[Arduino] DHT11 Digital Humidity and Temperature Sensor

By | 2014년 10월 11일

DHT-11

1.DHT series numeric humiture sensor.

2.Humidity measuring range: 20%~90%RH(0-50℃temperature compensation).

3.Temperature measuring range: 0~+50℃.

4.Humidity measurement accuracy: ±5.0%RH.

5.Temperature measurement accuracy: ±2.0℃.

6.response time: <5s.

7.low power consumption.

8.Size:2.3cm x 1.2cm x 0.5cm.

Pin Description
1, the VDD power supply 3.5~5.5V DC
2 DATA serial data, a single bus
3, NC, empty pin
4, GND ground, the negative power

* 참조 :
http://playground.arduino.cc/main/DHT11Lib
– http://www.getmicros.net/arduino-dht11-sensor-example.php

Arduino-and-DHT11_bb

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