Product Model: OKY3333
MQ-7 Gas Sensor Natural Gas Sensor Module MQ7 CO Sensor For Arduino
Product Description
1.Mainly used for CO collection detection in family, factory, underground operation.
2.Detection Zone:10 to 1000ppmm.
3.Characteristic Gas:100ppmm co.
4.Sensitive Resistance:2KΩ to 20KΩ in 100ppm co.
5.Sensitivity:≥3%.
6.Response Time:≤1s.
7.Recovery Time:≤30s.
8.Heating Resistance:31Ω±3Ω.
9.Heating Current:≤180mA.
10.Heating Voltage:5.0V±0.2V /1.5±0.1V.
11.Size: 3.5cm X 2.2cm – 1.4inch x 0.9inch.