MQ7 MQ 7 CARBON MONOXIDE CO GAS SENSOR MODULE IN INDIA

Description Technical Data: Heater Voltage: 5 ±0.2V（AC or DC） Working current: 140mA Loop Voltage: 10V(≤15V DC) Load Resistance: 10K(Adjustable) Concentration: ppm Sensitivity: ≥ 3% Response Time: ≤ 1S(Heater Time 3-5min) Recovery Time: ≤ 30S Power Consumption: ≤ 0.7W Working temperature: -℃ Working humidity: 95%RH Size: 35mm×22mm×18mm (L×W×H) Features: Signal output light indicator; Analog and level signal output; High and low level signal output signal for low level effectively, can be directly by single chip microcomputer; On carbon monoxide gas has high sensitivity and good selectivity; Has a long service life and reliable stability; Rapid response recovery features; Applications: Mainly used