Handheld Infrared Methane Gas Detector
JHB series infrared methane alarm detector is in compliance with mining products certification, it is mainly applied in coal mine, natural gas, CBM (Coal bed methane), rubbish filling, sewage treatment, anaerobic fermentation and other fields for CH4 gas leakage detection. Infrared gas filter technique, CH4 measurement can not be interfered by other gas compositions.
General Parameter | |
Measurement method | NDIR |
Range | CH4: 0-5%vol (0-100%LEL), 0-100%vol |
Warm-up time | 30s |
Accuray | For the range of 0-1% vol: plus or minus 0.06% |
For range 1-100%vol: ±6% of reading | |
For range 0-100%lel: ± 5%lel | |
Response time | T90 < 25 s at 20 ℃ |
Working voltage | 3.7 V DC; 1300mAh Lithium Battery |
Signal output | LED Display, Audible - Visual Systems |
Woking temperature | -20~55℃ |
Dimension | 100 * 68 * 31.5 mm |
Stand-by time | ≥10 hrs |
Lifespan | ≥10year |