MQ-7 CO Carbon Monoxide Coal Gas Sensor Module

The MQ7 is a simple-to-use Carbon Monoxide (CO) sensor suitable for sensing CO concentrations in the air. It can detect CO-gas concentrations anywhere from 20 to 2000ppm. MQ7 is a high sensitivity to carbon monoxide and stable and long-life span.

Features

• Fast response and High sensitivity.
• Stable and long life.
• Operating Voltage: 5V
• Analog output voltage: 0V to 5V
• Digital output voltage: 0V or 5V (TTL Logic)
• Can be used as a Digital or analog sensor
• The Sensitivity of Digital pin can be varied using the potentiometer.

MQ7 Datasheet