DHT 22 Temperature and Humidity Sensor
The DHT 22 Temperature and Humidity Sensor is an accurate digital temperature and humidity sensor with extended range and higher precision than DHT11. Features calibrated digital signal output for reliable environmental monitoring.
Key Features
- High precision measurement
- Wider temperature range
- Digital calibrated output
- Low power consumption
- Single-wire interface
- Long-term stability
Technical Specifications
- Model: DHT22 (AM2302)
- Humidity Range: 0-100% RH
- Humidity Accuracy: ±2-5% RH
- Temperature Range: -40 to +80°C
- Temperature Accuracy: ±0.5°C
- Voltage: 3.3V – 6V
Applications
- Precision weather stations
- HVAC control
- Dehumidifier/humidifier control
- Pharmaceutical storage
- Server room monitoring




