Beijing Topsky Century Holding Co., Ltd.

Model Number: CJR4/5 CH4&CO2
Qualifications: Coal Mine Safety Certificate
Explosion-proof Certificate
Inspection Certification

CJR4/5 CH4&CO2 Gas detector is an intrinsically safe and explosion-proof instrument and is designed to detect CH4&CO2 in the coal mine environment.
With imported electrochemical sensor, it is sensitive and high accuracy. Compact size and lightweight make it easy to carry in the pocket With its shockproof, it is protective and durable in use.
It is used at the underground coal mine and routine mine safety inspection mainly. Certainly, it is also applied to fire fighting, confined space, chemical industry, oil and all kinds of environment that needed to measure the combustible gas.



Features:
1. Imported electrochemical sensor
2. Compact size, lightweight, easy to carry
3. Auto Calibration
4. High brightness OLED screen
5.1500 Am polymer lithium battery
6. Alarm when high concentration, over-range and low power
7. LED alarm light with buzzer
8. High strength ABS material
9. MA, Explosion proof and CMC certificates available