|
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GC-79 |
 |
* Excellent Reliability and High Stability
* Double Electrochemistry Sensors inside, one is for Gas, another one is for CO
* Self Test Function
* Visual and Audible Alarm Function
* With Battery Back Up, un-rechargeable, can work for 8 hours after power failure
* Sensor Fault Self Test Function
* Low Power Consumption
* Able to detect Coal Gas, LPG, Natural Gas and CO |
| Specifications |
|
Model |
GC-79 |
|
Sensor |
Electrochemistry Co and Gas |
|
Power Supply |
AC220V/50~60Hz& 9v backup battery |
|
9V battery back-up |
battery life is 1 year |
|
Alarm density |
CO: 150±10ppm; Coal gas:1000~5000ppm
Liquid petroleum gas: 1000~5000ppm
Natural gas: 1000ppm~5000ppm |
|
Rated Current |
Static current: ≤40mA, Alarm Current: ≤80mA |
|
Working Humidity |
20% to 90%R.H |
|
Responding time |
Gas ≤30S |
|
Working Temperature |
-10℃ to 60℃ |
|
Sound Level |
85dB/m |
|
Alarm output |
Frequent on or off signal,control exhaust fan,
electrical magnetic valve signal | |
|
