{"title":"Water \u0026 Energy Meters","description":null,"products":[{"product_id":"dwyer-instruments-tuf-1000-bn-tenant-ultrasonic-btu-flowmeter-dn100-pipe-size-and-60-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-1000-BN | Tenant ultrasonic BTU flowmeter | DN100 pipe size and 60 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-1000-BN is a tenant ultrasonic BTU flowmeter designed for DN100 piping and a 60 m³\/h permanent rated flow. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-1000-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Control Techniques stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-1000-BN is the DN100 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e60 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for larger HVAC systems, building energy monitoring and utility sub-metering applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit combines a flowmeter, temperature sensors and an energy calculator into one compact device, reducing the need for multiple measurement instruments. It is suitable for applications involving chillers, boilers, radiators, fan coil units and individual tenant or apartment piping where heating and cooling energy consumption needs to be monitored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and utility management, the TUF-1000-BN provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing measured data to be transferred to compatible BMS and billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation, with horizontal pipe runs requiring installation at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN100 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN100 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It operates from a 24 Vac\/Vdc supply and can use a user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring Modbus communication instead of BACnet, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1000-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN100 flowmeter body and specifications with Modbus RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN100 configuration with a 60 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGB9119 flange, DN100 PN16 connection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 Vac\/Vdc power supply with optional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level and building-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® MSTP for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services professionals requiring ultrasonic energy measurement for larger pipe systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams monitoring heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN100 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e60 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN100 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the specified mounting orientation. On horizontal pipe runs, install at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-1000-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1000-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN100 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e60 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-1000-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy of the TUF-1000-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of ±(2+(0.02 Qp\/Q))% and temperature accuracy of ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the DN100 model use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1000-BN uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN100 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat power supply does the TUF-1000-BN require?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates on \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. A user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can be used for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-1000-BN and TUF-1000-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN100 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1000-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1000-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-1000-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its integrated flow measurement, temperature sensing and energy calculation make it suitable for tenant-level heating and cooling energy monitoring and utility billing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621198449,"sku":"TUF-1000-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-1000-bn-tenant-ultrasonic-btu-flowmeter-dn100-pipe-size-and-60-m3-h-permanent-flow-rate-with-bacnet-communication-25382925860977.jpg?v=1761746193"},{"product_id":"dwyer-instruments-tuf-1250-bn-tenant-ultrasonic-btu-flowmeter-dn125-pipe-size-and-100-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-1250-BN | Tenant ultrasonic BTU flowmeter | DN125 pipe size and 100 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer TUF-1250-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines flow measurement, temperature sensing and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building automation and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e TUF-1250-BN\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eGenuine Control Techniques stock with free UAE-wide shipping. Request a quote in under a minute — call +971 6 5436933.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Series TUF Ultrasonic Energy Meter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses ultrasonic technology to measure heating and cooling energy consumption in clean, compatible liquids. The TUF-1250-BN is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for larger chilled-water and heating-water systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining a flowmeter, temperature sensors and an energy calculator in one device, the TUF-1250-BN eliminates the need for separate measurement units in many installations. It is suitable for applications involving \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003echillers, boilers, radiators, fan coil units and individual apartment or tenant piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including heat metering and utility billing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local access to temperature, flow rate and energy consumption at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building management and utility billing integration, the TUF-1250-BN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This allows the meter to connect with compatible building automation and energy management systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eplastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The DN125 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It can be installed horizontally or vertically, with horizontal pipe runs requiring positioning at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and supports an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. The corresponding \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN125 flowmeter body and specifications but provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication instead of BACnet® MSTP.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDN125\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pipe size with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for local temperature, flow and energy readings\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for BMS and utility billing integration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBTU accuracy \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass 2 per EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heat metering and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1250-BN is suited for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling energy billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators and fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® for energy and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring centralized energy monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and mechanical contractors installing ultrasonic energy meters on DN125 piping\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are appropriate for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the specified horizontal or vertical mounting requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOn horizontal pipe runs, maintain the recommended position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-1250-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1250-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-1250-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the TUF-1250-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN125 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy does the TUF-1250-BN provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e±(2+(0.02 Qp\/Q))%\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and temperature accuracy of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e±0.1°C (±0.18°F)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the process temperature range?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-1250-BN require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-1250-BN and TUF-1250-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth variants use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 flowmeter body and specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-1250-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its combination of flow measurement, temperature measurement, energy calculation and BACnet® MSTP communication makes it suitable for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etenant-level heat metering and utility sub-metering applications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efree UAE-wide shipping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or technical assistance with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer TUF-1250-BN ultrasonic BTU flowmeter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e +971 6 5436933\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWebsite:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621231217,"sku":"TUF-1250-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-1250-bn-tenant-ultrasonic-btu-flowmeter-dn125-pipe-size-and-100-m3-h-permanent-flow-rate-with-bacnet-communication-25382926155889.jpg?v=1761746192"},{"product_id":"dwyer-instruments-tuf-150-bn-tenant-ultrasonic-btu-flowmeter-dn15-pipe-size-and-1-5-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-150-BN | Tenant ultrasonic BTU flowmeter | DN15 pipe size and 1.5 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-150-BN is a tenant ultrasonic BTU flowmeter designed for DN15 piping with a 1.5 m³\/h permanent rated flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-150-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter is designed to accurately and reliably measure heating and cooling energy consumption in clean, compatible liquids using ultrasonic technology. The TUF-150-BN is the DN15 version, rated for a 1.5 m³\/h permanent flow rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining flow measurement, temperature sensing and energy calculation in one compact device, the TUF-150-BN can simplify heat metering and tenant-level utility sub-metering. It is suitable for applications involving chillers, boilers and individual apartment or tenant piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic design has no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An 8-digit LCD provides local readings of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-150-BN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with building automation systems and utility billing platforms. For installations requiring Modbus communication, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-150-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN15 flowmeter body and specifications with Modbus® RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an IP65 enclosure rating. It supports horizontal or vertical mounting. On horizontal pipe runs, the meter should be mounted at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN15 version uses a threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG3\/4B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15-DN40 connection range. The unit operates on a 24 Vac\/Vdc supply and supports an optional user-supplied 3.6V ER26500 lithium battery for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN15 design with 1.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and billing-system integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators standardising on BACnet® MSTP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential properties requiring utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services contractors installing ultrasonic energy meters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that the DN15 pipe size and 1.5 m³\/h permanent rated flow are suitable for the application.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstall the meter using the threaded G3\/4B connection within the DN15-DN40 connection range.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMount the meter horizontally or vertically according to the installation requirements. On horizontal pipe runs, maintain at least 45° from horizontal.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the 24 Vac\/Vdc power supply and install the optional lithium battery backup if required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the BACnet® MSTP output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-150-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-150-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN15 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1.5 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-150-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis version uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the TUF-150-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN15 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ethreaded G3\/4B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15-DN40 connection range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF Series provides BTU accuracy \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the meter require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied 3.6V ER26500 lithium battery can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-150-BN and TUF-150-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN15 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-150-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-150-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order for the Dwyer TUF-150-BN, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621296753,"sku":"TUF-150-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-150-bn-tenant-ultrasonic-btu-flowmeter-dn15-pipe-size-and-1-5-m3-h-permanent-flow-rate-with-bacnet-communication-25382926221425.jpg?v=1761746192"},{"product_id":"dwyer-instruments-tuf-1500-bn-tenant-ultrasonic-btu-flowmeter-dn150-pipe-size-and-150-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-1500-BN | Tenant ultrasonic BTU flowmeter | DN150 pipe size and 150 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer TUF-1500-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines flow measurement, temperature sensing and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building automation and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e TUF-1500-BN\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eGenuine Control Techniques stock with free UAE-wide shipping. Request a quote in under a minute — call +971 6 5436933.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Series TUF Ultrasonic Energy Meter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses ultrasonic technology to measure heating and cooling energy consumption in clean, compatible liquids. The TUF-1500-BN is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for larger chilled-water and heating-water installations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining a flowmeter, temperature sensors and an energy calculator in one device, the TUF-1500-BN can simplify energy measurement for applications such as \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003echillers, boilers, radiators, fan coil units and individual tenant or apartment piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This makes it suitable for heat metering, utility sub-metering and tenant-level energy billing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce mechanical wear and maintenance requirements compared with traditional mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local access to temperature, flow rate and energy readings directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building management and billing-system integration, the TUF-1500-BN provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This allows the meter to communicate with compatible building automation systems and utility management infrastructure.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eplastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The DN150 version uses a flange connection and can be installed horizontally or vertically. On horizontal pipe runs, the meter should be positioned at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and can also use an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. The TUF-1500-MD is the corresponding DN150 variant using \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e instead of BACnet® MSTP.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDN150\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pipe size with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for local temperature, flow and energy readings\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for BMS and utility billing integration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBTU accuracy \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass 2 per EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heat metering and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1500-BN is suited for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling energy billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators and fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® for energy and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring centralized energy monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and mechanical contractors installing ultrasonic energy meters on DN150 piping\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are appropriate for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 flange connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the specified horizontal or vertical mounting requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOn horizontal pipe runs, maintain the recommended position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-1500-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1500-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-1500-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy does the TUF-1500-BN provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e±(2+(0.02 Qp\/Q))%\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and temperature accuracy of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e±0.1°C (±0.18°F)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the process temperature range?