Products
CH4 Gas Sensor
for indoor natural gas alarm
Application:
For monitor or detector of natural gas, liquefied petroleum gas and town gas.Product characteristics:
Be stable1. Performance
MQ-D4 gas sensors apply to the detecting instrument and monitor. It’s sensitive to combustible gas such as natural gas, liquefied petroleum gas, town gas and so on.
2. Appearance and dimension
3. Specifications
| Voltage in clean air | V0=0.5~1.5V(depends on the loading) |
| Voltage in calibration gas | V1≥2v(0.3% CH4) |
| Response time | ≤10s |
| Recovery time | ≤30s |
| Measuring pole voltage | Vc=5v±0.1 |
| Heating pole voltage | Vh=5v±0.1v |
| Heating pole current | Ih<80mA |
| Load resistor | RL=4.7K(adjustable) |
| Working temperature | -10℃---+60℃ |
| Storage temperature | -50℃---+60℃ |
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