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Measurable gas | combustible gas, toxic and harmful gas |
Product Size | 183*143*107mm (Display type 183*43*92mm No display type) |
Sampling | Natural diffusion |
Battery | DC24V/36V±10% |
Ambient temperature | Temperature -40~70 |
Power | 12-30V DC |
Output signal (The user can decide as follows according to actual needs) | a. Standard three-wire 4-20mA analog signal output b.Two-wire 4-20mA analog signal output (optional) c. Relay switch output (optional) d. RS485 bus output (optional) |
Wiring method | M20*1.5mm (metric) |
Explosion proof mark | Exd IIC T6 Gb |
Working temperature | 10~55 |
Battery | DC24V/36V±10% |
Alarm method | Light/sound |





Measured gas | Measuring range | Selectable range | Resolution |
Combustible Ex | 0-100%LEL | 0-100%VOL | 1%LEL/1%VOL |
Oxygen O2 | 0-30%VOL | 0-30%0-100%VOL | 0.1%VOL |
Hydrogen Sulfide H2S | 0-100PPM | 0-502001000PPM | 0.1/1PPM |
carbon monoxide CO | 0-1000PPM | 0-500/2000/5000PPM | 0.1/1PPM |
nitrogen dioxide NO2 | 0-20PPM | 0-501000PPM | 0.1/1PPM |
natural gas | 0-100%LEL | 0-100%LEL | 1%LEL |
Nitrogen oxides | 0-20PPM | 0-501000PPM | 0.1/1PPM |
Methane CH4 | 0-100%LEL | 0-100%LEL | 1%LEL/1%VOL |
carbon dioxide CO2 | 0-5000PPM | 0-1%5%10%VOL | 1PPM/0.01%VOL |
Nitric oxide NO | 0-250PPM | 0-5001000PPM | 1PPM |
nitrogen N2 | 0-100%LEL | 0-100%VOL | 1%VOL |
Alcohol | 0-100%LEL | 0-100%LEL | 1%LEL/1%VOL |
Sulphur dioxide SO2 | 0-20PPM | 0-501000PPM | 0.1/1PPM |
Chlorine CL2 | 0-20PPM | 0-10100PPM | 0.1PPM |
Dichlorosilane | 0-20PPM | 0-20100PPM | 1PPM/0.1PPM |
Ammonia NH3 | 0-100PPM | 0-505001000PPM | 0.1/1PPM |
Silicon tetrachloride | 0-20PPM | 0-20100PPM | 1PPM/0.1PPM |
Hydrogen H2 | 0-100%LEL | 0-1000PPM | 1%LEL/1PPM |
Phosphine PH3 | 0-20PPM | 0-200-100PPM | 0.01/0.1PPM |
Hydrogen chloride HCl | 0-20PPM | 0-2050100PPM | 0.01/0.1PPM |
Acrylonitrile | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
TVOC | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
CLO2 | 0-50PPM | 0-10100PPM | 0.1PPM |
Hydrogen cyanide HCN | 0-50PPM | 0-100PPM | 0.1/0.01PPM |
Ethylene oxide ETO | 0-10PPM | 0-100PPM | 1PPM/0.1PPM |
Ozone O3 | 0-10PPM | 0-20100PPM | 0.011PPM/0.1PPM |
Formaldehyde CH2O | 0-20PPM | 0-50100PPM | 1/0.1PPM |
Fluorine gas F2 | 0-10PPM | 0-110PPM | 1PPM/0.1PPM |
Hydrogen fluoride HF | 0-10PPM | 0-11050100PPM | 0.01/0.1PPM |
Xylene, Toluene | 0-20PPM | 0-51050100PPM | 0.01/0.1PPM |
malodor | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |




