MQ-7 High Sensitivity CO Carbon Monoxide Detector Sensor

Description

MQ-7 gas sensor has high sensitity to Carbon Monoxide. The sensor could be used to detect different gases contains CO, it is with low cost and suitable for different application.

Character:

• High sensitivity to Combustible gas in wide range
• High sensitivity to Natural gas
• Fast response
• Wide detection range
• Stable performance, long life, low cost
• Simple drive circuit

Specification:

• Signal output indicator;
• Dual Signals output (analog output and TTL output);
• TTL output signal is low level, allows to connect with SCM directly;
• Analog output 0~5V voltage;
• High sensitivity;
• Long working lifetime and stable performance;
• Quick response and recovery
• Chipset: LM393 + MQ-7 sensor
• Working voltage: DC 3~5V
• Detecting range: 10~1000ppm