MQ-7 Carbon Monoxide CO Gas Sensor Module Kit for Arduino UNO Mega

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:
1 x Gas Sensor Module