Product Code: 7068
Availability: In Stock

MQ-135 Harmful Gas Sensor/Detector Module


Size: 32mm X22mm X30mm length * width * height
The main chip: LM393, MQ135 gas sensing probe
Operating voltage: DC 5V
Signal output indicator instructions;
Dual signal output (analog output, and TTL level output);
TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port)
Analog output with increasing concentration, the higher the concentration, the higher the voltage;
Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity;
Has a long life and reliable stability;
Rapid response recovery characteristics;

A hazardous gas detection apparatus for the family, the environment, suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection, gas-sensitive element test concentration range: 10 to 1000ppm

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