Our ZhongAn wristband 4 in 1 portable gas detector CQH200 adopts LCD screen display mode for detection. it can be interconnected with confined space gas detectors and portable gas detectors, and supports same-machine interconnection. it also supports Beidou GPRS positioning. Besides, our ZhongAn portable gas detector passes coal safety high-level protection certification. This gas detector adopts modular sensor set or sensor board is compatible with infrared, catalytic, electrochemical and other sensors.
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