valencia.caThis version includes a Fan added to the PPD42N sensor to increase the air flow, a 10K resistor from pin 5 of the sensor to GND to improve measure accuracy and the addition of sensor SHT1x to measure humidity and temperature.
Design of system
A project log for Low cost Air Quality sensor
Implement a PM 2.5 sensor with Internet and Twitter connectivity to track air quality with a low cost device.
Discussions
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