Original DHT22 Digital Temperature and Humidity Sensor
Presenting the Original DHT22 Digital Temperature and Humidity Sensor (AM2302), a dependable and economical choice for monitoring temperature and humidity levels in your surroundings. This sensor employs a capacitive humidity sensor and a thermistor to deliver precise readings, complete with a digital signal output via the data pin.
The DHT22 is known for its high accuracy and comprehensive temperature compensation, ensuring exact measurements of both relative humidity and temperature. It is calibrated for consistent, accurate readings, providing exceptional long-term stability.
The DHT22 sensor boasts a straightforward 3-pin connection, making it straightforward to incorporate into your projects. Just connect the power supply (3.3-6V DC), the data input pin, and ground to begin data acquisition. Each sensor possesses an individual data pin, allowing for the independent operation of multiple sensors.
Features:
- Model: DHT22/AM2302
- Power supply: 3.3-6V DC
- Output signal: Digital signal via 1-wire bus
- Sensing element: Polymer capacitor
- Operating range: Humidity 0-100% RH; Temperature -40°C to 80°C
- Accuracy: Humidity ±2% RH (Max ±5% RH); Temperature ±0.5°C
- Resolution: Humidity 0.1% RH; Temperature 0.1°C
- Repeatability: Humidity ±1% RH; Temperature ±0.2°C
- Humidity hysteresis: ±0.3% RH
- Long-term stability: ±0.5% RH/year
- Sensing period: Average: 2s
- Interchangeability: Fully interchangeable
Ensure accurate monitoring of temperature and humidity levels with the Original DHT22 Digital Temperature and Humidity Sensor.
Specifications
Model | DHT22/AM2302 |
---|---|
Power supply | 3.3-6V DC |
Output signal | Digital signal via 1-wire bus |
Sensing element | Polymer capacitor |
Operating range | Humidity 0-100%RH; Temperature -40~80Celsius |
Accuracy | 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 |
Sensing period | Average: 2s |
Interchangeability | Fully interchangeable |
Package Includes
- 1 x DHT22 Digital Temperature and Humidity Sensor
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