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CONCOA 640 Series | Electronic Gas Switchover | Liquid or High Pressure Sources, 110/240 VAC
The CONCOA 640 Series IntelliSwitch™ I is an electronic switchover giving continuous pressure and flow control from cryogenic liquid cylinders, high pressure cylinders or a mix of both, with the supply mode chosen by push button. Its software reduces residual return on the primary liquid cylinders and economises excess reserve pressure, and it interfaces with the CONCOA Altos 2 remote alarm.
The 640 Series is configured to order, and outlet range, gauges, connections and options are chosen then, including switching-mechanism seals in chloroprene (not recommended for oxygen) or FKM (not recommended for carbon dioxide or nitrous oxide).
- Microprocessor for fully automatic priority control
- Electronic economizer against liquid cylinder vent loss
- Panel buttons with electronic security lock-out
- Status indicator lights
- 1/2 in FNPT inlet and outlet, Cv 1.0
- NEMA 12 powder-coated steel enclosure, 110 or 240 VAC
- Specifications
- Downloads
| Ordering code | Configured to order |
| Brand | CONCOA |
| Series | 640 Series IntelliSwitch I |
| Max inlet pressure | 3000 PSIG (210 BAR) |
| Temperature range | 0°F to 100°F (-18°C to 40°C) |
| Filter | 40-micron |
| Inlet/Outlet connections | 1/2 in FNPT |
| Cv | 1.0 |
| Power requirement | 110 or 240 VAC |
| Valve bodies | Brass barstock |
| Valve seats | PCTFE |
| Seals (pressure control) | PTFE and PCTFE |
| Seals (switching mechanism) | Chloroprene (not recommended for oxygen service) or FKM (not recommended for carbon dioxide or nitrous oxide service) |
| Hose core | PTFE |
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