DHT-22 DHT22 Humidity And Temperature Sensor
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UGX25,000
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The DHT22 Digital Temperature and Humidity Sensor Module is a basic, low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and spits out a digital signal on the data pin (no analog input pins needed). Sensing Module is fairly simple to use but requires careful timing to grab data. The only real downside of this sensor is you can only get new data from it once every 2 seconds, so when using our library, sensor readings can be up to 2 seconds old. The Temp and Humidity sensor  can measure temperature from -40°C to 80°C and humidity from 0% to 100% with an accuracy of ±1°C and ±1%. So if you are looking to measure in this range then this sensor might be the right choice for you.

Features:

  • High precision
  • Capacitive type
  • Full range temperature compensated
  • Relative humidity and temperature measurement
  • Calibrated digital signal
  • Outstanding long-term stability
  • Extra components not needed
  • Long transmission distance
  • Low power consumption
  • 4 pins packaged and fully interchangeable

Specifications:

  1. Operating Voltage: 3.5V to 5.5V
  2. Operating current: 0.3mA (measuring) 60uA (standby)
  3. Output: Serial data
  4. Temperature Range: -40°C to 80°C
  5. Humidity Range: 0% to 100%
  6. Resolution: Temperature and Humidity both are 16-bit
  7. Accuracy: ±0.5°C and ±1%

Applications:

  • Measure temperature and humidity
  • Local Weather station
  • Automatic climate control
  • Environment monitoring

Package Includes:

  • 1 x DHT22 Digital Temperature and Humidity Sensor Module

 

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