MQ2 High Sensitivity Gas Sensor Brick Module Arduino Compatible

MQ2 High Sensitivity Gas Sensor Brick Module Arduino Compatible

Description :
- MQ-2  Semiconductor Sensor for Combustible Gas
- Sensitive material of MQ-2 gas sensor is SnO2, which with lower conductivity in clean air. When the target combustible gas exist, The sensors conductivity is more higher along with the gas concentration rising. Please use simple electrocircuit, Convert change of conductivity to correspond output signal of gas concentration.
- MQ-2 gas sensor has high sensitity to LPG, Propane and Hydrogen, also could be used to Methane and other combustible steam, it is with low cost and suitable for different application.

Electrical Parameter :
- Heating voltage: 5 + /-0.2 V (AC · DC)
- Circuit voltage: 10 V (maximum DC 24 V)
- Load resistance: 5 K (adjustable)
- Clean air voltage: more than 1.5 V
- Sensitivity: 3 frequency
- Response time: more than 10 S
- Turnaround time: more than 30 S
- Components power consumption: more than 0.7 W
 
Character :
- High sensitivity to Combustible gas in wide range
- High sensitivity to LPG, Propane and Hydrogen
- Fast response
- Wide detection range
- Stable performance、long life、low cost    
- Simple drive circuit

Application :                      
- Domestic gas leakage detector
- Industrial Combustible gas detector
- Portable gas detector
- They are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke