Description
DHT22 capacitive humidity sensing digital temperature and humidity module is one that contains the compound has been calibrated digital signal output of the temperature and humidity sensors. Application of a dedicated digital modules collection technology and the temperature and humidity sensing technology, to ensure that the product has high reliability and excellent long-term stability.
Standard single-bus interface, system integration quick and easy. Small size, low power consumption, signal transmission distance up to 20 meters, making it the best choice of all kinds of applications and even the most demanding applications.
Technical Specification:
- Measuring range Temperature: -40 to 80 ℃
- Measuring Range Humidity: 0 to 99.9%RH
- Resolution Temperature: 0.1 ℃
- Resolution Humidity: 0.1%RH
- Working Voltage: 5VDC
- Size:3cms*2cms*1cms (L*W*H)
Features:
- High precision
- Capacitive type
- Full range temperature compensated
- Long transmission distance
- Low power consumption
- 4 pins packaged and fully interchangeable
Applications:
- Measure temperature and humidity
- Local Weather station
- Automatic climate control
- Environment monitoring
- Weather station
- Humidity controller
- Test & detection device