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AW-AGD2188 type measurement range of 0-100% LEL of point combustible gas detectors (hereinafter referred to as detector) screen printing a thick film with high quality metal oxide semiconductor sensor for detecting combustible gas leaks, apply security monitoring in homes, factories, hotels, apartments and other presence of flammable gases, can access the ASENWARE addressable fire alarm control system to achieve network connectivity.
|Working Humidity||≤95％RH, Non-condensation|
|Operating Voltage Range||12～28V|
|Working Current||≤ 35mA @DC24V (Standby), ≤ 40mA @DC24V Alarm)|
|Linkage||Non-polarity analog 2 wire bus, current ＜ 400uA|
|Value of Detection Concentration||Natural gas 10％LEL（±30％）|
|Response time||≤30S, Self-recovery|
|Service life||＞5 Year (In clean air)|
|Electricity (or reset)||The electric (or reset) indicator on the detector quickly double flash, after light according to the order of the green, red, yellow flashing light, accompanied by a buzzer hint sound.|
Preheat condition, the green light shining fast (about 2 times per second);
Normal monitoring status, the green light is about once every 12 seconds flicker when there is no bus signal access (about once per minute flashing);
Alarm, the red indicator light flash (about 2 times per second);
The sensor failure, the yellow indicator light about once every 3 seconds flicker.
|Buzzer||When alarm, buzzer about chirping 2 per second;To failure, buzzer about sing once every 3 seconds.|
|Self-inspection Button||Press the self-check button, indicator light cycle shiny (order of green, red, yellow), accompanied by a buzzer sound prompt.|