MQ-135 module air quality Harm-quality gas detection sensor alarm module

Features

1. Size: 32mm x22mm x30mm long*width*height

2. Main chips: LM393, MQ135 gas sensing probe

3. Work voltage: DC 5V

Fourth, characteristics:

1. Have a signal output indicator indicator;

2. Double -road signal output (analog output and TTL level output);

3. The valid signal of the TTL output is a low level; (the output low -power signal light is on, the single -chip machine IO port)

4. The simulation output increases with the concentration, the higher the concentration, the higher the voltage;

5. Has high sensitivity to harmful gases such as sulfide, benzene steam, smoke;

6. Have long -term service life and reliable stability;

7. Quick response recovery characteristics;

8. With installation holes, convenient for fixed installation;

9. The probe can be inserted and designed to facilitate testing.

5. Application:

The harmful gas detection device for family and environment is suitable for the detection of gases such as ammonia, fragrant compounds, sulfides, benzene steam, smoke and other gas harmful gases.

Product Attributes
Brand	Other/Other
Radio frequency type	Power module

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