MQ-7 gas detection sensor module for arduino

Product Features:

• 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

Package included:

100% Brand New

1set x  MQ-7