NM-4 4-in-1 Portable Gas Detector LCD Display Alarm Multi-function Gas Sensor CO O2 H2S Gas Leak Detection

Features 1 Use high quality imported sensors 2 Equipped with a high brightness liquid crystal display LCD to display information 3 Provide Chinese English language options 4 There are three alarm methods visual light auditory buzzer and vibration 5 Possess alarm record memory 6 Good hand feel compact and portable 7 The shell is made of high quality engineering plastics which has the characteristics of anti jumping waterproof dustproof and explosion proof Specifications Indication method visual light auditory buzzer vibration alarmWorking environment temperature 20℃ 50℃ humidity 95 RH non condensing Gas sampling method diffusion typeDetection range default gas EX CH4 0 100 LEL H2S 0 100 PPM CO 0 1000 PPM O2 0 30 VOLResolution default gas EX CH4 1 LEL H2S 1PPM CO 1PPM O2 0 1 VOLAccuracy EX CH4 5 FS CO 10 H2S 5umol molResponse time T45SData logging yesDisplay mode liquid crystal display LCD Working voltage DC3 7VProtection level IP65Charging time 6h 8hStandby time 8hSensor life 2 yearsCertification CE FCC ROHS CPA ISO9001Scope of application oil depot chemical plant gas station spray booth etc Product measurement 130 60 45mmNet weight about 0 5 kgPackage Included 1 x Gas detector1 x Data cable1 x User manual