2021 Latest Design Sound Meter - Portable Methane &Oxygen 2 CH4 &O2 in 1 gas Detector – Topsky
2021 Latest Design Sound Meter - Portable Methane &Oxygen 2 CH4 &O2 in 1 gas Detector – Topsky Detail:
Qualifications: Coal Mine Safety Certificate
Explosion-proof Certificate
Inspection Certification
model number: CJYB4/25
Applications:
CJYB4/25 portable CH4 &O2 in 1 gas detector is an intrinsically safe and explosion-proof instrument and is designed to deter the gases. It can simultaneously monitors oxygen (O2), combustible gas (%LEL). Compact and lightweight, CJYB4/25 portable CH4 &O2 in 1 gas detector activates audible and visual alarms in the event of a low or high alarm condition.
CJYB4/25 portable CH4 &O2 in 1 gas detector is unparalleled in its versatility, capability and overall value.
It is used at the underground coal mine and 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 hazardous and toxic gases
Technical specification:
Sensor | Catalytic combustion sensor (combustible gas);Electrochemical sensors (O2) |
Measurement of Gas | combustible gas (CH4), oxygen (O2), |
Range | CH4: 0~4.00%(v/v); combustible gas 0-100%(LEL) |
O2: 0~25.0%VOL | |
Accuracy | CH4: +10% (1%LEL) |
O2: +0.7%VOL | |
Resolution | CH4: 0.1%CH4 (1%LEL) |
O2: 0.1%VOL | |
Alarms | Visual,audible(75 dB) |
Typical battery life | ≥10 hours |
Explosion protection | Exibd I |
Accessories:
battery, Carrying case and Operate guidebook
Product detail pictures:

Related Product Guide:
We follow our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create much more worth for our buyers with our abundant resources, highly developed machinery, experienced workers and great providers for 2021 Latest Design Sound Meter - Portable Methane &Oxygen 2 CH4 &O2 in 1 gas Detector – Topsky , The product will supply to all over the world, such as: Liverpool, Mauritius, Bhutan, Our objective is "to supply first step products and best service for our customers, thus we are sure you must have a margin benefit through cooperating with us". If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming successful business relationships with new clients around the world in the near future.

The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
