18 Years Factory Micro Drone - Portable Methane &Oxygen 2 CH4 &O2 in 1 gas Detector – Topsky
18 Years Factory Micro Drone - 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 advanced equipment. Our products are exported to the USA, the UK and so on, enjoying a good reputation among customers for 18 Years Factory Micro Drone - Portable Methane &Oxygen 2 CH4 &O2 in 1 gas Detector – Topsky , The product will supply to all over the world, such as: Bangkok, Jordan, Romania, We expect to deliver merchandise and services to more users in global aftermarket markets; we launched our global branding strategy by providing our excellent products and solutions all over the world by virtue of our well reputed partners letting global users keep pace with technology innovation and achievements with us.

After the signing of the contract, we received satisfactory goods in a short term, this is a commendable manufacturer.
