Combustible gas detectors

Combustible gas detectors
Power supply: AC220V/50Hz
Sensor: Semiconductor sensor
Sampling method: free diffusion
Response time: less than 30 seconds
LED indication: red, green, yellow
Alarm sound pressure: >70dB (1 meter in front)
Control output interface: DC (9) 12V/1pcs
Delay action time: 8 seconds for self-test, 1 second for alarm
Power: ≤3W
Applicable gas: methane, propane
Alarm setpoint: 8% LEL
Recovery time: less than 30 seconds
Alarm indication: red light flashing, buzzer beeping
Measuring range: 0~20%LEL
Dimensions: L 110 mmxW 70mm XH31.5mm