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-1500-BN require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-1500-BN and TUF-1500-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth variants use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 flowmeter body and specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1500-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1500-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-1500-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its combination of flow measurement, temperature measurement, energy calculation and BACnet® MSTP communication makes it suitable for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etenant-level heat metering and utility sub-metering applications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efree UAE-wide shipping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or technical assistance with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer TUF-1500-BN ultrasonic BTU flowmeter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e +971 6 5436933\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWebsite:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621329521,"sku":"TUF-1500-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-1500-bn-tenant-ultrasonic-btu-flowmeter-dn150-pipe-size-and-150-m3-h-permanent-flow-rate-with-bacnet-communication-25382926286961.jpg?v=1761746192"},{"product_id":"dwyer-instruments-tuf-200-bn-tenant-ultrasonic-btu-flowmeter-dn20-pipe-size-and-2-5-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-200-BN | Tenant ultrasonic BTU flowmeter | DN20 pipe size and 2.5 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-200-BN is a tenant ultrasonic BTU flowmeter designed for DN20 piping with a 2.5 m³\/h permanent rated flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-200-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter is designed to measure heating and cooling energy consumption in clean, compatible liquids using ultrasonic technology. The TUF-200-BN is the DN20 version, with a 2.5 m³\/h permanent rated flow rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining flow measurement, temperature sensing and energy calculation in one compact device, the TUF-200-BN can simplify heat metering and utility sub-metering installations. It is suitable for applications involving chillers, boilers and individual apartment or tenant piping where heating and cooling energy consumption needs to be monitored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic design has no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An 8-digit LCD provides local readings of temperature, flow rate and energy consumption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and billing-system integration, this version provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication. If Modbus communication is required on the same DN20 size, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-200-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same flowmeter body and specifications with Modbus® RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-200-BN features a plastic housing with brass and 316L stainless steel wetted parts and an IP65 enclosure rating. It supports horizontal or vertical mounting. On horizontal pipe runs, the meter should be mounted at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN20 version uses a threaded G1B connection within the DN15-DN40 connection range. Power is supplied through 24 Vac\/Vdc, with an optional user-supplied 3.6V ER26500 lithium battery available for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN20 design with 2.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and billing-system integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators standardising on BACnet® MSTP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential properties requiring utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services contractors installing ultrasonic energy meters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that the DN20 pipe size and 2.5 m³\/h permanent rated flow are suitable for the application.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstall the meter using the threaded G1B connection within the DN15-DN40 connection range.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMount the meter horizontally or vertically according to the installation requirements. On horizontal pipe runs, maintain at least 45° from horizontal.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the 24 Vac\/Vdc power supply and install the optional lithium battery backup if required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the BACnet® MSTP output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-200-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-200-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN20 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.5 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-200-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis version uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF Series provides BTU accuracy \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the TUF-200-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN20 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ethreaded G1B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15-DN40 connection range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the meter require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied 3.6V ER26500 lithium battery can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-200-BN and TUF-200-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN20 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-200-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-200-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order for the Dwyer TUF-200-BN, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621395057,"sku":"TUF-200-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-200-bn-tenant-ultrasonic-btu-flowmeter-dn20-pipe-size-and-2-5-m3-h-permanent-flow-rate-with-bacnet-communication-25382927007857.jpg?v=1761746191"},{"product_id":"dwyer-instruments-tuf-2000-bn-tenant-ultrasonic-btu-flowmeter-dn200-pipe-size-and-200-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-2000-BN | Tenant ultrasonic BTU flowmeter | DN200 pipe size and 200 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer TUF-1250-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines flow measurement, temperature sensing and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building automation and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e TUF-1250-BN\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eGenuine Control Techniques stock with free UAE-wide shipping. Request a quote in under a minute — call +971 6 5436933.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Series TUF Ultrasonic Energy Meter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses ultrasonic technology to measure heating and cooling energy consumption in clean, compatible liquids. The TUF-1250-BN is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for larger chilled-water and heating-water systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining a flowmeter, temperature sensors and an energy calculator in one device, the TUF-1250-BN eliminates the need for separate measurement units in many installations. It is suitable for applications involving \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003echillers, boilers, radiators, fan coil units and individual apartment or tenant piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, including heat metering and utility billing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local access to temperature, flow rate and energy consumption at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building management and utility billing integration, the TUF-1250-BN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. This allows the meter to connect with compatible building automation and energy management systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eplastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The DN125 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It can be installed horizontally or vertically, with horizontal pipe runs requiring positioning at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and supports an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. The corresponding \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN125 flowmeter body and specifications but provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication instead of BACnet® MSTP.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDN125\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e pipe size with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for local temperature, flow and energy readings\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for BMS and utility billing integration\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eBTU accuracy \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass 2 per EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heat metering and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1250-BN is suited for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling energy billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators and fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® for energy and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring centralized energy monitoring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and mechanical contractors installing ultrasonic energy meters on DN125 piping\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are appropriate for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the specified horizontal or vertical mounting requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eOn horizontal pipe runs, maintain the recommended position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-1250-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1250-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-1250-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the TUF-1250-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN125 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy does the TUF-1250-BN provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e±(2+(0.02 Qp\/Q))%\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and temperature accuracy of \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e±0.1°C (±0.18°F)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the process temperature range?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-1250-BN require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-1250-BN and TUF-1250-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth variants use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 flowmeter body and specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-1250-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its combination of flow measurement, temperature measurement, energy calculation and BACnet® MSTP communication makes it suitable for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003etenant-level heat metering and utility sub-metering applications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003efree UAE-wide shipping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or technical assistance with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer TUF-1250-BN ultrasonic BTU flowmeter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e +971 6 5436933\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eWebsite:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621427825,"sku":"TUF-2000-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-2000-bn-tenant-ultrasonic-btu-flowmeter-dn200-pipe-size-and-200-m3-h-permanent-flow-rate-with-bacnet-communication-25382927040625.jpg?v=1761746191"},{"product_id":"dwyer-instruments-tuf-250-bn-tenant-ultrasonic-btu-flowmeter-dn25-pipe-size-and-3-5-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-250-BN | Tenant ultrasonic BTU flowmeter | DN25 pipe size and 3.5 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-400-BN is a tenant ultrasonic BTU flowmeter designed for DN40 piping with a 10 m³\/h permanent rated flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-400-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter is designed to accurately and reliably measure heating and cooling energy consumption in clean, compatible liquids using ultrasonic technology. The TUF-400-BN is the DN40 version, rated for a 10 m³\/h permanent flow rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining flow measurement, temperature sensing and energy calculation in one compact device, the TUF-400-BN simplifies heat metering and tenant-level utility sub-metering. It is suitable for applications involving chillers, boilers and individual apartment or tenant piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic design has no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An 8-digit LCD provides local readings of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-400-BN uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with building automation systems and utility billing platforms. For installations requiring Modbus communication, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-400-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN40 flowmeter body and specifications with Modbus® RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an IP65 enclosure rating. It supports horizontal or vertical mounting. On horizontal pipe runs, the meter should be mounted at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN40 version uses a threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/2B\/G2B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15-DN40 connection range. The unit operates on a 24 Vac\/Vdc supply and supports an optional user-supplied 3.6V ER26500 lithium battery for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN40 design with 10 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and billing-system integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators standardising on BACnet® MSTP\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential properties requiring utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services contractors installing ultrasonic energy meters\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that the DN40 pipe size and 10 m³\/h permanent rated flow are suitable for the application.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstall the meter using the threaded G1-1\/2B\/G2B connection within the DN15-DN40 connection range.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMount the meter horizontally or vertically according to the installation requirements. On horizontal pipe runs, maintain at least 45° from horizontal.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the 24 Vac\/Vdc power supply and install the optional lithium battery backup if required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the BACnet® MSTP output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-400-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-400-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN40 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-400-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis version uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the TUF-400-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN40 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ethreaded G1-1\/2B\/G2B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15-DN40 connection range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF Series provides BTU accuracy \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eClass 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the meter require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied 3.6V ER26500 lithium battery can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-400-BN and TUF-400-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN40 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-400-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-400-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order for the Dwyer TUF-400-BN, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621526129,"sku":"TUF-250-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-250-bn-tenant-ultrasonic-btu-flowmeter-dn25-pipe-size-and-3-5-m3-h-permanent-flow-rate-with-bacnet-communication-25382927138929.jpg?v=1761746189"},{"product_id":"dwyer-instruments-tuf-320-bn-tenant-ultrasonic-btu-flowmeter-dn32-pipe-size-and-6-0-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-320-BN | Tenant ultrasonic BTU flowmeter | DN32 pipe size and 6.0 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-320-BN is a tenant ultrasonic BTU flowmeter designed for DN32 piping and a 6 m³\/h permanent rated flow. