
DHT22
DHT22 (AM2302) Digital Temperature and Humidity Sensor Module
EGP 200
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Description Power supply: 3.3-6V DC Output signal: digital signal via single-bus Sensing element: Polymer capacitor Operating range: Humidity 0-100%RH Temperature -40~80 Celsius Accuracy: humidity +-2%RH (Max +-5%RH); temperature <+-0.5Celsius Resolution or sensitivity: humidity 0.1%RH; temperature 0.1Celsius Repeatability: humidity +-1%RH; temperature +-0.2Celsius Humidity hysteresis: +-0.3%RH Long-term Stability: +-0.5%RH/year Sensing period: Average 2s
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