DHT11 Temperature and Humidity Sensor

Low-cost temperature and humidity sensor. Requires a single digital I/O pin to read both temperature and humidity values. Details:

• Operating voltage: 3-5V;
• Humidity: 20%-80%, 5% accuracy;
• Temperature: 0° to 50°C, ±2°C accuracy.
• Datasheet, and Adafruit’s DHT sensor Tutorial
• DHT Arduino library (works with both 16MHz and 8MHz Arduino).

 

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