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-320-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Control Techniques stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-320-BN is the DN32 version, rated for a permanent flow rate of 6 m³\/h, making it suitable for tenant-level heat metering, utility billing and HVAC energy monitoring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy combining a flowmeter, temperature sensors and energy calculator into one compact device, the TUF-320-BN reduces the need for separate measurement equipment. It can be used for monitoring chillers, boilers, radiators, fan coil units and individual tenant or apartment piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle has no moving parts, helping reduce mechanical wear and maintenance requirements. An integrated 8-digit LCD provides local access to temperature, flow rate and energy readings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and billing applications, the TUF-320-BN provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing measured data to be transferred to compatible BMS and utility management systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an IP65 enclosure rating. It supports horizontal or vertical installation, with horizontal pipe runs requiring installation at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN32 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/4B threaded connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15-DN40 connection range. The unit operates from a 24 Vac\/Vdc supply and can accommodate a user-supplied 3.6V ER26500 lithium battery for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring Modbus communication rather than BACnet, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-320-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN32 flowmeter body and specifications with Modbus RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN32 configuration with a 6 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 Vac\/Vdc power supply with optional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling energy billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® MSTP for energy and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services professionals requiring compact ultrasonic energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams monitoring heating and cooling consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN32 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the installation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/4B threaded connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the specified mounting orientation. On horizontal pipe runs, install at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-320-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-320-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN32 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-320-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the accuracy of the TUF-320-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of ±(2+(0.02 Qp\/Q))% and temperature accuracy of ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat power supply does the TUF-320-BN require?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates on \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. A user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can also be used for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-320-BN and TUF-320-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN32 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-320-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-320-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-320-BN suitable for tenant billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its integrated flow measurement, temperature sensing and energy calculation make it suitable for tenant-level heating and cooling energy monitoring and utility billing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621591665,"sku":"TUF-320-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-320-bn-tenant-ultrasonic-btu-flowmeter-dn32-pipe-size-and-6-0-m3-h-permanent-flow-rate-with-bacnet-communication-25382927335537.jpg?v=1761746188"},{"product_id":"dwyer-instruments-tuf-400-bn-tenant-ultrasonic-btu-flowmeter-dn40-pipe-size-and-10-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer TUF-400-BN | Ultrasonic BTU Meter | DN40, 10 m³\/h, BACnet","description":"\u003cp\u003eThe Dwyer TUF-400-BN tenant ultrasonic BTU flowmeter is built for DN40 lines with a 10 m³\/h permanent flow rate and BACnet communication, measuring the heating or cooling energy used by a circuit through its built-in energy calculator.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eG2 threaded meter connection for DN40 pipe, permanent flow 10 m³\/h\u003c\/li\u003e\n\u003cli\u003eBACnet communication per the listing; serial interface selectable between BACnet MS\/TP and Modbus RTU\u003c\/li\u003e\n\u003cli\u003eClass 2 energy accuracy (EN1434\/CJ128), 1% flow repeatability\u003c\/li\u003e\n\u003cli\u003eUnidirectional flow; horizontal or vertical mounting\u003c\/li\u003e\n\u003cli\u003eIP65 enclosure, 1 W consumption, pressure drop under 10 kPa\u003c\/li\u003e\n\u003cli\u003eRated to 16 bar for DN15 to DN40; weight 3 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621624433,"sku":"TUF-400-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-400-bn-tenant-ultrasonic-btu-flowmeter-dn40-pipe-size-and-10-m3-h-permanent-flow-rate-with-bacnet-communication-25382927401073.jpg?v=1761746188"},{"product_id":"dwyer-instruments-tuf-500-bn-tenant-ultrasonic-btu-flowmeter-dn50-pipe-size-and-15-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-500-BN | Tenant ultrasonic BTU flowmeter | DN50 pipe size and 15 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-500-BN is a tenant ultrasonic BTU flowmeter designed for DN50 piping and a 15 m³\/h permanent rated flow. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-500-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Control Techniques stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-500-BN is the DN50 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for tenant-level heat metering, HVAC energy monitoring and utility billing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit combines a flowmeter, temperature sensors and energy calculator in a single compact device, reducing the need for separate measurement equipment. It can be installed on chillers, boilers, radiators, fan coil units and individual apartment or tenant piping where heating and cooling energy consumption needs to be monitored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate and energy consumption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and utility management, the TUF-500-BN provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing measurement data to be transferred to compatible BMS and billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation, with horizontal pipe runs requiring installation at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN50 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 2\" DN50 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It operates from a 24 Vac\/Vdc supply and can use a user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring Modbus communication instead of BACnet, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-500-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN50 flowmeter body and specifications with Modbus RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN50 configuration with a 15 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGB9119 flange, 2\" DN50 PN16 connection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 Vac\/Vdc power supply with optional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® MSTP for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services professionals requiring ultrasonic energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams monitoring heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN50 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 2\" DN50 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the specified mounting orientation. On horizontal pipe runs, install at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-500-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-500-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN50 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-500-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy of the TUF-500-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of ±(2+(0.02 Qp\/Q))% and temperature accuracy of ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the DN50 model use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-500-BN uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 2\" DN50 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat power supply does the TUF-500-BN require?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates on \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. A user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can be used for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-500-BN and TUF-500-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN50 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-500-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-500-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-500-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its integrated flow measurement, temperature sensing and energy calculation make it suitable for tenant-level heating and cooling energy monitoring and utility billing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621722737,"sku":"TUF-500-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-500-bn-tenant-ultrasonic-btu-flowmeter-dn50-pipe-size-and-15-m3-h-permanent-flow-rate-with-bacnet-communication-25382927761521.jpg?v=1761746188"},{"product_id":"dwyer-instruments-tuf-650-bn-tenant-ultrasonic-btu-flowmeter-dn65-pipe-size-and-25-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-650-BN | Tenant ultrasonic BTU flowmeter | DN65 pipe size and 25 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-650-BN is a tenant ultrasonic BTU flowmeter designed for DN65 piping and a 25 m³\/h permanent rated flow. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-650-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Control Techniques stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-650-BN is the DN65 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for larger HVAC and building energy-metering applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit combines a flowmeter, temperature sensors and an energy calculator into one compact device, reducing the need for multiple measurement instruments. It is suitable for applications involving chillers, boilers, radiators, fan coil units and individual tenant or apartment piping where heating and cooling energy consumption needs to be monitored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and utility management, the TUF-650-BN provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, enabling measured data to be transferred to compatible BMS and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation, with horizontal pipe runs requiring installation at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN65 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN65 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It operates from a 24 Vac\/Vdc supply and can use a user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring Modbus communication instead of BACnet, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN65 flowmeter body and specifications with Modbus RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN65 configuration with a 25 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGB9119 flange, DN65 PN16 connection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 Vac\/Vdc power supply with optional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level and building-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® MSTP for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services professionals requiring larger-pipe ultrasonic energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams monitoring heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN65 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN65 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the specified mounting orientation. On horizontal pipe runs, install at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-650-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-650-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN65 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-650-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy of the TUF-650-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of ±(2+(0.02 Qp\/Q))% and temperature accuracy of ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the DN65 model use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-650-BN uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN65 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat power supply does the TUF-650-BN require?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates on \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. A user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can be used for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-650-BN and TUF-650-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN65 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-650-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its integrated flow measurement, temperature sensing and energy calculation make it suitable for tenant-level heating and cooling energy monitoring and utility billing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621755505,"sku":"TUF-650-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-650-bn-tenant-ultrasonic-btu-flowmeter-dn65-pipe-size-and-25-m3-h-permanent-flow-rate-with-bacnet-communication-25382927859825.jpg?v=1761746188"},{"product_id":"dwyer-instruments-tuf-800-bn-tenant-ultrasonic-btu-flowmeter-dn80-pipe-size-and-40-m3-h-permanent-flow-rate-with-bacnet-communication","title":"Dwyer Instruments TUF-800-BN | Tenant ultrasonic BTU flowmeter | DN80 pipe size and 40 m3\/h permanent flow rate with BACnet® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-800-BN is a tenant ultrasonic BTU flowmeter designed for DN80 piping and a 40 m³\/h permanent rated flow. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with BACnet® MSTP communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-800-BN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Control Techniques stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-800-BN is the DN80 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making it suitable for larger HVAC, building energy-monitoring and utility sub-metering applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit combines a flowmeter, temperature sensors and an energy calculator into one compact device, reducing the need for multiple measurement instruments. It is suitable for applications involving chillers, boilers, radiators, fan coil units and individual tenant or apartment piping where heating and cooling energy consumption needs to be monitored.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce mechanical wear and maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and utility management, the TUF-800-BN provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing measured data to be transferred to compatible BMS and billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation, with horizontal pipe runs requiring installation at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN80 model uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN80 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It operates from a 24 Vac\/Vdc supply and can use a user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring Modbus communication instead of BACnet, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e uses the same DN80 flowmeter body and specifications with Modbus RTU communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN80 configuration with a 40 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBACnet® MSTP communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGB9119 flange, DN80 PN16 connection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 Vac\/Vdc power supply with optional lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level and building-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using BACnet® MSTP for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services professionals requiring ultrasonic energy measurement for larger pipe systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams monitoring heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN80 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the installation and expected load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN80 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the specified mounting orientation. On horizontal pipe runs, install at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP communication output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-800-BN designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-800-BN is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN80 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-800-BN use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy of the TUF-800-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with flow accuracy of ±(2+(0.02 Qp\/Q))% and temperature accuracy of ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat connection does the DN80 model use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-800-BN uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN80 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat power supply does the TUF-800-BN require?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates on \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. A user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can be used for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-800-BN and TUF-800-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN80 flowmeter body and specifications. The communication protocol differs: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-BN uses BACnet® MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-MD uses Modbus RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs the TUF-800-BN suitable for tenant energy billing?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Its integrated flow measurement, temperature sensing and energy calculation make it suitable for tenant-level heating and cooling energy monitoring and utility billing applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621821041,"sku":"TUF-800-BN","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-800-bn-tenant-ultrasonic-btu-flowmeter-dn80-pipe-size-and-40-m3-h-permanent-flow-rate-with-bacnet-communication-25382928089201.jpg?v=1761746187"},{"product_id":"dwyer-instruments-tuf-250-md-tenant-ultrasonic-btu-flowmeter-dn25-pipe-size-and-3-5-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-250-MD | Tenant ultrasonic BTU flowmeter | DN25 pipe size and 3.5 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-250-MD is a tenant ultrasonic BTU flowmeter designed for DN25 piping and a 3.5 m³\/h permanent flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with Modbus® RTU communication for building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-250-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-250-MD is the DN25 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.5 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-250-MD suitable for tenant-level heat metering, utility billing and energy monitoring in applications including chillers, boilers, radiators, fan coil units and individual apartment or tenant piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a local readout of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-250-MD provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible building management systems, energy monitoring platforms and utility billing systems. This allows measured flow, temperature and energy data to be transferred to connected systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation. On horizontal pipe runs, the installation position should be at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN25 model uses a threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15–DN40 connection range. The unit operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-installed \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup during power interruptions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor the same DN25 flowmeter configuration with a different communication protocol, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-250-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses BACnet MSTP instead of Modbus® RTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for DN25 piping with a 3.