Description
MQ135 Gas Sensor module for Air Quality having Digital as well as Analog output. Sensitive material of MQ135 gas sensor is SnO2, which with lower conductivity in clean air. When the target combustible gas exists, The sensors conductivity is higher along with the gas concentration rising. MQ135 gas sensor has a high sensitivity to Ammonia, Sulphide, and Benze steam, also sensitive to smoke and other harmful gases. It is at a low cost and suitable for different applications.
Used for family, Surrounding environment noxious gas detection device, Apply to ammonia, aromatics, sulfur, benzene vapor, and other harmful gases/smoke, gas detection, tested concentration range: 10 to 1000 ppm.
Specifications of MQ135 Gas Sensor Module:-
- Working voltage: DC 5V
- Working Current: 150mA
- DOUT: TTL output
- AOUT: Analog output
- Preheat time: Over 20s
- Dimension: 32mm x 22m x 27mm(HIGH 27mm)
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