Features 
 • Built-in pump suction measurement , turn off the pump to switch to diffusion 
 detection mode. 
 • Pump blockage alarm. 
 • LED lighting (optional). 
 • Adopting intelligent digital sensor, single sensor is pluggable, intelligently identified 
 and plug and play. 
 • Units can be switched freely, optional units include: umol/mol, ppm, pphm, ppb , 
 mg/m3, ug/m3, % Vol , %LEL . 
 • 4-button operation, quick one-button calibration function. 
 • 2.4-inch high-definition color screen. 
 • Data storage , standard storage capacity is 1,000,000 records , A large-capacity 
 memory card can be configured to store more than 10 million data pieces. 
 • Communication interface : TYPE-C fast charging and communication. 
 • Wireless transmission, optional: Bluetooth, WIFI, LORA, 4G, NB-IOT, etc., wireless 
 interconnection between multiple instruments, SOS one-click call for help. 
 • Support remote maintenance and remote upgrade. 
 • Fall alarm. 
 • Data recovery function , partially or completely restore factory data. 
 • Maximum value, minimum value, weighted average value display, real-time curve 
 display. 
 • Multiple alarm modes and alarm mode settings . 
 • Alarm mode: sound and light alarm, vibration alarm , voice alarm 
 • Alarm types: concentration alarm, underpressure alarm, fault alarm(includes 
 sensor-deficient) , pump blockage alarm, fall alarm, SOS alarm(motion alarm). 
 • Alarm mode: low alarm, high alarm, interval alarm, TWA/STEL alarm 
 • Misoperation recognition function , concentration calibration misoperation is 
 automatically recognized and prevented . 
 • Automatic zero point tracking to avoid zero point drift . 
 • Multi-level calibration of target points . 
 • Intrinsically safe circuit design , explosion-proof, vibration-proof , anti-static and anti 
 -radiation. 
 • Protection grade IP68, rainproof, immersion-proof, dustproof and corrosion
 resistant.
              
        
            
                
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                                                                Portable Multi Gas Detector with 2.31 Inch Color LCD Built-in Pump Suction and Intelligent Digital Sensor Images
                                                            
                        
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