MQ-7 MQ7 CO Carbon Monoxide Gas Sensor Module

Manual Click here to openSpecification Detection range 10 to 1000ppmmCharacteristic gas 100ppmm COSensitive resistance 2KΩ to 20KΩ in 100ppm COSensitivity ≥ 3 Response time ≤ 1sRecovery time ≤ 30sHeating resistance 31Ω ± 3ΩHeating current ≤ 180mAHeating voltage 5 0V±0 2V 1 5±0 1VHeating power about 350mWSize 3 5 x 2 2cm 1 4 x 0 9inch Standard operating conditions Ambient Temperature 20°C to 50°CHumidity ≤ 95 RHOxygen Content 21 Note Mainly used for CO gas detection in family factory or underground operation Package included 1 x MQ 7 CO gas sensor moduleIf you want another model you can click on the IDModelGas DetectionItem IDMQ2flammable gas smoke1144079MQ3 alcohol steam1414301MQ4Natural gas Methane1377624MQ5 Liquefied gas Methane Coal gas LPG1378464MQ6 Liquefied gas Isobutane Propane LPG1378477MQ7 Carbon monoxide915474MQ8 hydrogen1378425MQ9 Carbon monoxide flammable gas1378463MQ131Ozone Concentration1183257MQ135 Ammonia sulfide benzene vapor1378465A set of MQ1005800