MQ 2 Gas Methane Sensor


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MQ 2 Gas Methane Arduino Sensor

Using high-quality dual-panel design, with power indicator and

LPG, Propone, Hydrogen gas has better detection sensitivity.
There are four screw holes for easy positioning.
Rapid response and recovery characteristics.
TTL signal output instructions.
With a DO switch signal (TTL) output and AO analog signal output. TTL output valid signal is low. (When the output low signal light can be directly connected microcontroller or relay module).
The analog output voltage, the higher the concentration the higher the voltage.


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