... 1.Induced GasaaCoal gas, natural gas, LPG 2.Alarm density Error: <=5%LEL 3.Resume density:8% LEL GA-338 Gas Detector 1. Voltage ... m3. Consumed power:≤5W4. Resume density:8% LEL5. Induced gas: coal gas, natural gas, LPG6. Alarm mode: flash & sound alarm,automatically shut-off ... gas valve, network alarm signal output7. Alarm density Error: ≤±5%LEL8. ...