Hệ thống cảnh báo khí gas Multi-Channel Gas Warning System GW 399 ADOS
Gas | Formula |
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Acetylen | C2H2 |
Ether | C4H10O |
Alcohol | e.g. C2H6O |
Ammonia | NH3 |
Petrol | |
Butane | C4H10 |
Chloroform | CHCl3 |
Hydrogene chloride | HCl |
Helium | He |
Carbon dioxide | CO2 |
Carbon monoxide | CO |
Methane (natural gas) | CH4 |
Neon | Ne |
Propane | C3H8 |
Oxygen | O2 |
Carbon tetrachloride | CCl4 |
Toluene | C7H8 |
Hydrogen | H2 |
Xylene | C8H10 |
Signal horn, warning light, warning banner, ventilation control, test meters, plotter.
Additional accessories are available, depending on the system ordered.
Details as for control unit | |
---|---|
Sensors: | Semiconductor sensor Heat reaction sensor Thermal conductivity sensor Chemical sensor Infrared sensor |
Sensors input: | 1 two-wire sensor (e. g. TOX 592) or 1 three-wire sensor (e.g. GTR 196) |
Sensor supply: | 20 V DC / 200 mA |
Ranges: | Adaptable by software |
Accuracy: | < 2 %, f.s.d. |
Ambient temperature: | -10 °C to +40 °C |
Temperature effects: | < 2 % for a ±20 °C change |
Installation: | Panel mounting or wall-mounting |
Output signals: | Current output 4-20 mA RS 232 or RS 485 interface 3 Alarm relays 1 Fault relay |
Relay rating: | 230 V, 450 VA other voltages on request |
Voltage supply: | 230 V, 50 Hz |
Options: | 115 V, 60 Hz | 24 V DC | 12 V DC |
Power consumption: | 8 VA |