DHT22 AM2302 Digital Temperature and Humidity Sensor
Product Description
DHT22 AM2302 Digital Temperature and Humidity Sensor
AM2302 uses a dedicated digital modules and acquisition technique of temperature and humidity sensor technology to ensure that products with high reliability and excellent long-term stability. Sensor comprises a capacitive humidity sensing element and a high-precision temperature measurement devices, and with a high-performance 8-bit microcontroller connected. Therefore, the product has excellent quality, fast response, anti-interference ability, high cost and other advantages.
Specifications :
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
Package Include :
1 X DHT22 AM2302 Digital Temperature and Humidity Sensor
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