Temperature and humidity sensor DHT22 (AM2302)

Index: UCC-01612 EAN: 5903351242462

Popular temperature and humidity sensor with digital interface, jednoprzewodowym. Measuring range: temperature from -40 to 80 °C, humidity 0-100% RH.

Temperature and humidity sensor DHT22 (AM2302)
€9.50
€7.72 tax excl.
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Manufacturer: OEM

Parameters

  • Supply voltage: from 3.3 V to 6 V
  • Average current consumption: 0.2 mA
  • Temperature
    • Measurement range: -40 to 80°C
    • Resolution: 8-bit (0.1 °C)
    • Accuracy: ± 0.5°C
    • Response time: on average, 2 seconds
  • Humidity:
    • Measuring range: 0 - 100 %RH
    • Resolution: 8-bits (±0,1 %RH)
    • Accuracy ±2 %RH*
    • Response time: on average 2 seconds

 

Details inthe documentation.

 

*RH - relative humidity is expressed in percents. It is the ratio of actual humidity in the air to its maximum number that air can keep at a given temperature.

 

Description

Temperature and humidity sensor in the housing through hole. The system can be controlled using a microcontroller or any starting set, for example,Arduino. Before using, you need to see thedocumentation.

 

The product is compatible with Arduino

Library and diagram of connection with Arduino are under thisaddress.

User manual can be found onour website.

 

Example of connection with microcontroller

The diagram represents the simplest way of connecting the system with any microcontroller using the single lead interface.

Przykład podłączenia czujnika DHT22

VDD - supply voltage, DATA - data line as pulling-up resistor (e.g., 5k Ω), GND - mass of system.

 

Interface Digital I / O
Sensor - Temperature to 80 °C
Sensor - Temperature accuracy +/- 0.5 °C
Sensor - Temperature from -40 °C - 120 °C
Test 3
Package width 4 cm
Package height 6 cm
Package depth 0.7 cm
Package weight 0.003 kg

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Temperature and humidity sensor DHT22 (AM2302)

5/5

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5

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