What kind of gas is detected in the air by the combustible gas alarm?

Update:26-10-2019
Summary:

  The flammable gas alarm, the gas leak detection […]

 

The flammable gas alarm, the gas leak detection alarm, is a preventive alarm in the area safety monitor. When the flammable gas alarm in the industrial environment detects that the concentration of flammable gas reaches the critical point of the lower or upper explosion limit, the flammable gas alarm will send an alarm signal to remind the staff to take safety measures and drive the exhaust, cut and spray. System to prevent explosions, fires, poisoning accidents, thus ensuring safe production
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Combustible gas alarm, mainly used to detect flammable gases in the air, such as hydrogen (H2), methane (CH4), ethane (C2H6), propane (C3H8), butane (C4H10), ethylene (C2H4), Propylene (C3H6), butene (C4H8), acetylene (C2H2), propyne (C3H4), butyne (C4H6), phosphine (PH3), and the like.