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AIR QUALITY SENSORS

MQ-135 Benzene, Alcohol, smoke Sensor

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Using high-quality dual-panel design,with power indicator and TTL signal output instructions. The switching signal having a DO (TTL) output and analog output AO. TTL output valid signal is low. ( Low-level signal when the output light can be directly connected to the microcontroller or relay module ) Analog output voltage with the higher concentration of …
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₨300.00
Avaibility: 5 in stock
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AIR QUALITY SENSORS

MQ-3 Alcohol, Ethanol, smoke Sensor

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Sensitive material MQ-3 gas sensor is used in clean air low conductivity tin oxide (SnO2). When there is alcohol vapor in the environment sensor, conductivity sensor with increasing gas concentration of alcohol in the air increases. Use simple circuit can convert the change in conductivity of the gas concentration corresponding to the output signal. High …
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₨270.00
Avaibility: 10 in stock
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