| Detection principle |
Electrochemistry or Catalysis or Thermal Conductivity or Infrared Spectrum |
| Sampling mode |
Natural diffusion or optional (Special card self-priming pump) |
| Measurement error |
≤3% FS |
| Interface definition |
U3 port (USB) |
| Display |
Color LCD |
| Alarm |
Sound or light or vibration, three level alarm |
| Working time |
Combustible gas 8 h, toxic gas 200 h |
| Environment humidity |
5% RH to 90% RH |
| Power |
3.7 V 2000 mA Lithium-ion rechargeable battery |
| Explosion proof grade |
Ex ib IIB T3 Gb |
| Explosion proof number |
CNex18.4828X |
| Environment temperature |
-4 °F to 140 °F (-20 ℃ to 60 ℃) |
| Size |
6.10 in x 3.54 in x 1.42 in (155 mm × 90 mm × 36 mm) |
