Detect Gas: Combustible gas, Flammable gas

1.Alarm setting: L-1 alarm point: program fixed
L-2 alarm point:program fixed
2.Alarm type: Sound & Flash
3.Alarm volume: > 120 db
4.Alarm output: electrical independent contact , capacity: AC220v 5A
5.Ambient temp: -10℃ ~ 50℃
6.RH : < 90% non condensing
7.Proof level: IP44
8.Power : AC220V,50HZ <4W
9.Transmission distance: 1000m < 2mm2 copper wire

10.Size::480(L)*250(W)×130(H)mm    Weight:4.0kg