| parameter | Technical index |
| Measuring range | 0-100%LEL |
| measurement method | Catalytic combustion |
| CH4 accuracy | 3%F.s |
| Warranty | Host warranty is 2 years, probe warranty is 1 year |
| Response time | Generally less than 15 seconds |
| Baud rate | 2400/4800/9600 |
| Communication port | RS485 |
| Power supply | Bus power supply, 12-24V DC |
| Power consumption | ≤1.5W（@12V DC , 25℃） |
| Working pressure range | 0.9-1.1atm |
| Operating temperature | 0-50℃ |
| Working humidity environment | 15-90%RH (no condensation) |
| Dimensions | 110×85×44mm3 |