Product synopsis:

· Features:

· Size: 32X20X22mm/1.25*0.78*0.86”

· The main chip: MQ135 gas sensing probe

· Operating voltage: DC 5V

• Product synopsis:

  · Features:

  · Size: 32X20X22mm/1.25*0.78*0.86”

  · The main chip: MQ135 gas sensing probe

  · Operating voltage: DC 5V

  · Power (current) : 150mA

  · DO Output: 0.1V/5V

  · AO Output: 0.1-0.3V

  · Signal output indicator instructions

  · Dual signal output (analog output, and TTL level output)

  · TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port)

  · Analog output with increasing concentration, the higher the concentration, the higher the voltage

  · Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity

  · Has a long life and reliable stability

  · Rapid response recovery characteristics

  · Applications:

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