| Part Number | MQ-4 Datasheet |
|---|---|
| Manufacturer | Henan Hanwei Electronics |
| Overview | Henan Hanwei Electronics Co., Ltd MQ-4 Semiconductor Sensor for Natural Gas Sensitive material of MQ-4 gas sensor is SnO2, which with lower conductivity in clean air. When the targ. Concentration Loop Voltage Vc Circuit Heater Voltage Load Resistance VH RL Heater Resistance RH Character Heater consumption Sensing Resistance PH Rs Sensitivity S Slope α Tem. Humidity Condition Standard test circuit Preheat time MQ-4 Semiconductor Bakelite (Black Bakelite) Natural. |
MQ-4 Datasheet and Specifications PDF
The MQ-4 is a Semiconductor Sensor.
Key Specifications
| Part Number | MQ-4 Datasheet |
|---|---|
| Description | GAS SENSOR |
| Manufacturer | HANWEI ELETRONICS |
| Overview | HANWEI ELECTRONICS MQ-4 TECHNICAL DATA MQ-4 GAS SENSOR FEATURES * High sensitivity to CH4，Natural gas. * Small sensitivity to alcohol, smoke. * Fast response . * Stable and lon. * High sensitivity to CH4，Natural gas. * Small sensitivity to alcohol, smoke. * Fast response . * Stable and long life * Simple drive circuit APPLICATION They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of CH4,Natural gas.LNG, avoid the noise . |
| Part Number | MQ-4 Datasheet |
|---|---|
| Description | Flammable Gas Sensor |
| Manufacturer | Winsen |
| Overview | of Sensor Characters CH4 Air Alcohol C3H8 Concentration(ppm) Fig3.Typical Sensitivity Curve The ordinate is resistance ratio of the sensor (Rs/R0), the abscissa is concentration of gases. Rs means r. It has good sensitivity to methane in wide range, and has advantages such as long lifespan, low cost and simple drive circuit &etc. Main Applications It is widely used in domestic gas leakage alarm, industrial flammable gas alarm and portable gas detector. Technical Parameters Stable.1 Model . |