MQ-2 Gas and Smoke Module Sensor Detector Methane Propane Butane LPG
MQ-2 Gas and Smoke Module Sensor Detector Methane Propane Butane LPG features:
- Main chip: MQ-2 flammable gas and smoke sensor and comparator LM393
- Working voltage: 5V
- Current: 150mA
- Digital output: TTL 0/1
- Analog output: analog voltage sensing value
- Quick response features:
- Concentration detection:
200ppm - 5000ppm LPG, propane
300ppm - 5000ppm butane
5000ppm - 20000ppm methane
300ppm - 5000ppm H2
100ppm -2000ppm alcohol
- Adjustable sensitivity with the potentiometer
- Size: 32mm x 20mmx 18mm