If the JDY-338 detects the leaky gas, the red LED will flash, meanwhile the buzzer sounds di-di, and the valve controller closes the valve after 10s or so, then outputs network signal. After the flammable gas is ejected, the alarm resumes automatically. When on/off button is pressed, the buzzer sounds di and the valve controller works normally.
Technical Parameter
Induced Gas: Coal Gas\Natural Gas\LPG
Power Input: Household Power Supply AC 220V /50Hz or DC 12V
Working Environment: Temp:-10 ~+40
Relative Humidity:d90%RH
Buzzer Level: e70dB/m
Alarm Density15%LEL
Resume Density8%LEL
Stability: Long-time Working Alarm Density Errord
If the JDY-338 detects the leaky gas, the red LED will flash, meanwhile the buzzer sounds