| Item | Symbol | Rated Values | Remarks |
| Heater Voltage | VH | 5.0±0.2V | AC or DC |
| Circuit Voltage | VC | Max. 24V | DC only Ps£15mW |
| Load Resistance | RL | Variable | 0.45kW min. |
| Item | Symbol | Condition | Specification |
| Sensor Resistance | Rs | Methane at 1000ppm/air | 5kW ~ 15kW |
| Change Ratio of Sensor Resistance | Rs/Ro | Rs (Methane at 3000ppm/air) /Rs (Methane at 1000ppm/air) | 0.60 ± 0.05 |
| Heater Resistance | RH | Room temperature | 30.0 ± 3.0W |
| Heater Power Consumption | PH | VH=5.0V | 835mW (typical) |
After sale instructions
