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DHT22 Temp-Humidity Sensor

DHT22 Temp-Humidity Sensor

http://www.abdullah-electronics.com/web/image/product.template/30/image_1920?unique=de2bc39
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The DHT22 is a digital temperature and humidity sensor with high accuracy and long-term stability. It offers fully calibrated digital output and is widely used in weather stations, environmental monitoring, and IoT projects.

4,000 IQD 4000.0 IQD 4,000 IQD

4,000 IQD

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Features Applications

Features

  • Measures temperature and humidity digitally
  • High accuracy and stability
  • Calibrated digital signal output
  • Easy to connect with microcontrollers (single-wire interface)
  • Long-term use in indoor environments

Applications

  • Weather monitoring systems
  • Smart home and HVAC control
  • IoT environmental sensors
  • Greenhouse automation
  • Data logging projects
General Environmental Physical 

General 

  • Model: DHT22 (also known as AM2302)
  • Power Supply: 3.3V – 6V DC
  • Signal Output: Digital (single-wire protocol)
  • Temperature Range: -40°C to +80°C
  • Humidity Range: 0% – 100% RH
  • Temperature Accuracy: ±0.5°C
  • Humidity Accuracy: ±2–5% RH
  • Sampling Rate: 0.5 Hz (1 reading every 2 seconds)

Environmental

  • Operating Temperature: -40°C to +80°C
  • Humidity: ≤85% RH (non-condensing)

Physical 

  • Dimensions: ~28mm × 12mm × 10mm
  • Pins: VCC, DATA, GND
  • Weight: ~5g
  • Mounting: 2 screw holes or PCB soldering

No examples available yet. Stay tuned for updates!