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Home / Sensors

MQ-8 Keyestudio hydrogen sensor for Arduino

2.300ر.ع.

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SKU: SEN-00015 Category: Sensors
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The sensitivity of MQ-8 gas sensor to hydrogen is quite high, it can also detect a variety of other gases containing hydrogen. This sensor is suitable for a variety of applications.

Specifications:

  • Detectable concentration: 100-1000ppm (hydrogen)
  • Operating voltage: 5V
  • Heating voltage VH: 5.0V±0.1V AC or DC
  • Load resistance RL: adjustable
  • Heating resistance RH: 29±3Ω(Room temperature)
  • Heating power: PH ≤900mW
  • Sensitivity S: Rs(in air)/Rs(1000ppm H2)≥5
  • Output voltage Vs: 2.5-4.0V(1000ppm H2)
  • Concentration slope: α≤0.6(R1000ppm/R400ppm H2)
  • Temperature ; humidity: 20℃±2℃;55%±5%RH
  • Standard test circuit: Vc:5.0V±0.1V;VH: 5.0V±0.1V

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