Description
The DHT22 is a basic, low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin
Features:
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3.3-6V Input
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1-1.5mA measuring current
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40-50 uA standby current
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Humidity from 0-100% RH
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-40 – 80 degrees C temperature range
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+-2% RH accuracy
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+-0.5 degrees C
Tutorials:
Resources:
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Datasheet (DHT22)
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Example Code (Arduino) (Credit to Adafruit)
Robo Admin T –
good product!