onlineFixed gasPhysical examination instrumentHNAG1000-AsH3Suitable for various environmentsqiReal time and accurate detection of body concentration and leakage, using imported electrochemistryInfrared, catalytic combustion,PIDSensor and microcontroller technologyThe advantages include fast response speed, high measurement accuracy, good stability and repeatability The explosion-proof wiring method is suitable for various hazardous areas and compatible with various control alarms, PLCs, DCS and other control systems. It can simultaneously achieve on-site alarm warning, 4-20mA standard signal output, and relay switch output; Display various technical indicators and gas concentration values; Simultaneously possessing multiple circuit protection functions, effectively preventing instrument damage caused by various human factors and uncontrollable factors;