1:Gas detectors with lcd 2:Imported sensor 3:ISO9001:2008 4:explosion-proof ... demarcating.7.Pipe-mounted and wall-mounted optional.Technical: Model No.XP3000LPower consumption≤1.5W(DC24V)Detection principleElectrochemical /Infrared/PIDGas ... ), H2(ppm), CO,H2S,O2(VOL),NH3 ppm),Cl2,NO,SO2 Working condition temperature:-40°C~+70°C(Catalytic); ... range:86~106kPa explosion-proof fixed gas detectors with LCD