1-, Very sensitive especially in low and middle concentration of flammable gases.
2-, Very short respond time and recovery time.
3-, Long life, high stability.
4-, Simple application circuit, low cost.
5-, Widely used in domestic gas leakage alarm, industrial flammable gas alarm and portable gas detector alarm.
Model | 5A-MQ6 |
Sensor Type | Semiconductor gas sensor |
Standard Encapsulation | Plastic cap |
Target Gas | CH4, LPG and flammable gases. |
Temperature range | Usage:-10ºC~+55ºC |
Storage:-20ºC~+60ºC |
Humidity range | <= 95RH |
Detection range | 500~10000ppm |
Standard Circuit Conditions | Loop Voltage | Vc | 5V~24VDC |
Heater Voltage | VH | 5V±0.2VDC/AC |
Load Resistance | RL | Adjustable (1K-30K) |
Heater consumption | PH | <= 900Mw,(VH=5V) |
Sensitivity | LS(Rs) | α≤0.6 , RS(3000ppm)/RS(air) |
Sensitive resistance | RS | RS=(VC/VRL-1)*RL |
| Respond time Tx | ≤30S |
| Revovery time Th | ≤60S |
Standard test conditions | Temp. Humidity | 20±2ºC,65±5%RH |
Standard test circuit | VH= VC=5V±0.05VDC; RL=4.7K±1% |
Preheat time | >= 24 hours |
Calculation method of the sensor power:Ps= VC* VC* RS/(RS+ RL)* (RS+ RL)