MQ-7 Gas Sensor Module – Carbon Monoxide (CO) Detection

Description The MQ-7 Gas Sensor Module is designed to detect Carbon Monoxide (CO) concentrations in the air. It’s ideal for indoor air quality monitoring, smart home safety, and industrial applications. With both analog and digital outputs, the MQ-7 easily interfaces with microcontrollers. It features high sensitivity, fast response, and an adjustable potentiometer for sensitivity calibration. Features: Detects Carbon Monoxide gas (CO) Fast response and stable output Analog voltage output and digital threshold output Long life and low cost Adjustable sensitivity using onboard trimmer Specifications: Operating Voltage: 5V DC Detection Range: 10 – 1000 ppm CO Output Type: Analog Digital Heater Resistance: ~33Ω ±5% Warm-up Time: ~60 seconds Operating Temperature: -10°C to 50°C PCB Dimensions: ~32mm x 20mm Package Includes:1 x MQ-7 Gas Sensor Module