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Multi channel gas alarm controller MWS-897
Multi channel gas alarm controller MWS-897
Product details
Multi channel gas alarm controller MWS-897
The multi-channel gas alarm device continuously monitors the ambient air and provides early alarms for hazardous, explosive, non flammable gases and vapors.
|
technical parameter | |
Sensor: |
Semiconductor sensors, catalytic combustion sensors Thermal conductivity sensor, electrochemical sensor infrared sensor |
Sensor input: |
6 two-wire sensors (such as 592 TOX) or 3 three wire sensors (such as GTR 196) or 2 three wire sensors+4 two-wire sensors |
| Sensor power supply: |
19 V =/500 mA |
| Range: |
CO 0- 300 ppm NO2 0- 30 ppm CH4 0- 100 % LEL CO2 0- 10 VOL% Other ranges can be provided as needed |
| Accuracy: |
< 3 %, f.s.d. |
| Environmental temperature: |
-10 . . . + 40°C |
| Temperature impact: |
<3% within ± 20'C range |
| Set time (t)90）： |
< 60 s |
| Installation: |
Wall assembly |
|
Security level: |
IP 54 |
| Output signal: |
Voltage output, 1-5V RS232 interface 3 alarm signal relays 1. Fault relay |
| Relay capacity: |
230V，450VA Other voltages can be provided as needed |
| Voltage: |
230 V, 50 Hz 115 V, 60 Hz (optional) 24 V=(optional) |
| Power: |
14VA |
| Size (WxHxD): | 225x 180 x 105 mm |
| Weight: |
About 1.5KG |
| Gas | Molecular formula |
Range of measurement |
| carbon monoxide | CO | 0-300ppm |
| Methane (natural gas) | CH4 | 0-100% LEL or 100% Vol |
| alcohol | C3H8 |
0-100%LEL |
| ammonia | NH3 | 0-250ppm |
| gasoline | CnHm | 0-100%LEL |
| butane | C4H10 | 0-100%LEL |
| chloroform | CHCl3 | 0-100%LEL |
| Hydrogen chloride | HCL | 0-300ppm |
| helium | He | 0-100%Vol |
| carbon dioxide | CO2 | 0-5000ppm,0-100% |
| nitric oxide | NO | 0-100ppm |
| hydrogen | H2 | 0-100% LEL or 100% VoI |
| Nitrogen dioxide | NO2 | 0-300ppm |
| propane | C3H8 | 0-100%LEL |
| oxygen | O2 | 0-25%VoI |
| carbon tetrachloride | CCI4 | 0-100ppm |
| toluene | C7H8 |
0-1000ppm |
| Organic solvents | VOC | 0-100% LEL or 2000ppm |
| xylene | C9H10 | 0-100% LEL or 2000ppm |
| Other gases and ranges can be adjusted from ppm to 100% as required. Please contact us for details | ||
Product Features
features
•Using different measuring sensors
•Ready, error, and gas alarm indicators
•Assisted operation through a 2-key menu
•Built in buzzer
•Optional gas average value every half an hour
•The three alarm limits can be individually adjusted within the testing range of 5-100%
•Three floating alarm outputs drive additional alarm and control systems
•Floating incorrect contact points
•Connect the serial output of a printer or computerRS232
•High reliability
•Low current consumption
•Plastic, wall mounting box
•Easy to operate
Optional accessories
Signal horn, alarm light, alarm slogan, ventilation control, testing
Instruments, plotters.
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