IoT - Modular - Sensors-MQ Gas Sensors.h

 1 /*
 2  *
 3  * https://components101.com/articles/introduction-to-gas-sensors-types-working-and-applications
 4  * 
 5  * MQ-2     Methane, Butane, LPG, Smoke
 6  *          https://components101.com/sensors/mq2-gas-sensor
 7  * MQ-3     Alcohol, Ethanol, Smoke
 8  *          https://components101.com/sensors/mq-3-alcohol-gas-sensor
 9  * MQ-4     Methane, CNG Gas
10  *          https://components101.com/sensors/mq-4-methane-gas-sensor-pinout-datasheet
11  * MQ-5     Natural gas, LPG
12  * MQ-6     LPG, butane
13  *          https://components101.com/sensors/mq-6-gas-sensor-pinout-equivalent-datasheet
14  * MQ-7     Carbon Monoxide
15  *          -- Arduino CO Monitor Using MQ-7 Sensor --
16  *          https://www.instructables.com/Arduino-CO-Monitor-Using-MQ-7-Sensor/
17  * MQ-8     Hydrogen Gas
18  * MQ-9     Carbon Monoxide, flammable gasses
19  * MQ131    Ozone
20  * MQ135    Air Quality
21  *          https://components101.com/sensors/mq135-gas-sensor-for-air-quality
22  * MQ136    Hydrogen Sulphide gas
23  * MQ137    Ammonia
24  *          https://components101.com/sensors/mq137-gas-sensor
25  * MQ138    Benzene, Toluene, Alcohol, Propane, Formaldehyde gas, Hydrogen
26  * MQ214    Methane, Natural Gas
27  * MQ216    Natural gas, Coal Gas
28  * MQ303A   Alcohol, Ethanol, smoke
29  * MQ306A   LPG, butane
30  * MQ307A   Carbon Monoxide
31  * MQ309A   Carbon Monoxide, flammable gas
32  */