Description
Features
- The working voltage: DC 5V
- signal output indicator light
- double signal (analog output and TTL output level)
- TTL Output valid signal low; (output low when the signal light, can be connected to the IO microcontroller
- The analog output decreases with increasing concentration, the higher the concentration, the lower the voltage
- Ozone gas has high sensitivity ( High concentration probe 10ppm-1000ppm
Connection wire
- Made VCC: DC 5V power supply
- GND: power supply
- DO: TTL output
- AO: analog output 0-5V voltage
Package Includes
- 1 x MQ-131 MODULE HIGH CONCENTRATION OZONE GAS DETECTION SENSOR
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