This sensor module utilizes DHT11 as the sensitive component and has a bypass capacitor and a pull-up resistor on-board. The DHT11 is a pre-calibrated digital output temperature and humidity sensor. The single-wire wiring scheme makes it easy to be integrated to other applications. The simple communication protocol greatly reduces the programming effort required.

Features:

• DHT11 digital temperature and humidity sensor is a digital signal output with a calibrated temperature and humidity combined sensor.
  
• It uses a dedicated digital modules and acquisition of temperature and humidity sensor technology to ensure that products with high reliability and excellent long term stability.
  
• Sensor consists of a resistive element and a sense of wet NTC temperature measurement devices, and with a high-performance 8-bit microcontroller connected.
  
• The product has excellent quality, fast response, anti-interference ability, high cost and other advantages.
  
• The single-wire wiring scheme makes it easy to be integrated to other applications.And the simple communication protocol greatly reduces the programming effort required.

Specifications:

• Power supply voltage: 3.3~5.5V DC
• Output: the single bus digital signal
• Measuring range: 20-90%RH humidity, temperature 0~50°
• The measurement accuracy of +-5%RH: humidity, temperature +-2 °
• Resolution: 1%RH humidity, temperature 1 °
• Exchangeability: fully interchangeable
• Long term stability: < ± 1%RH
• Size: 28 * 12 * 7.2mm

Instructions:

• 1.VCC:External 3.3 V-5 V
  
• 2.GND:External GND
  
• 3.DO:Small board switch digital output interface, connect the microcontroller IO port

Package includes:

• 1* DHT11 Module
  

• 1* Dupont Cable