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DHT22 Digital Temperature And Humidity Sensor for Arduino/Raspberry-Pi/Robotics

Out Of Stock
650.00 399.00
Product Code: RM0834

Delivered In: 2-7 Business days

Description

DHT22 Digital Temperature And Humidity Sensor for Arduino/Raspberry-Pi/Robotics

The AM2302 or DHT22 is a temperature & humidity sensor whose output having calibrated digital signal. It applies exclusive digital-signal-collecting-technique and humidity sensing technology, assuring its reliability and stability. Its sensing elements are connected with 8-bit single-chip computer.

DHT22 Digital Temperature And Humidity Sensor

Specifications of DHT22 Digital Temperature And Humidity Sensor:

  • Model AM2302.
  • Power supply 3.3-5.5V DC.
  • Output signal digital signal via 1-wire bus.
  • Sensing element Polymer humidity capacitor.
  • Operating range humidity 0-100%RH; temperature -40~80 Celsius.
  • Accuracy humidity humidity+-2%RH(Max +-5%RH); temperature +-0.5Celsius.
  • Resolution or sensitivity humidity 0.1%RH; temperature 0.1Celsius.
  • Repeatability humidity +-1%RH; temperature +-0.2Celsius.
  • Humidity hysteresis +-0.3%RH.
  • Long-term Stability +-0.5%RH/year.
  • Fully interchangeable

Features of DHT22 Digital Temperature And Humidity Sensor:

  • 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, up to 100 meters.
  • Low power consumption.
  • 4 pins packaged and fully interchangeable.

Applications of Finger Print Module:

  • Operating and storage conditions.
  • Attentions to chemical materials.
  • Attention to temperature's affection.
  • Welding temperature should be bellow 260 Celsius.
  • Avoid using the sensor under dew condition Car door locking system.

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