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Crowcon SMART S-MS MED | Marine Flammable Gas Detector | Cat or IR, MED/3.54, SIL2
The SMART S-MS MED is the marine version of the Sensitron SMART S-MS in the Crowcon range, certified by Lloyd's Register under MED/3.54. It detects butane, methane, pentane and propane with either a catalytic or an infrared sensor and has SIL2 hardware with SIL3 software. Outputs are 4-20 mA and RS485, with three relays as an option.
Key features
- Lloyd's Register MED/3.54 certified
- Catalytic or infrared flammable sensing
- SIL2 hardware, SIL3 software
- Operates from -40 to +60 °C
- Tested to EN 60079-29-1
- Analogue 4-20 mA and RS485 outputs with optional three relays
- Specifications
- Downloads
| Part Number | SMART S-MS MED |
| Brand | Crowcon |
| Gases | Butane, methane, pentane, propane (catalytic or IR) |
| Size | 145 x 187 x 108 mm |
| Weight | 1.5 kg |
| Enclosure | Die-cast aluminium, epoxy painted |
| Ingress protection | IP65 |
| Connection | 2 or 3 x 3/4" NPT |
| Power | 12-24 Vdc |
| Outputs | 4-20 mA; RS485; 3 relays (optional) |
| Operating temperature | -40 to +60 °C |
| Response time | t90 <60 s; t50 <20 s |
| Functional safety | SIL2 hardware, SIL3 software |
| Approvals | MED, EMC, ATEX, IECEx |
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