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Multi Parameter Gas Detector - China

price: 3.00 Dollar US$

Model: CD4
Description: CD4 Multi-parameter Gas Detector
MA: MFA150188 (National safety sign for coal mining products)
KA: KFA150017 (National safety sign for mining products)
ExibI : 320150860 (Intrinsic safe and explosion-proof products certificate)
ExiaII: CMExC17.4385 Introduction:
1. Detect the gas concentration of CH4, O2, CO, H2S. 2. 8 digitals micro-controller as control unit, high sensitivity and fast response speed, high precision detecting element.
3. Large LCD screen to ensure high definition display.
4. Detector will cause luminescence and voice alarm if gas concentration is over standard. Technology parameters:
1. CH4:
Measuring range Error expected
0.00~1.00 ± 0.10
1.00~3.00 Truth value ± 10%
3.00~4.00 ± 0.30
2. O2
0.0~5.0 ± 0.5
>5.0~30.0 Measuring value ± 3% 3. CO 0~20 ± 2 ——
>20~100 ± 4 ——
>100~500 —— Truth value ± 4%
>500~1000 —— Truth value ± 5%
>1000~2000 —— Truth value ± 6%
4. H2S 0~49 ± 3
50~100 Truth value ± 10%
>100~500 Truth value ± 15% 5. Response time: T<30s
6. Indicating method: LCD screen displays real-time data and system status.
7. Working environment: temperature -20℃~50℃
8. Humidity < 95%RH, no condensation
9. Voltage: DC3.7V
10. Recharge time: 6h~8h
11. Stand-by time: >8 hours
12. Sensor lifetime: 2 years
13. Levels of protection: IP65
14. Dimension: 68mm×33mm×124mm
15. Weight: 400g


Company Contact:


  • Phone: +8651683890183

  • Address: Building A, Science and Technology Park, China University of Mining and Technology, Quanshan distric, Xuzhou, Jiangsu, China

  • Email: Email


Published date: June 2, 2019 -

  • Business Description: Mining instruments and meters, include Video/Audio Recorder, Ventilation Resistance Meter, Steel Wire Lossless Flaw Detector, Mining Motor Operation Parameter Meter, Resistance Meter, Ultrasonic Flowmeter, Infrared Radiation Thermometers, Temperature and Humidity Meter, Laser Range Finder, Gas Detector, Sound Level Meter, Vibration Meter, Intrinsic Safe Digital Camera/Video Camera, Fireworks/Firecrackers Detector, Explosive Detector, Leak Tester, Optical Theodolite, Ultrasonic Lossless Tester, Bolt Wireless Force Measuring Meter, Dust Meter, Night-Vision Device, Illuminometer.

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