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce mechanical wear and maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntegrated 8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup for the display and stored readings during power interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and stock availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility and energy sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams managing heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential developments requiring individual tenant energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the TUF-250-MD's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN25 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the piping system and application.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the manufacturer's installation requirements. On horizontal pipe runs, maintain an installation position at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-250-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-250-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN25 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.5 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-250-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible BMS, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, while temperature accuracy is ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-250-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-250-MD and TUF-250-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN25 flowmeter configuration and rated flow specification. The main difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-250-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-250-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan the TUF-250-MD be installed vertically?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter supports horizontal or vertical installation. For horizontal pipe runs, the installation should be at least 45° from horizontal according to the stated installation requirement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available from General Tech Services LLC. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or to place an order for the Dwyer TUF-250-MD, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170621984881,"sku":"TUF-250-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-250-md-tenant-ultrasonic-btu-flowmeter-dn25-pipe-size-and-3-5-m3-h-permanent-flow-rate-with-modbus-communication-25382928384113.jpg?v=1761746185"},{"product_id":"dwyer-instruments-tuf-400-md-tenant-ultrasonic-btu-flowmeter-dn40-pipe-size-and-10-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-400-MD | Tenant ultrasonic BTU flowmeter | DN40 pipe size and 10 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-400-MD is a tenant ultrasonic BTU flowmeter designed for DN40 piping and a 10 m³\/h permanent flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with Modbus® RTU communication for building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-400-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-400-MD is the DN40 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-400-MD suitable for tenant-level heat metering, utility billing and energy monitoring in applications including chillers, boilers, radiators, fan coil units and individual apartment or tenant piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a local readout of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-400-MD provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible building management systems, energy monitoring platforms and utility billing systems. This enables flow, temperature and energy data to be transferred to connected systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation. On horizontal pipe runs, the installation position should be at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN40 model uses a threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/2B\/G2B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15–DN40 connection range. The unit operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-installed \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup during power interruptions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor the same DN40 flowmeter configuration with a different communication protocol, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-400-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses BACnet MSTP instead of Modbus® RTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for DN40 piping with a 10 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce mechanical wear and maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntegrated 8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup for the display and stored readings during power interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and stock availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility and energy sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams managing heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential developments requiring individual tenant energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the TUF-400-MD's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN40 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the piping system and application.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/2B\/G2B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the manufacturer's installation requirements. On horizontal pipe runs, maintain an installation position at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-400-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-400-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN40 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-400-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible BMS, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, while temperature accuracy is ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-400-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-400-MD and TUF-400-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN40 flowmeter configuration and rated flow specification. The main difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-400-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-400-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan the TUF-400-MD be installed vertically?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter supports horizontal or vertical installation. For horizontal pipe runs, the installation should be at least 45° from horizontal according to the stated installation requirement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available from General Tech Services LLC. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or to place an order for the Dwyer TUF-400-MD, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSEO Metadata\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eMeta Title:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eDwyer TUF-400-MD Ultrasonic BTU Flowmeter | UAE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eMeta Description:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003eDwyer TUF-400-MD ultrasonic BTU flowmeter, DN40, 10 m³\/h, Modbus® RTU communication. Genuine UAE stock. Call +971 6 5436933\u003c\/span\u003e\u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622017649,"sku":"TUF-400-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-400-md-tenant-ultrasonic-btu-flowmeter-dn40-pipe-size-and-10-m3-h-permanent-flow-rate-with-modbus-communication-25382929236081.jpg?v=1761746184"},{"product_id":"dwyer-instruments-tuf-200-md-tenant-ultrasonic-btu-flowmeter-dn20-pipe-size-and-2-5-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-200-MD | Tenant ultrasonic BTU flowmeter | DN20 pipe size and 2.5 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-200-MD is a tenant ultrasonic BTU flowmeter designed for DN20 piping and a 2.5 m³\/h permanent flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with Modbus® RTU communication for building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-200-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-200-MD is the DN20 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.5 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-200-MD suitable for tenant-level heat metering, utility billing and energy monitoring in applications including chillers, boilers, radiators, fan coil units and individual apartment or tenant piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a local readout of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor building automation and billing applications, the TUF-200-MD provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication through its serial communication output. This allows measured data to be transferred to compatible BMS, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation. On horizontal pipe runs, the installation position should be at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN20 model uses a threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15–DN40 connection range. The meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-installed \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e available for backup during power interruptions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor the same DN20 flowmeter configuration with an alternative communication protocol, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-200-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses BACnet MSTP instead of Modbus® RTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for DN20 piping with a 2.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce mechanical wear and maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntegrated 8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup for the display and stored readings during power interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and stock availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility and energy sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams managing heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential developments requiring individual tenant energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the TUF-200-MD's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN20 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the piping system and application.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the manufacturer's installation requirements. On horizontal pipe runs, maintain an installation position at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-200-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-200-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN20 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e2.5 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-200-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible building management, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, while temperature accuracy is ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-200-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-200-MD and TUF-200-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN20 flowmeter configuration and rated flow specification. The main difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-200-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-200-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan the TUF-200-MD be installed vertically?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter supports horizontal or vertical installation. For horizontal pipe runs, the installation should be at least 45° from horizontal according to the stated installation requirement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available from General Tech Services LLC. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or to place an order for the Dwyer TUF-200-MD, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622083185,"sku":"TUF-200-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-200-md-tenant-ultrasonic-btu-flowmeter-dn20-pipe-size-and-2-5-m3-h-permanent-flow-rate-with-modbus-communication-25382929268849.jpg?v=1761746184"},{"product_id":"dwyer-instruments-tuf-500-md-tenant-ultrasonic-btu-flowmeter-dn50-pipe-size-and-15-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-500-MD | Tenant ultrasonic BTU flowmeter | DN50 pipe size and 15 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Instruments TUF-500-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN50 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines ultrasonic flow measurement, temperature sensing, and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter is suitable for measuring heating and cooling energy consumption in clean, compatible liquids, including applications involving chillers, boilers, radiators, fan coil units, and tenant-level utility metering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-500-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock is available from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF Ultrasonic Energy Meter uses ultrasonic technology to provide accurate and stable measurement of heating and cooling energy consumption. The TUF-500-MD is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN50 model\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines the functions of a flowmeter, temperature sensors, and energy calculator in a single device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-500-MD suitable for tenant-level heat metering, utility billing, and energy monitoring in buildings where individual apartments, tenants, chillers, boilers, or HVAC circuits need to be measured.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBecause the meter has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, it can help reduce maintenance requirements compared with mechanical BTU meters. An \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate, and energy consumption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-500-MD provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, allowing measurement data to be transferred to compatible BMS, monitoring, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN50 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 2\" DN50 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The meter has a plastic housing with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebrass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit can be mounted horizontally or vertically. On horizontal pipe runs, installation should be at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePower is supplied through \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. The meter consumes approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 W\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring BACnet communication instead of Modbus, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-500-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses the same DN50 flowmeter body and provides BACnet MSTP communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing, and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN50 configuration with a 15 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow, and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated housing for suitable installation environments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for horizontal or vertical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCE and RoHS compliant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling energy billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators, or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for energy monitoring and sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and energy-management contractors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring individual utility metering\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN50 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the intended installation and load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 2\" DN50 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the manufacturer's mounting requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFor horizontal pipe runs, maintain the recommended installation position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or utility billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature, and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-500-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-500-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN50 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e15 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-500-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS, monitoring, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy class of the TUF-500-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, while temperature accuracy is ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the operating temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-500-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-500-MD and TUF-500-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN50 flowmeter body and core specifications. The primary difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-500-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-500-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability, or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622115953,"sku":"TUF-500-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-500-md-tenant-ultrasonic-btu-flowmeter-dn50-pipe-size-and-15-m3-h-permanent-flow-rate-with-modbus-communication-25382929334385.jpg?v=1761746184"},{"product_id":"dwyer-instruments-tuf-650-md-tenant-ultrasonic-btu-flowmeter-dn65-pipe-size-and-25-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-650-MD | Tenant ultrasonic BTU flowmeter | DN65 pipe size and 25 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Instruments TUF-650-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN65 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines ultrasonic flow measurement, temperature sensing, and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter is designed to measure heating and cooling energy consumption in clean, compatible liquids and is suitable for applications involving chillers, boilers, radiators, fan coil units, and tenant-level heat metering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-650-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock is available from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF Ultrasonic Energy Meter uses ultrasonic technology to provide accurate and stable measurement of heating and cooling energy consumption. