AYBSZ MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module For gas sensor

Description

Features: 1. Signal output indicator instructions; 2. Dual signal output (analog output, and TTL level output); 3. TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port) 4. Analog output with increasing concentration, the higher the concentration, the higher the voltage; 5. Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity; 6. Has a long life and reliable stability; 7. Rapid response recovery characteristics; 8. Size: 32mm X22mm X30mm length * width * height 9. The main chip: LM393, MQ135 gas sensing probe 10. Operating voltage: DC 5V Applications: 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 Package include: 1 x MQ135 module For Arduino