Free Shipping 1PCS MQ-7 module Carbon monoxide gas sensor detection alarm MQ7 sensor module for arduino

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is_customized: Yes;Application: Computer;Type: Logic ICs;Condition: New;Brand Name: TZT teng;

mq-7 1mq-7 2mq-7 3mq-7 4mq-7 5mq-7Product synopsis:

  • Gas Sensor Module
  • Testing gas: Carbon Monoxide
  • Detection of concentration: 10-1000ppmCO
  • Loop voltage: 10V DC
  • Heater voltage: 5V±0.2V ACorDC(high), 1.5V±0.1V ACorDC(low)
  • Load resistance: adjustable
  • Heating resistor: 31±3(indoor temperature)
  • Heating dissipation: 350mW
  • Sensitive part surface resistance: 2K-20K
  • Sensitivity: Rs(in air)/Rs(100ppmCO)5
  • Concentration gradient: 0.6
  • Temperature, humidity: 20±2, 65%±5%RH
  • Standard test circuit: Vc: 5v ±0.1v, Vh(high): 5v ±0.1v, Vh(low): 1.5v ±0.1v
  • Condition: New
  • Color is shown as pictures
    PLS NOTE that due to lighting effects, monitor's brightness/ contrass settings ect, there could be some slight differences in the color tone of the pictures and the actual item!
  • Article-Nr.:5401413, 54014132, 54014133, 54014135