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the DN65 model, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors, and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-650-MD suitable for tenant-level heat metering, utility billing, and energy monitoring in buildings where individual apartments, tenants, chillers, boilers, or HVAC circuits require separate energy measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce maintenance requirements compared with mechanical BTU meters. Its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate, and energy consumption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-650-MD uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for data transfer to compatible building management systems, monitoring platforms, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN65 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN65 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It has a plastic housing with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebrass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit supports horizontal or vertical installation. On horizontal pipe runs, installation should be at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. Power consumption is approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 W\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring BACnet communication instead of Modbus, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses the same DN65 flowmeter body and provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing, and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN65 configuration with a 25 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow, and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for horizontal or vertical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCE and RoHS compliant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators, or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and energy-management contractors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring individual energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN65 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the intended piping system and load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN65 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the manufacturer's installation requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFor horizontal pipe runs, maintain the recommended installation position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or utility billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature, and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-650-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-650-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN65 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e25 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-650-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS, monitoring, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy class of the TUF-650-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-650-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-650-MD and TUF-650-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN65 flowmeter body and core specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The primary difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-650-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability, or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622181489,"sku":"TUF-650-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-650-md-tenant-ultrasonic-btu-flowmeter-dn65-pipe-size-and-25-m3-h-permanent-flow-rate-with-modbus-communication-25382929367153.jpg?v=1761746184"},{"product_id":"dwyer-instruments-tuf-1000-md-tenant-ultrasonic-btu-flowmeter-dn100-pipe-size-and-60-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer TUF-1000-MD | Ultrasonic BTU Meter | DN100, 60 m³\/h, Modbus","description":"\u003cp\u003eSized for DN100 pipework with a permanent flow rate of 60 m³\/h, the Dwyer TUF-1000-MD is a tenant ultrasonic BTU meter that combines a flowmeter and energy calculator to record heating and cooling consumption, for example on boiler and chiller circuits.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDN100 flanged meter connection, permanent flow 60 m³\/h\u003c\/li\u003e\n\u003cli\u003eSupplied with Modbus communication per the listing; serial Modbus RTU or BACnet MS\/TP selectable\u003c\/li\u003e\n\u003cli\u003eEnergy accuracy to EN1434\/CJ128 Class 2; temperature +\/-0.1 °C\u003c\/li\u003e\n\u003cli\u003eBrass and 316L stainless wetted parts; IP65 plastic enclosure with 8-digit LED display\u003c\/li\u003e\n\u003cli\u003ePowered by 24 VDC\/VAC or a user-supplied 3.6 V lithium battery that also acts as backup\u003c\/li\u003e\n\u003cli\u003eProcess temperature 2 to 95 °C; weight 7.5 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622214257,"sku":"TUF-1000-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-1000-md-tenant-ultrasonic-btu-flowmeter-dn100-pipe-size-and-60-m3-h-permanent-flow-rate-with-modbus-communication-25382929432689.jpg?v=1761746184"},{"product_id":"dwyer-instruments-tuf-1250-md-tenant-ultrasonic-btu-flowmeter-dn125-pipe-size-and-100-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-1250-MD | Tenant ultrasonic BTU flowmeter | DN125 pipe size and 100 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Instruments TUF-1250-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines ultrasonic flow measurement, temperature sensing, and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter is designed for measuring heating and cooling energy consumption in clean, compatible liquids and is suitable for applications involving chillers, boilers, radiators, fan coil units, and tenant-level heat metering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-1250-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock is available from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF Ultrasonic Energy Meter uses ultrasonic technology to provide accurate and stable measurement of heating and cooling energy consumption. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the DN125 model, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors, and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-1250-MD suitable for tenant-level heat metering, utility billing, and energy monitoring in buildings where individual apartments, tenants, chillers, boilers, or HVAC circuits require separate energy measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce maintenance requirements compared with mechanical BTU meters. Its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate, and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1250-MD uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for data transfer to compatible building management systems, monitoring platforms, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN125 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It has a plastic housing with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebrass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter can be installed horizontally or vertically. On horizontal pipe runs, installation should be at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. Power consumption is approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 W\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring BACnet communication instead of Modbus, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses the same DN125 flowmeter body and provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing, and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN125 configuration with a 100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow, and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for horizontal or vertical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCE and RoHS compliant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators, or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and energy-management contractors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring individual energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the intended piping system and load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, 5\" DN125 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the manufacturer's installation requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFor horizontal pipe runs, maintain the recommended installation position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or utility billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature, and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-1250-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1250-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e100 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-1250-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS, monitoring, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy class of the TUF-1250-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-1250-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-1250-MD and TUF-1250-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN125 flowmeter body and core specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The primary difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1250-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability, or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622312561,"sku":"TUF-1250-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-1250-md-tenant-ultrasonic-btu-flowmeter-dn125-pipe-size-and-100-m3-h-permanent-flow-rate-with-modbus-communication-25382929760369.jpg?v=1761746183"},{"product_id":"dwyer-instruments-tuf-150-md-tenant-ultrasonic-btu-flowmeter-dn15-pipe-size-and-1-5-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-150-MD | Tenant ultrasonic BTU flowmeter | DN15 pipe size and 1.5 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-150-MD is a tenant ultrasonic BTU flowmeter designed for DN15 piping and a 1.5 m³\/h permanent flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with Modbus® RTU communication for building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-150-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides stable and accurate measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-150-MD is the DN15 version with a 1.5 m³\/h permanent rated flow and is designed to combine the functions of a flowmeter, temperature sensors and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis makes the TUF-150-MD suitable for tenant-level heat metering, utility billing and energy monitoring in applications such as individual apartments, chillers, boilers, radiators and fan coil units.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUltrasonic measurement has no moving parts, helping reduce maintenance requirements compared with mechanical BTU meters. An integrated 8-digit LCD provides local readings of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-150-MD uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication, allowing measured data to be transferred to compatible building management systems (BMS), energy monitoring platforms and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an IP65 enclosure rating. It can be installed horizontally or vertically. For horizontal pipe runs, the installation should be at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN15 model uses a threaded G3\/4B connection. The unit operates from a 24 Vac\/Vdc supply and can accept an optional user-installed 3.6V ER26500 lithium battery for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor the same DN15 flowmeter configuration with a different communication protocol, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-150-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant provides BACnet MSTP communication instead of Modbus® RTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for DN15 piping with a 1.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce mechanical wear and maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntegrated 8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing for demanding installation environments\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup for the display and stored readings during power interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling energy billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for energy and utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities and energy-management teams requiring local and remote energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential developments requiring individual tenant energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the TUF-150-MD's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN15 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1.5 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the application.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using its threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG3\/4B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the manufacturer's installation requirements. On horizontal pipe runs, maintain an installation position at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-150-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-150-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN15 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1.5 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-150-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible BMS, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, while temperature accuracy is ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the operating temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-150-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-150-MD and TUF-150-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth variants use the same DN15 flowmeter configuration and rated flow specification. The main difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-150-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-150-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan the TUF-150-MD be installed vertically?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter supports horizontal or vertical installation. On horizontal pipe runs, the installation should be at least 45° from horizontal according to the stated installation requirement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available from General Tech Services LLC. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or to place an order for the Dwyer TUF-150-MD, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622345329,"sku":"TUF-150-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-150-md-tenant-ultrasonic-btu-flowmeter-dn15-pipe-size-and-1-5-m3-h-permanent-flow-rate-with-modbus-communication-25382929825905.jpg?v=1761746181"},{"product_id":"dwyer-instruments-tuf-1500-md-tenant-ultrasonic-btu-flowmeter-dn150-pipe-size-and-150-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-1500-MD | Tenant ultrasonic BTU flowmeter | DN150 pipe size and 150 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Instruments TUF-1500-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines ultrasonic flow measurement, temperature sensing, and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter is designed to measure heating and cooling energy consumption in clean, compatible liquids and is suitable for applications involving chillers, boilers, radiators, fan coil units, and tenant-level heat metering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-1500-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock is available from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF Ultrasonic Energy Meter uses ultrasonic technology to provide accurate and stable measurement of heating and cooling energy consumption. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1500-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the DN150 model, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors, and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-1500-MD suitable for tenant-level heat metering, utility billing, and energy monitoring in buildings where individual apartments, tenants, chillers, boilers, or HVAC circuits require separate energy measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce maintenance requirements compared with mechanical BTU meters. Its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate, and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1500-MD uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for data transfer to compatible building management systems, monitoring platforms, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN150 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 flange connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It has a plastic housing with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebrass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter supports horizontal or vertical installation. For horizontal pipe runs, installation should be at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. Power consumption is approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 W\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring BACnet communication instead of Modbus, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1500-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses the same DN150 flowmeter body and provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing, and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN150 configuration with a 150 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow, and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for horizontal or vertical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCE and RoHS compliant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators, or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and energy-management contractors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring individual energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the intended piping system and load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 flange connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the manufacturer's installation requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFor horizontal pipe runs, maintain the recommended installation position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or utility billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature, and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-1500-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-1500-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e150 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-1500-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS, monitoring, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy class of the TUF-1500-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-1500-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-1500-MD and TUF-1500-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN150 flowmeter body and core specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The primary difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1500-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-1500-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability, or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622410865,"sku":"TUF-1500-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-1500-md-tenant-ultrasonic-btu-flowmeter-dn150-pipe-size-and-150-m3-h-permanent-flow-rate-with-modbus-communication-25382929924209.jpg?v=1761746180"},{"product_id":"dwyer-instruments-tuf-2000-md-tenant-ultrasonic-btu-flowmeter-dn200-pipe-size-and-200-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-2000-MD | Tenant ultrasonic BTU flowmeter | DN200 pipe size and 200 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-2000-MD is a tenant ultrasonic BTU flowmeter designed for DN200 piping and a 200 m³\/h permanent rated flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with Modbus® RTU communication for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-2000-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-2000-MD is the DN200 version, rated for a 200 m³\/h permanent flow rate, and combines a flowmeter, temperature sensors and energy calculator in a single device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-2000-MD suitable for applications such as chillers, boilers and individual tenant or apartment piping where heating and cooling energy needs to be measured for sub-metering or utility billing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUltrasonic technology eliminates moving parts, helping reduce mechanical wear and maintenance requirements. An 8-digit LCD provides local access to temperature, flow rate and energy readings directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-2000-MD provides Modbus® RTU communication for connection to building management systems, monitoring platforms and utility billing systems. For installations requiring BACnet communication, the TUF-2000-BN uses the same DN200 flowmeter body and specifications with BACnet MSTP communication instead.