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
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