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 have been commitment to supply the competitive price ,excellent products and solutions high-quality, at the same time as fast delivery 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: Macedonia, Jordan, French, Our mission is "Provide Goods with Reliable Quality and Reasonable Prices". We welcome customers from every corner of the world to contact us for future business relationships and achieving mutual success!

Company director has very rich management experience and strict attitude, sales staff are warm and cheerful, technical staff are professional and responsible,so we have no worry about product,a nice manufacturer.