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter has a plastic housing with brass and 316L stainless steel wetted parts and an IP65 enclosure rating. It supports horizontal or vertical installation, with horizontal pipe runs requiring mounting at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-2000-MD operates from a 24 Vac\/Vdc supply and can use an optional user-supplied 3.6V ER26500 lithium battery for backup.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN200 design with 200 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and billing-system integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated enclosure with brass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level energy metering and utility billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus® RTU for energy sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential properties requiring tenant utility billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and building-services contractors installing ultrasonic BTU metering systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\u003cspan\u003eConfirm that the DN200 pipe size and 200 m³\/h permanent rated flow are suitable for the application.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInstall the meter using the DN200 flange connection according to the installation requirements.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFor horizontal pipe runs, mount the meter at least 45° from horizontal as specified.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the 24 Vac\/Vdc power supply and install the optional lithium battery backup if required.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eConnect the Modbus® RTU communication output to the BMS, monitoring or billing system.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-2000-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-2000-MD is designed for DN200 piping and has a 200 m³\/h permanent rated flow rate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-2000-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis version uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with BMS, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the TUF-2000-MD provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter provides BTU accuracy Class 2 according to EN1434\/CJ128. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the operating temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient operating temperature is 41 to 131°F (5 to 55°C), while the process temperature range is 36 to 203°F (2 to 95°C).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-2000-MD have a local display?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. It features an 8-digit LCD for viewing temperature, flow rate and energy readings.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-2000-MD and TUF-2000-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth use the same DN200 flowmeter body and specifications. The communication protocol differs: the TUF-2000-MD uses Modbus® RTU, while the TUF-2000-BN uses BACnet MSTP.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing or to place an order for the Dwyer TUF-2000-MD, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622443633,"sku":"TUF-2000-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-2000-md-tenant-ultrasonic-btu-flowmeter-dn200-pipe-size-and-200-m3-h-permanent-flow-rate-with-modbus-communication-25382930055281.jpg?v=1761746180"},{"product_id":"dwyer-instruments-tuf-320-md-tenant-ultrasonic-btu-flowmeter-dn32-pipe-size-and-6-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-320-MD | Tenant ultrasonic BTU flowmeter | DN32 pipe size and 6 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer TUF-320-MD is a tenant ultrasonic BTU flowmeter designed for DN32 piping and a 6 m³\/h permanent flow rate. It combines ultrasonic flow measurement, temperature sensing and energy calculation in one compact unit, with Modbus® RTU communication for building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-320-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock at General Tech Services LLC, UAE, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Dwyer Series TUF Ultrasonic Energy Meter provides accurate and stable measurement of heating and cooling energy consumption in clean, compatible liquids. The TUF-320-MD is the DN32 version, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-320-MD suitable for tenant-level heat metering, utility billing and energy monitoring in applications including chillers, boilers, radiators, fan coil units and individual apartment or tenant piping.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ultrasonic measurement principle uses no moving parts, helping reduce maintenance requirements compared with mechanical BTU meters. An integrated \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides a local readout of temperature, flow rate and energy consumption directly at the meter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-320-MD provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible building management systems, energy monitoring platforms and utility billing systems. This enables flow, temperature and energy data to be transferred to connected systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter features a plastic housing with brass and 316L stainless steel wetted parts and an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It supports horizontal or vertical installation. On horizontal pipe runs, the installation position should be at least 45° from horizontal to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN32 model uses a threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/4B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e within the DN15–DN40 connection range. The unit operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-installed \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup during power interruptions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor the same DN32 flowmeter configuration with a different communication protocol, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-320-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses BACnet MSTP instead of Modbus® RTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines ultrasonic flow measurement, temperature sensing and energy calculation in one compact meter\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDesigned for DN32 piping with a 6 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNo moving parts, helping reduce mechanical wear and maintenance requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntegrated 8-digit LCD for local temperature, flow and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional lithium battery backup for the display and stored readings during power interruption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for tenant-level heating and cooling energy metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCall \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for pricing and stock availability\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating or cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility and energy sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFacilities teams managing heating and cooling energy consumption\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential developments requiring individual tenant energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the TUF-320-MD's \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN32 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6 m³\/h permanent rated flow\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the piping system and application.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the threaded \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eG1-1\/4B connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, following the manufacturer's installation requirements. On horizontal pipe runs, maintain an installation position at least 45° from horizontal.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional 3.6V ER26500 lithium battery if power-loss backup is required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e output to the BMS or billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature and energy readings on the local 8-digit LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the TUF-320-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-320-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN32 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e6 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-320-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis model uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e serial communication for integration with compatible BMS, monitoring and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat accuracy class does the Series TUF provide?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, while temperature accuracy is ±0.1°C (±0.18°F).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e232 psi (16 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-320-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter operates from a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-320-MD and TUF-320-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same DN32 flowmeter configuration and rated flow specification. The main difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-320-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-320-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCan the TUF-320-MD be installed vertically?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter supports horizontal or vertical installation. For horizontal pipe runs, the installation should be at least 45° from horizontal according to the stated installation requirement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available from General Tech Services LLC. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability or to place an order for the Dwyer TUF-320-MD, contact General Tech Services LLC.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933 | \u003c\/span\u003e\u003c\/strong\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622476401,"sku":"TUF-320-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-320-md-tenant-ultrasonic-btu-flowmeter-dn32-pipe-size-and-6-m3-h-permanent-flow-rate-with-modbus-communication-25382930153585.jpg?v=1761746180"},{"product_id":"dwyer-instruments-tuf-800-md-tenant-ultrasonic-btu-flowmeter-dn80-pipe-size-and-40-m3-h-permanent-flow-rate-with-modbus-communication","title":"Dwyer Instruments TUF-800-MD | Tenant ultrasonic BTU flowmeter | DN80 pipe size and 40 m3\/h permanent flow rate with Modbus® communication","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDwyer Instruments TUF-800-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a tenant ultrasonic BTU flowmeter designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN80 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. It combines ultrasonic flow measurement, temperature sensing, and energy calculation in one compact unit, with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for integration with building management and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter is designed to measure heating and cooling energy consumption in clean, compatible liquids and is suitable for applications involving chillers, boilers, radiators, fan coil units, and tenant-level utility metering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number: TUF-800-MD\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eGenuine Dwyer stock is available from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with free UAE-wide shipping. Request a quote in under a minute — call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF Ultrasonic Energy Meter uses ultrasonic technology to provide accurate and stable measurement of heating and cooling energy consumption. The \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-MD\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is the DN80 model, rated for a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and combines a flowmeter, temperature sensors, and energy calculator in a single compact device.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis integrated design makes the TUF-800-MD suitable for tenant-level heat metering, utility billing, and energy monitoring in buildings where individual apartments, tenants, chillers, boilers, or HVAC circuits require separate energy measurement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter has \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eno moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, helping reduce maintenance requirements compared with mechanical BTU meters. An \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8-digit LCD display\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e provides local readings of temperature, flow rate, and energy consumption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-800-MD uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU communication\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for data transfer to compatible building management systems, monitoring platforms, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe DN80 version uses a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN80 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Its plastic housing incorporates \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ebrass and 316L stainless steel wetted parts\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and the unit has an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eIP65 enclosure rating\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe meter can be installed horizontally or vertically. For horizontal pipe runs, installation should be at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to help prevent debris accumulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe unit operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, with an optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for backup. Power consumption is approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1 W\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor installations requiring BACnet communication, the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-BN\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e variant uses the same DN80 flowmeter body and provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication instead of Modbus® RTU.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Benefits\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eCombines flow measurement, temperature sensing, and energy calculation in one compact unit\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUltrasonic technology with no moving parts for reduced mechanical maintenance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDN80 configuration with a 40 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8-digit LCD for local temperature, flow, and energy readings\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModbus® RTU communication for BMS and utility billing integration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIP65-rated plastic housing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBrass and 316L stainless steel wetted materials\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional 3.6V ER26500 lithium battery backup\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSuitable for horizontal or vertical installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCE and RoHS compliant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFree UAE-wide shipping on genuine Dwyer stock\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWho This Product Is Best For\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eLandlords and property managers requiring tenant-level heating and cooling BTU billing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBuilding owners monitoring chillers, boilers, radiators, or fan coil units\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBMS integrators using Modbus for utility sub-metering\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHVAC and energy-management contractors\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCommercial and residential buildings requiring individual energy measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eHow to Specify \u0026amp; Commission It\u003c\/span\u003e\u003c\/h2\u003e\n\u003col data-spread=\"false\" start=\"1\"\u003e\n\u003cli\u003e\n\u003cspan\u003eConfirm that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN80 pipe size\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e are suitable for the intended piping system and load.