DHT11 Digital Temperature and Humidity Sensor

DHT-11 Humidity and Temperature Sensor Module –

Description:
The DHT11 Temperature and Humidity Sensor is designed to measure both temperature and humidity, providing a calibrated digital signal output. It boasts high reliability and excellent long-term stability. This sensor includes an element and a sensor for wet NTC temperature measurement. It offers excellent quality, fast response, and high performance with anti-interference capabilities.

This module can be easily connected to any MCU or Arduino board, or directly to ESP. The integrated serial interface system simplifies connectivity with most devices. Its compact size and low power consumption make it suitable for a variety of applications.

Features:
– Measures humidity and temperature of the surrounding environment.
– Utilizes the DHT11 sensor.
– Operates on a working voltage of 3.3V-5V.
– Provides digital output.
– Equipped with a fixed bolt/mounting hole for easy installation.
– PCB dimensions: 3.2cm x 1.4cm.

Specifications:
– Supply Voltage: +5V
– Temperature Measurement Range: 0~50°C
– Temperature Measurement Error: ±2°C
– Humidity Measurement Range: 20%~95%RH
– Humidity Measurement Error: ±5%RH

Module Interface Description (3-wire):
– VCC: External 3.3V-5V
– GND: External GND
– DO: Digital output interface, connectable to MCU IO port

Applications:
– Weather/temperature monitoring
– Humidity control systems
– Testing and detection devices