MQ-4 Methane, CNG, NGV Gas Sensor ModuleMQ-4 โมดูลตรวจจับแก็สมีเทน, CNG หรือ NGVคุณสมบัติMQ-4 โมดูลตรวจจับแก็สมีเทน, CNG หรือ NGV:
- Name:MQ-4 natural gas,Methane Sensor Module
- Detection range: 300 to 10000 PPMM
- Characteristics of gas: 5000 PPMM methane
- Sensitivity: R in air/Rin typical gas >=5
- Sensitive resistance: 1k ohm to 20k ohm in 5000PPM methane
- Response time: <=10s
- Recovery time: <=30s
- Heat resistance: 31ohm +/- 3ohm
- The heating current: <=180mA
- The heating voltage: 5.0V +/- 0.2V
- Heating power: <=900mW
- Measure the voltage: <=24V
- Working conditions:
- Ambient temperature: -20℃ ~ + 55℃
- Humidity: <=95%RH
- Storage conditions:
- Temperature: -20℃~ +70℃
- Humidity: <=70%RH