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eInstall the meter using the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGB9119 flange, DN80 PN16 connection\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and follow the manufacturer's installation requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eFor horizontal pipe runs, maintain the recommended installation position of at least \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e45° from horizontal\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc power supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and install the optional lithium battery backup if required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eConnect the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU output\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e to the compatible BMS or utility billing system and configure the required communication parameters.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify the flow, temperature, and energy readings on the local LCD before commissioning and handover.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat pipe size and flow rate is the Dwyer TUF-800-MD designed for?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe TUF-800-MD is designed for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN80 piping\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e40 m³\/h permanent rated flow rate\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat communication protocol does the TUF-800-MD use?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis variant uses \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eModbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e communication for integration with compatible BMS, monitoring, and utility billing systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the BTU accuracy class of the TUF-800-MD?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Series TUF provides \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBTU accuracy Class 2 according to EN1434\/CJ128\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Flow accuracy is ±(2+(0.02 Qp\/Q))%, temperature accuracy is ±0.1°C (±0.18°F), and flowmeter repeatability is 1%.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the maximum operating pressure?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe maximum operating pressure is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e362 psi (25 bar)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat are the ambient and process temperature ranges?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ambient temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e41 to 131°F (5 to 55°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the process temperature range is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e36 to 203°F (2 to 95°C)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDoes the TUF-800-MD require external power?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. The meter operates on a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e24 Vac\/Vdc supply\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. An optional user-supplied \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e3.6V ER26500 lithium battery\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e can provide backup for the display and stored readings during a power interruption.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eWhat is the difference between the TUF-800-MD and TUF-800-BN?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth models use the same \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eDN80 flowmeter body and core specifications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The primary difference is the communication protocol: the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-MD uses Modbus® RTU\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, while the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTUF-800-BN uses BACnet MSTP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eIs genuine Dwyer stock available with UAE shipping?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYes. Genuine Dwyer stock with free UAE-wide shipping is available. Call \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e+971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for current pricing and availability.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRequest a Quote Today\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFor pricing, availability, or to place an order, contact \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGeneral Tech Services LLC, UAE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eCall +971 6 5436933\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.generaltechshop.ae\"\u003e\u003cstrong\u003e\u003cspan\u003ewww.generaltechshop.ae\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170622509169,"sku":"TUF-800-MD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-btu-meters-default-title-dwyer-instruments-tuf-800-md-tenant-ultrasonic-btu-flowmeter-dn80-pipe-size-and-40-m3-h-permanent-flow-rate-with-modbus-communication-25382930186353.jpg?v=1761746180"},{"product_id":"dwyer-instruments-iefb-ln-cnd-r10-lcd-insertion-electromagnetic-energy-system-4-to-10-100-to-250mm-pipe-1-fs-1-male-npt-process-connections-1-2-female-npt-2-10-3-m-pt-temperature-sensors-with-hot-tap-thermowells-lcd-display","title":"Dwyer IEFB-LN-CND-R10-LCD | Insertion Electromagnetic Energy Meter | 4-10\" Pipe, 1\" NPT, Hot-Tap Thermowells","description":"\u003cp\u003eFor 4 to 10\" (100 to 250 mm) lines, the Dwyer IEFB-LN-CND-R10-LCD measures velocity and thermal energy with electromagnetic technology and shows data on an LCD. The IEFB-LN-CND-R10-LCD uses 1\" male NPT process connections and two 10 ft (3 m) PT sensors with hot-tap thermowells.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIEFB-LN-CND-R10-LCD power: 12-42 VDC or 12-36 VAC\u003c\/li\u003e\n\u003cli\u003eRated 400 psi (27.6 bar) at 100°F; process 15 to 250°F (IEFB-LN-CND-R10-LCD)\u003c\/li\u003e\n\u003cli\u003e316 SS wetted parts, NEMA 4X (IP66) enclosure with LCD (IEFB-LN-CND-R10-LCD)\u003c\/li\u003e\n\u003cli\u003eIEFB-LN-CND-R10-LCD flow accuracy ±1% FS\u003c\/li\u003e\n\u003cli\u003eIEFB-LN-CND-R10-LCD velocity range 0 to 20 ft\/s (0 to 6 m\/s)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170625392753,"sku":"IEFB-LN-CND-R10-LCD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/9623243Dwyer_Instruments_IEFB-LN-CND-R10-LCD.jpg?v=1751912314"},{"product_id":"dwyer-instruments-iefb-fb-pg-t10-lcd-insertion-electromagnetic-energy-system-with-lcd-display-4-100-mm-pipe-1-of-reading-bspt-process-connections-pg-16-gland-2-10-3-m-pt-temperature-sensors-lcd-display","title":"Dwyer IEFB-FB-PG-T10-LCD | Insertion Electromagnetic Energy Meter | 4\" (100 mm) Pipe, BSPT, LCD","description":"\u003cp\u003eThe Dwyer IEFB-FB-PG-T10-LCD is an insertion electromagnetic thermal energy meter for 4\" (100 mm) pipe, measuring fluid velocity and energy use in chillers, boilers and other heating and cooling systems. It combines flow sensor, calculator and temperature measurement, with two 10 ft (3 m) PT temperature sensors and an LCD.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIEFB-FB-PG-T10-LCD velocity range 0 to 20 ft\/s (0 to 6 m\/s)\u003c\/li\u003e\n\u003cli\u003eAnalog 4-20 mA\/0-5\/0-10\/2-10 V, pulse\/frequency and two alarm outputs on the IEFB-FB-PG-T10-LCD\u003c\/li\u003e\n\u003cli\u003eIEFB-FB-PG-T10-LCD power: 12-42 VDC or 12-36 VAC\u003c\/li\u003e\n\u003cli\u003eRated 400 psi (27.6 bar) at 100°F; process 15 to 250°F (IEFB-FB-PG-T10-LCD)\u003c\/li\u003e\n\u003cli\u003e316 SS wetted parts, NEMA 4X (IP66) enclosure with LCD (IEFB-FB-PG-T10-LCD)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170625425521,"sku":"IEFB-FB-PG-T10-LCD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/2600689Dwyer_Instruments_IEFB-FB-PG-T10-LCD.jpg?v=1751912321"},{"product_id":"dwyer-instruments-iefb-ib-pg-t10-lcd-insertion-electromagnetic-energy-system-with-lcd-display-6-150-mm-pipe-1-of-reading-bspt-process-connections-pg-16-gland-2-10-3-m-pt-temperature-sensors","title":"Dwyer IEFB-IB-PG-T10-LCD | Insertion Electromagnetic Energy Meter | 6\" (150 mm) Pipe, BSPT, LCD","description":"\u003cp\u003eDwyer IEFB-IB-PG-T10-LCD: field-adjustable electromagnetic energy meter for insertion into 6\" (150 mm) pipe on heating and cooling plant. Process connections on the IEFB-IB-PG-T10-LCD are BSPT, and the kit carries two 10 ft (3 m) PT temperature sensors.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIEFB-IB-PG-T10-LCD power: 12-42 VDC or 12-36 VAC\u003c\/li\u003e\n\u003cli\u003eRated 400 psi (27.6 bar) at 100°F; process 15 to 250°F (IEFB-IB-PG-T10-LCD)\u003c\/li\u003e\n\u003cli\u003e316 SS wetted parts, NEMA 4X (IP66) enclosure with LCD (IEFB-IB-PG-T10-LCD)\u003c\/li\u003e\n\u003cli\u003eIEFB-IB-PG-T10-LCD velocity range 0 to 20 ft\/s (0 to 6 m\/s)\u003c\/li\u003e\n\u003cli\u003eAnalog 4-20 mA\/0-5\/0-10\/2-10 V, pulse\/frequency and two alarm outputs on the IEFB-IB-PG-T10-LCD\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170625491057,"sku":"IEFB-IB-PG-T10-LCD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-thermal-energy-meter-default-title-dwyer-instruments-iefb-ib-pg-t10-lcd-insertion-electromagnetic-energy-system-with-lcd-display-6-150-mm-pipe-1-of-reading-bspt-process-connections-pg-16-gland-2-10-3-m-pt-temperature-sensors-25382941327473.jpg?v=1761746486"},{"product_id":"dwyer-instruments-iefb-hb-pg-t10-lcd-insertion-electromagnetic-energy-system-with-lcd-display-high-accuracy-4-10-100-250-mm-pipe-1-of-reading-1-male-bspt-process-connections-pg-16-gland-2-10-3-m-pt-temperature-sensors","title":"Dwyer IEFB-HB-PG-T10-LCD | Insertion Electromagnetic Energy Meter | High Accuracy 4-10\" Pipe, 1\" BSPT, LCD","description":"\u003cp\u003eBuilt for 4-10\" (100-250 mm), high accuracy pipe, the Dwyer IEFB-HB-PG-T10-LCD insertion meter uses electromagnetic sensing to report velocity, temperature and energy consumption on its backlit LCD. The IEFB-HB-PG-T10-LCD comes with 1\" male BSPT process connections, a PG 16 gland and two 10 ft (3 m) PT sensors.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIEFB-HB-PG-T10-LCD velocity range 0 to 20 ft\/s (0 to 6 m\/s)\u003c\/li\u003e\n\u003cli\u003eAnalog 4-20 mA\/0-5\/0-10\/2-10 V, pulse\/frequency and two alarm outputs on the IEFB-HB-PG-T10-LCD\u003c\/li\u003e\n\u003cli\u003eIEFB-HB-PG-T10-LCD power: 12-42 VDC or 12-36 VAC\u003c\/li\u003e\n\u003cli\u003eRated 400 psi (27.6 bar) at 100°F; process 15 to 250°F (IEFB-HB-PG-T10-LCD)\u003c\/li\u003e\n\u003cli\u003e316 SS wetted parts, NEMA 4X (IP66) enclosure with LCD (IEFB-HB-PG-T10-LCD)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170625589361,"sku":"IEFB-HB-PG-T10-LCD","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/3927120Dwyer_Instruments_IEFB-HB-PG-T10-LCD.jpg?v=1751912334"},{"product_id":"dwyer-instruments-gft2-05-rs232-flow-totalizer-0-5-vdc-input-rs-232-serial-communication","title":"Dwyer GFT2-05-RS232 | Flow Totalizer | 0-5 VDC Input, RS-232","description":"\u003cp\u003eThe Dwyer GFT2-05-RS232 is a microcontroller-based flow totalizer that accepts a 0-5 VDC analog input and communicates over RS-232. It displays instantaneous flow rate, total and cumulative total, and linearises the flow curve of the connected meter or controller. It runs from 12 to 26 VDC and weighs about 125 g.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAnalog input: 0-5 VDC\u003c\/li\u003e\n\u003cli\u003eRS-232 serial interface\u003c\/li\u003e\n\u003cli\u003eAccuracy ±0.1% FS\u003c\/li\u003e\n\u003cli\u003ePower supply 12 to 26 VDC\u003c\/li\u003e\n\u003cli\u003eOperating temperature -10 to 70°C (14 to 158°F)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170750959729,"sku":"GFT2-05-RS232","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-flow-totalizer-default-title-dwyer-instruments-gft2-05-rs232-flow-totalizer-0-5-vdc-input-rs-232-serial-communication-25382991659121.jpg?v=1761745847"},{"product_id":"dwyer-instruments-gft2-05-rs485-flow-totalizer-0-5-vdc-input-rs-485-serial-communication","title":"Dwyer GFT2-05-RS485 | Flow Totalizer | 0-5 VDC Input, RS-485","description":"\u003cp\u003eDesigned for a 0-5 VDC analog signal, the Dwyer GFT2-05-RS485 flow totalizer reports instantaneous flow, total and cumulative total and offers an RS-485 serial interface. It also linearises the meter or controller flow curve. Stated accuracy is ±0.1% of full scale, with operation from -10 to 70°C.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRS-485 serial communication port\u003c\/li\u003e\n\u003cli\u003eAccepts 0-5 VDC analog signals from flow meters or controllers\u003c\/li\u003e\n\u003cli\u003e±0.1% of full scale accuracy\u003c\/li\u003e\n\u003cli\u003eRuns on 12-26 VDC\u003c\/li\u003e\n\u003cli\u003eWeighs 125 g (0.3 lb)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170751025265,"sku":"GFT2-05-RS485","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-flow-totalizer-default-title-dwyer-instruments-gft2-05-rs485-flow-totalizer-0-5-vdc-input-rs-485-serial-communication-25382991691889.jpg?v=1761745847"},{"product_id":"dwyer-instruments-gft2-10-rs232-flow-totalizer-0-10-vdc-input-rs-232-serial-communication","title":"Dwyer GFT2-10-RS232 | Flow Totalizer | 0-10 VDC Input, RS-232","description":"\u003cp\u003eWith RS-232 serial communication and a 0-10 VDC analog input, the Dwyer GFT2-10-RS232 totalizer works alongside analog flow meters and controllers. Readouts cover instantaneous flow rate, total and cumulative total. Power comes from a 12 to 26 VDC supply, and the unit is rated for -10 to 70°C ambient.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInput range 0-10 VDC\u003c\/li\u003e\n\u003cli\u003eSerial link: RS-232\u003c\/li\u003e\n\u003cli\u003eStated accuracy +\/-0.1% FS\u003c\/li\u003e\n\u003cli\u003eWorks from -10 to 70°C\u003c\/li\u003e\n\u003cli\u003eSupply voltage 12-26 VDC, weight 125 g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170751090801,"sku":"GFT2-10-RS232","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-flow-totalizer-default-title-dwyer-instruments-gft2-10-rs232-flow-totalizer-0-10-vdc-input-rs-232-serial-communication-25382991822961.jpg?v=1761745847"},{"product_id":"dwyer-instruments-gft2-15-rs485-flow-totalizer-4-20-ma-input-rs-485-serial-communication","title":"Dwyer GFT2-15-RS485 | Flow Totalizer | 4-20 mA Input, RS-485","description":"\u003cp\u003eThe Dwyer GFT2-15-RS485 pairs a 4-20 mA input with RS-485 serial output for analog flow meters and controllers. It linearises the flow curve and shows flow rate together with total and cumulative total. Accuracy is quoted at ±0.1% FS, and the unit weighs 0.3 lb.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4-20 mA analog input with RS-485 output\u003c\/li\u003e\n\u003cli\u003eAccuracy of ±0.1% FS\u003c\/li\u003e\n\u003cli\u003eAmbient range 14 to 158°F (-10 to 70°C)\u003c\/li\u003e\n\u003cli\u003e12 to 26 VDC power\u003c\/li\u003e\n\u003cli\u003eCompact unit at 0.3 lb (125 g)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170751156337,"sku":"GFT2-15-RS485","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-flow-totalizer-default-title-dwyer-instruments-gft2-15-rs485-flow-totalizer-4-20-ma-input-rs-485-serial-communication-25382991986801.jpg?v=1761745846"},{"product_id":"dwyer-instruments-wnt-a-c-01-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-0-1-gal-pulse-output","title":"Dwyer WNT-A-C-01 | Lead-Free Brass Multi-Jet Water Meter | 5\/8\" x 1\/2\", 0.1 gal\/pulse, NSF","description":"\u003cp\u003eDwyer model WNT-A-C-01 pairs a 5\/8\" x 1\/2\" connection with a 0.1 gal\/pulse output for remote totalising. This 5\/8\" x 1\/2\" meter is NSF certified, with a lead-free body for potable water and records volume in gallons or cubic metres.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-01 flow ratings: nominal flow 1 to 20, maximum 20, transitional 0.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-01: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-01)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-01\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-01: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-01 weighs 3.58 lb (1.63 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809188465,"sku":"WNT-A-C-01","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-01-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-0-1-gal-pulse-output-25383106379889.jpg?v=1761745363"},{"product_id":"dwyer-instruments-wnt-a-c-01-10-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output","title":"Dwyer WNT-A-C-01-10 | Lead-Free Brass Multi-Jet Water Meter | 5\/8\" x 1\/2\", 10 gal\/pulse, NSF","description":"\u003cp\u003eThe Dwyer WNT-A-C-01-10 is a 5\/8\" x 1\/2\" lead-free brass multi-jet water meter with a 10 gal\/pulse output, carrying NSF certification for potable water use. Its register totalises water use in gallons or cubic metres, and the WNT-A-C-01-10 sends pulses at a frequency proportional to flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-01-10 flow ratings: nominal flow 1 to 20, maximum 20, transitional 0.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-01-10: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-01-10)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-01-10\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-01-10: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-01-10 weighs 3.58 lb (1.63 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809221233,"sku":"WNT-A-C-01-10","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-01-10-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output-25383106412657.jpg?v=1761745362"},{"product_id":"dwyer-instruments-wnt-a-c-01-100-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output","title":"Dwyer WNT-A-C-01-100 | Lead-Free Brass Multi-Jet Water Meter | 5\/8\" x 1\/2\", 100 gal\/pulse, NSF","description":"\u003cp\u003eSized for 5\/8\" x 1\/2\" pipework, the WNT-A-C-01-100 from Dwyer is a lead-free brass multi-jet water meter carrying NSF certification for potable water use. The WNT-A-C-01-100 register totalises consumption in gallons or cubic metres, while the 100 gal\/pulse output feeds counters or controllers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-01-100 flow ratings: nominal flow 1 to 20, maximum 20, transitional 0.