Waveshare DHT22 Temperature-Humidity Sensor, DHT22

GadgetHQ Verified independent store

→

Overview1. This is a calibrated digital temperature and humidity module with onboard sensor DHT22 (AM2302), which features higher accuracy and wider measuring range than DHT11.2. I t can be used for detecting ambient temperature and humidity, through the standard single-wire interface.Specifications1. Temperature- Resolution : 0.1degree C- Accuracy: +/-0.5 degree C- Measuring range: -40 degree C ~ 80 degree C2. Humidity- Resolution: 0.1%RH- Accuracy: +/-2%RH (25degree C)- Measuring range: 0%RH ~ 99.9%RH3. Operating voltage: 3.3V ~ 5.5 V4. Recommended storage condition- Temperature: 10 degree C ~40 degree C- Humidity: 60%RH or belowApplications1. Weather station2. Humidity controller3. Test & detection deviceHow to UseIn the case of working with a MCU:1. VCC: 3.3V ~ 5.5V2. GND: GND3. DOUT: MCU.IO Show more