- DHT11 sensor adopts
- Humidity measurement range: 20%-95%, humidity measurement error: +-5%
- Temperature measurement range: 0 -50 ;measurement error: +-2 degrees
- Working voltage 3.3 V-5 V
- Output form: digital output
- Has fixed bolt hole and easy installation
- PCB size: 3.1cm * 1.4cm
- #solar panel
Technical Details:
- 3 to 5V power and I/O
- 5mA max current use during conversion (while requesting data)
- Good for 20-80% humidity readings with 5% accuracy
- Good for 0-50°C temperature readings ±2°C accuracy
- No more than 1 Hz sampling rate (once every second)
- Body size 15.5mm x 12mm x 5.5mm
- 4 pins with 0.1″ spacing
Description:
The DHT11 Temperature and Humidity Sensor is a basic, ultra low-cost digital temperature and humidity sensor. It uses a capacitive humidity sensor and a thermistor to measure the surrounding air, and outputsa digital signal on the data pin (no analog input pins needed). Its fairly simple to use, but requires careful timing to grab data. The only real downside of this sensor is you can only get new data from it once every 2 seconds, so when using our library, sensor readings can be up to 2 seconds old.
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