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-01-100: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-01-100)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-01-100\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-01-100: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-01-100 weighs 3.58 lb (1.63 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809286769,"sku":"WNT-A-C-01-100","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-01-100-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output-25400795365489.jpg?v=1761745362"},{"product_id":"dwyer-instruments-wnt-a-c-01-1-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output","title":"Dwyer WNT-A-C-01-1 | Lead-Free Brass Multi-Jet Water Meter | 5\/8\" x 1\/2\", 1 gal\/pulse, NSF","description":"\u003cp\u003eFor 5\/8\" x 1\/2\" lines, Dwyer offers the WNT-A-C-01-1 lead-free brass multi-jet water meter, carrying NSF certification for potable water use. On the WNT-A-C-01-1, a mechanical register counts usage in gallons or cubic metres, and the 1 gal\/pulse output reports flow to external equipment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-01-1 flow ratings: nominal flow 1 to 20, maximum 20, transitional 0.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-01-1: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-01-1)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-01-1\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-01-1: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-01-1 weighs 3.58 lb (1.63 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809319537,"sku":"WNT-A-C-01-1","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-01-1-multi-jet-water-meter-5-8-x-1-2-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output-25383106609265.jpg?v=1761745362"},{"product_id":"dwyer-instruments-wnt-a-c-08-100-multi-jet-water-meter-2-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output","title":"Dwyer WNT-A-C-08-100 | Lead-Free Brass Multi-Jet Water Meter | 2\", 100 gal\/pulse, NSF","description":"\u003cp\u003eThe Dwyer WNT-A-C-08-100 is a 2\" lead-free brass multi-jet water meter with a 100 gal\/pulse output, carrying NSF certification for potable water use. Its register totalises water use in gallons or cubic metres, and the WNT-A-C-08-100 sends pulses at a frequency proportional to flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-08-100 flow ratings: nominal flow 8 to 160, maximum 160, transitional 2\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-08-100: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-08-100)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-08-100\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-08-100: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-08-100 weighs 13.23 lb (6 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809352305,"sku":"WNT-A-C-08-100","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-08-100-multi-jet-water-meter-2-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output-25383106805873.jpg?v=1761745362"},{"product_id":"dwyer-instruments-wnt-a-c-08-10-multi-jet-water-meter-2-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output","title":"Dwyer WNT-A-C-08-10 | Lead-Free Brass Multi-Jet Water Meter | 2\", 10 gal\/pulse, NSF","description":"\u003cp\u003eFor 2\" lines, Dwyer offers the WNT-A-C-08-10 lead-free brass multi-jet water meter, carrying NSF certification for potable water use. On the WNT-A-C-08-10, a mechanical register counts usage in gallons or cubic metres, and the 10 gal\/pulse output reports flow to external equipment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-08-10 flow ratings: nominal flow 8 to 160, maximum 160, transitional 2\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-08-10: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-08-10)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-08-10\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-08-10: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-08-10 weighs 13.23 lb (6 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809417841,"sku":"WNT-A-C-08-10","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-08-10-multi-jet-water-meter-2-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output-25383107133553.jpg?v=1761745362"},{"product_id":"dwyer-instruments-wnt-a-c-08-1-multi-jet-water-meter-2-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output","title":"Dwyer WNT-A-C-08-1 | Lead-Free Brass Multi-Jet Water Meter | 2\", 1 gal\/pulse, NSF","description":"\u003cp\u003eDwyer model WNT-A-C-08-1 pairs a 2\" connection with a 1 gal\/pulse output for remote totalising. This 2\" meter is NSF certified, with a lead-free body for potable water and records volume in gallons or cubic metres.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-08-1 flow ratings: nominal flow 8 to 160, maximum 160, transitional 2\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-08-1: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-08-1)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-08-1\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-08-1: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-08-1 weighs 13.23 lb (6 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809450609,"sku":"WNT-A-C-08-1","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-08-1-multi-jet-water-meter-2-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output-25383107166321.jpg?v=1761745362"},{"product_id":"dwyer-instruments-wnt-a-c-07-100-multi-jet-water-meter-1-1-2-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output","title":"Dwyer WNT-A-C-07-100 | Lead-Free Brass Multi-Jet Water Meter | 1-1\/2\", 100 gal\/pulse, NSF","description":"\u003cp\u003eSized for 1-1\/2\" pipework, the WNT-A-C-07-100 from Dwyer is a lead-free brass multi-jet water meter carrying NSF certification for potable water use. The WNT-A-C-07-100 register totalises consumption in gallons or cubic metres, while the 100 gal\/pulse output feeds counters or controllers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-07-100 flow ratings: nominal flow 5 to 100, maximum 100, transitional 1.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-07-100: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-07-100)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-07-100\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-07-100: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-07-100 weighs 12.02 lb (5.45 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809516145,"sku":"WNT-A-C-07-100","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-07-100-multi-jet-water-meter-1-1-2-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output-25383107199089.jpg?v=1761745359"},{"product_id":"dwyer-instruments-wnt-a-c-07-10-multi-jet-water-meter-1-1-2-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output","title":"Dwyer WNT-A-C-07-10 | Lead-Free Brass Multi-Jet Water Meter | 1-1\/2\", 10 gal\/pulse, NSF","description":"\u003cp\u003eThe Dwyer WNT-A-C-07-10 is a 1-1\/2\" lead-free brass multi-jet water meter with a 10 gal\/pulse output, carrying NSF certification for potable water use. Its register totalises water use in gallons or cubic metres, and the WNT-A-C-07-10 sends pulses at a frequency proportional to flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-07-10 flow ratings: nominal flow 5 to 100, maximum 100, transitional 1.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-07-10: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-07-10)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-07-10\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-07-10: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-07-10 weighs 12.02 lb (5.45 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809614449,"sku":"WNT-A-C-07-10","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-07-10-multi-jet-water-meter-1-1-2-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output-25383107231857.jpg?v=1761745358"},{"product_id":"dwyer-instruments-wnt-a-c-07-1-multi-jet-water-meter-1-1-2-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output","title":"Dwyer WNT-A-C-07-1 | Lead-Free Brass Multi-Jet Water Meter | 1-1\/2\", 1 gal\/pulse, NSF","description":"\u003cp\u003eFor 1-1\/2\" lines, Dwyer offers the WNT-A-C-07-1 lead-free brass multi-jet water meter, carrying NSF certification for potable water use. On the WNT-A-C-07-1, a mechanical register counts usage in gallons or cubic metres, and the 1 gal\/pulse output reports flow to external equipment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-07-1 flow ratings: nominal flow 5 to 100, maximum 100, transitional 1.25\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-07-1: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-07-1)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-07-1\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-07-1: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-07-1 weighs 12.02 lb (5.45 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809647217,"sku":"WNT-A-C-07-1","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-07-1-multi-jet-water-meter-1-1-2-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output-25383107297393.jpg?v=1761745358"},{"product_id":"dwyer-instruments-wnt-a-c-06-100-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output","title":"Dwyer WNT-A-C-06-100 | Lead-Free Brass Multi-Jet Water Meter | 1\", 100 gal\/pulse, NSF","description":"\u003cp\u003eSized for 1\" pipework, the WNT-A-C-06-100 from Dwyer is a lead-free brass multi-jet water meter carrying NSF certification for potable water use. The WNT-A-C-06-100 register totalises consumption in gallons or cubic metres, while the 100 gal\/pulse output feeds counters or controllers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-06-100 flow ratings: nominal flow 3 to 50, maximum 50, transitional 0.75\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-06-100: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-06-100)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-06-100\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-06-100: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-06-100 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809712753,"sku":"WNT-A-C-06-100","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-06-100-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output-25383107854449.jpg?v=1761745358"},{"product_id":"dwyer-instruments-wnt-a-c-06-10-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output","title":"Dwyer WNT-A-C-06-10 | Lead-Free Brass Multi-Jet Water Meter | 1\", 10 gal\/pulse, NSF","description":"\u003cp\u003eThe Dwyer WNT-A-C-06-10 is a 1\" lead-free brass multi-jet water meter with a 10 gal\/pulse output, carrying NSF certification for potable water use. Its register totalises water use in gallons or cubic metres, and the WNT-A-C-06-10 sends pulses at a frequency proportional to flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-06-10 flow ratings: nominal flow 3 to 50, maximum 50, transitional 0.75\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-06-10: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-06-10)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-06-10\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-06-10: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-06-10 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809745521,"sku":"WNT-A-C-06-10","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-06-10-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output-25383108051057.jpg?v=1761745358"},{"product_id":"dwyer-instruments-wnt-a-c-06-1-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output","title":"Dwyer WNT-A-C-06-1 | Lead-Free Brass Multi-Jet Water Meter | 1\", 1 gal\/pulse, NSF","description":"\u003cp\u003eFor 1\" lines, Dwyer offers the WNT-A-C-06-1 lead-free brass multi-jet water meter, carrying NSF certification for potable water use. On the WNT-A-C-06-1, a mechanical register counts usage in gallons or cubic metres, and the 1 gal\/pulse output reports flow to external equipment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-06-1 flow ratings: nominal flow 3 to 50, maximum 50, transitional 0.75\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-06-1: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-06-1)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-06-1\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-06-1: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-06-1 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809811057,"sku":"WNT-A-C-06-1","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-06-1-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output-25383108083825.jpg?v=1761745358"},{"product_id":"dwyer-instruments-wnt-a-c-06-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-0-1-gal-pulse-output","title":"Dwyer WNT-A-C-06 | Lead-Free Brass Multi-Jet Water Meter | 1\", 0.1 gal\/pulse, NSF","description":"\u003cp\u003eDwyer model WNT-A-C-06 pairs a 1\" connection with a 0.1 gal\/pulse output for remote totalising. This 1\" meter is NSF certified, with a lead-free body for potable water and records volume in gallons or cubic metres.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-06 flow ratings: nominal flow 3 to 50, maximum 50, transitional 0.75\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-06: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-06)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-06\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-06: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-06 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809843825,"sku":"WNT-A-C-06","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-06-multi-jet-water-meter-1-pipe-size-nsf-certified-brass-body-with-0-1-gal-pulse-output-25383108116593.jpg?v=1761745358"},{"product_id":"dwyer-instruments-wnt-a-c-05-100-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output","title":"Dwyer WNT-A-C-05-100 | Lead-Free Brass Multi-Jet Water Meter | 3\/4\" x 1\", 100 gal\/pulse, NSF","description":"\u003cp\u003eSized for 3\/4\" x 1\" pipework, the WNT-A-C-05-100 from Dwyer is a lead-free brass multi-jet water meter carrying NSF certification for potable water use. The WNT-A-C-05-100 register totalises consumption in gallons or cubic metres, while the 100 gal\/pulse output feeds counters or controllers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-05-100 flow ratings: nominal flow 2 to 30, maximum 30, transitional 0.5\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-05-100: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-05-100)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-05-100\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-05-100: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-05-100 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809909361,"sku":"WNT-A-C-05-100","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-05-100-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-100-gal-pulse-output-25383108149361.jpg?v=1761745357"},{"product_id":"dwyer-instruments-wnt-a-c-05-10-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output","title":"Dwyer WNT-A-C-05-10 | Lead-Free Brass Multi-Jet Water Meter | 3\/4\" x 1\", 10 gal\/pulse, NSF","description":"\u003cp\u003eThe Dwyer WNT-A-C-05-10 is a 3\/4\" x 1\" lead-free brass multi-jet water meter with a 10 gal\/pulse output, carrying NSF certification for potable water use. Its register totalises water use in gallons or cubic metres, and the WNT-A-C-05-10 sends pulses at a frequency proportional to flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-05-10 flow ratings: nominal flow 2 to 30, maximum 30, transitional 0.5\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-05-10: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-05-10)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-05-10\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-05-10: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-05-10 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170809942129,"sku":"WNT-A-C-05-10","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-05-10-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-10-gal-pulse-output-25383108345969.jpg?v=1761745355"},{"product_id":"dwyer-instruments-wnt-a-c-05-1-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output","title":"Dwyer WNT-A-C-05-1 | Lead-Free Brass Multi-Jet Water Meter | 3\/4\" x 1\", 1 gal\/pulse, NSF","description":"\u003cp\u003eFor 3\/4\" x 1\" lines, Dwyer offers the WNT-A-C-05-1 lead-free brass multi-jet water meter, carrying NSF certification for potable water use. On the WNT-A-C-05-1, a mechanical register counts usage in gallons or cubic metres, and the 1 gal\/pulse output reports flow to external equipment.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-05-1 flow ratings: nominal flow 2 to 30, maximum 30, transitional 0.5\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-05-1: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-05-1)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-05-1\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-05-1: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-05-1 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170810040433,"sku":"WNT-A-C-05-1","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-05-1-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-1-gal-pulse-output-25383108444273.jpg?v=1761745354"},{"product_id":"dwyer-instruments-wnt-a-c-05-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-0-1-gal-pulse-output","title":"Dwyer WNT-A-C-05 | Lead-Free Brass Multi-Jet Water Meter | 3\/4\" x 1\", 0.1 gal\/pulse, NSF","description":"\u003cp\u003eDwyer model WNT-A-C-05 pairs a 3\/4\" x 1\" connection with a 0.1 gal\/pulse output for remote totalising. This 3\/4\" x 1\" meter is NSF certified, with a lead-free body for potable water and records volume in gallons or cubic metres.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWNT-A-C-05 flow ratings: nominal flow 2 to 30, maximum 30, transitional 0.5\u003c\/li\u003e\n\u003cli\u003eAccuracy of the WNT-A-C-05: ±1.5% nominal flow, ±3% transitional flow\u003c\/li\u003e\n\u003cli\u003eRated to 150 psi (10 bar) and 122°F (50°C) maximum (WNT-A-C-05)\u003c\/li\u003e\n\u003cli\u003eECO BRASS® body and couplings, ABS measuring chamber on the WNT-A-C-05\u003c\/li\u003e\n\u003cli\u003ePulse wiring on the WNT-A-C-05: colour-coded leads 4.5 ft (1.5 m), 0.01 A @ 24 VAC\/DC\u003c\/li\u003e\n\u003cli\u003eWNT-A-C-05 weighs 6.02 lb (2.73 kg)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"Default Title","offer_id":42170810073201,"sku":"WNT-A-C-05","price":0.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/files\/dwyer-water-meter-default-title-dwyer-instruments-wnt-a-c-05-multi-jet-water-meter-3-4-x-1-pipe-size-nsf-certified-brass-body-with-0-1-gal-pulse-output-25383108509809.jpg?v=1761745354"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0625\/3930\/0977\/collections\/water_meter_1b6d4232-f160-41d4-b562-d0bcb6b7f15f.jpg?v=1794370883","url":"https:\/\/www.generaltechkuwait.com\/collections\/measurement-water-and-energy-meters.oembed","provider":"General Tech Services LLC","version":"1.0","type":"link"}