This is a robust Gas sensor suitable for sensing LPG, Smoke, Alcohol, Propane, Hydrogen, Methane and Carbon Monoxide concentrations in the air. If you are planning on creating an indoor air quality monitoring system; breath checker or early fire detection system, MQ2 Gas Sensor Module is a great choice. MQ2 Gas sensor works on 5V DC and draws around 800mW. It can detect LPG, Smoke, Alcohol, Propane, Hydrogen, Methane and Carbon Monoxide concentrations anywhere from 200 to 10000ppm.
|Load resistance||20 KΩ|
|Heater resistance||33Ω ± 5%|
|Sensing Resistance||10 KΩ – 60 KΩ|
|Concentration Scope||200 – 10000ppm|
|Preheat Time||Over 24 hour|
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