Excellent quality Air Winch - CJR4-5 CH4&CO2 Gas detector – Topsky
Excellent quality Air Winch - CJR4-5 CH4&CO2 Gas detector – Topsky Detail:
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
Specification:
Range | CH4:0~4.00% |
CO2:0~5.00% | |
Response time | CH4:<20 seconds |
CO2:<120 seconds | |
Sampling | Spreading |
Sensor type | CH4: Catalytic combustion |
CO2: Imported infrared sensor | |
Body material | Engineering ABS |
Proof | IP 54 Waterproof, shockproof |
Working tempreture | -20°C ~45°C |
Working Humidity | 0%~95% RH |
Screen | OLCD 2.7 inch |
Alarm way | Buzzer ,90 dBA, LED shinning |
Battery | 1500 Am Lithium ,chargeable |
Battery working time/one time | >=12h |
Size | 122mm*72mm*35mm |
Weight | <=300g(with battery) |
Delivery kit:
CJR4/5 multigas detector
Charger
Protective suit
Manual book
Product detail pictures:

Related Product Guide:
Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for Excellent quality Air Winch - CJR4-5 CH4&CO2 Gas detector – Topsky , The product will supply to all over the world, such as: Liverpool, Romania, Georgia, We've been adhering to the philosophy of "attracting customers with the best items and excellent service". We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.

The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
