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:
We insist on offering high-quality production with great enterprise concept, honest product sales and also the finest and fast service. it will bring you not only the superior quality solution and huge profit, but the most significant should be to occupy the endless market for Excellent quality Air Winch - CJR4-5 CH4&CO2 Gas detector – Topsky , The product will supply to all over the world, such as: Puerto Rico, Provence, Comoros, Since the establishment of our company, we have realized the importance of providing good quality products and the best before-sales and after-sales services. Most problems between global suppliers and clients are due to poor communication. Culturally, suppliers can be reluctant to question things they do not understand. We break down those barriers to ensure you get what you want to the level you expect, when you want it.

This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
