... can be adapted to the hard environment SpecificationsModelTGAS-1031Measuring gasCH4,coal Gas, alcohol,oil gas, etc.Sampling methodDiffusionMeasuring principleCatalytic combustionMeasuring ... range0-100%LELResponse time<30 secAccuracy±2% / Full scaleAlarm typevisual, sound,vibrationRemote controlInfrared remote control adjustment methodOperating temperature ...