DHT22 Digital Temperature and Humidity Sensor Module

DHT22 Digital Temperature and Humidity Sensor Module

DHT22 Digital Temperature and Humidity Sensor Module enables the measurement of humidity and temperature value in different environments. It is suitable and safe for long-term work. It has an 8-bit microprocessor, it also has high measurement accuracy. The reading speed of this sensor is 2 seconds. Therefore, the data read is printed 2 seconds behind. It is made of premium material that will provide the necessary durability for environments such as ovens and microwaves.

DHT22 Digital Temperature and Humidity Sensor Module Usage Areas:

• Meteorology, medicine, automobile and manufacturing industries,
• Computers,
• Air conditioning systems...

DHT22 Digital Temperature and Humidity Sensor Module Dimensions:

DHT22 Digital Temperature and Humidity Sensor Module Technical Specifications:

• Input Voltage: 3.3-5V/DC
• Temperature Measurement Range: -40 - 80 °C
• Humidity Measurement Range: 0-100%RH
• Measurement Period: 2s
• Output Type: Digital Output
• It is one of the high performance models of the DHT series.
• Product Dimensions: 22x28x5mm

DHT22 Digital Temperature and Humidity Sensor Module Pin Diagram:

How DHT22 Digital Temperature and Humidity Sensor Module Works?

DHT22 Digital Temperature and Humidity Sensor; It is a basic, low-cost, digital temperature and humidity sensor. A capacitive humidity sensor and a thermistor are used to measure the surrounding air. It sends a digital signal to the data pin. This completes the reading process.

What are the Differences Between DHT11 and DHT22 Temperature and Humidity Sensors?

DHT11 Digital Temperature and Humidity Sensor Module:

• 5% Accuracy in Moisture Measurement Between 20% - 80% (Capacitive Sensor)
• 2% Accuracy in Temperature Measurement Between 0 - 50°C (Thermistor)
• Maximum 1Hz Sampling Rate (One reading per second is possible)
• Dimensions 15.5mm x 12mm x 5.5mm
• 4 pins 0.01" pitch. (Fully pluggable into breadboard)

DHT22 Digital Temperature and Humidity Sensor Module:

• 2% - 5% Accuracy in Moisture Measurement Between 0% - 100% (Capacitive Sensor)
• ±0.5°C Accuracy in Temperature Measurement Between -40 - +125°C (DS18B20)
• Maximum 0.5Hz Sampling Rate (can be read every 2 seconds)
• Dimensions 15.1mm x 25mm x 7.7mm
• 4 pins 0.01" pitch. (Fully pluggable into breadboard)

Similar Products:

• DHT22 Temperature and Humidity Sensor
• DHT11 Temperature and Humidity Sensor Card
• DHT11 Temperature and Humidity Sensor

Products That Can Be Used Together:

• Arduino
• Breadboard

Useful Links / Documents:

• Temperature Measurement with Arduino and DHT11