Data Sheet

Aosong(Guangzhou) Electronics Co.,Ltd. TEL：[phone] www.aosong.com
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1、Product Overview
DHT11 digital temperature and humidity sensor is a composite Sensor contains a calibrated
digital signal output of the temperature and humidity. Application of a dedicated digital modules
collection technology and the temperature and humidity sensing technology, to ensure that the
product has high reliability and excellent long-term stability. The sensor includes a resistive sense
of wet components and an NTC temperature measurement devices, and connected with a
high-performance 8-bit microcontroller.
2、Applications
HVAC, dehumidifier, testing and inspection equipment, consumer goods, automotive, automatic
control, data loggers, weather stations, home appliances, humidity regulator, medical and other humidity
measurement and control.
3、Features
Low cost, long-term stability, relative humidity and temperature measurement, excellent quality, fast
response, strong anti-interference ability, long distance signal transmission, digital signal output, and
precise calibration.
4、Dimensions (unit: mm)