The DHT22 Temperature Sensor is an Arduino-compatible module used to measure temperature and humidity. It provides accurate and reliable readings using a capacitive humidity sensor and a thermistor for temperature sensing. The sensor is commonly used in weather stations, environmental monitoring systems, and home automation projects. With its Arduino compatibility, it offers a simple solution for monitoring and controlling temperature and humidity levels.
DHT22 Temperature Sensor
SKU: 121
₹260.00 Regular Price
₹200.00Sale Price
Specifications
- Operating Voltage: Typically operates at 3.3V or 5V DC
- Temperature Measurement Range: -40°C to 125°C
- Humidity Measurement Range: 0% to 100% RH
- Accuracy:
- Temperature: ±0.5°C
- Humidity: ±2% RH
- Dimensions: Varies depending on the module
Usage
- Power Supply: Connect the VCC pin of the sensor to the 3.3V or 5V pin of the Arduino board.
- Ground: Connect the GND pin of the sensor to the ground (GND) pin of the Arduino board.
- Signal Output: Connect the data pin of the sensor to a digital input pin of the Arduino board.
- Coding: Install the DHT library in the Arduino IDE and write the code to read temperature and humidity data from the sensor.
- Data Interpretation: Process the sensor data in your Arduino code to convert the digital readings into temperature and humidity values.
- Display or Action: Utilize the obtained temperature and humidity data to display it on an LCD, send it to a computer, or trigger actions based on specific thresholds.