DHT22 Temperature & Humidity Sensor Module

Overview

The DHT22 Temperature & Humidity Sensor Module is an advanced and highly accurate sensor designed for measuring temperature and humidity in various environments. Known for its reliability and precision, the DHT22 module is suitable for a wide range of applications, from home automation and weather stations to industrial control systems and agricultural monitoring.

Key Features

1. Dual Sensor Capability:
   • Measures both temperature and humidity, providing comprehensive environmental data.
2. High Accuracy:
   • Temperature accuracy of ±0.5°C and humidity accuracy of ±2-5%, ensuring precise measurements.
3. Wide Measurement Range:
   • Temperature range: -40°C to 80°C
   • Humidity range: 0% to 100% RH
4. Digital Output:
   • Delivers data through a digital signal, making it easy to interface with microcontrollers and development boards.
5. Low Power Consumption:
   • Operates efficiently, suitable for battery-powered applications where energy efficiency is crucial.
6. Fast Response Time:
   • Provides rapid response to changes in temperature and humidity, ideal for dynamic environments.
7. Long-term Stability:
   • Offers stable and reliable performance over extended periods, minimizing drift and calibration needs.
8. Compact Design:
   • Small form factor allows for easy integration into various projects without occupying much space.
9. Wide Voltage Range:
   • Supports an operating voltage range of 3.3V to 5.5V, compatible with a wide range of microcontrollers.

Applications

• Home Automation: Monitor indoor climate for comfort and energy efficiency.
• Weather Stations: Gather accurate weather data for local forecasting and analysis.
• Industrial Monitoring: Ensure optimal conditions in manufacturing and storage facilities.
• Agricultural Automation: Control environmental parameters in greenhouses and farms.
• HVAC Systems: Maintain precise temperature and humidity levels for enhanced comfort and energy savings.

Specifications

• Sensor Type: Capacitive humidity sensor and thermistor
• Output Type: Digital signal via a single-wire communication protocol
• Temperature Range: -40°C to 80°C
• Temperature Accuracy: ±0.5°C
• Humidity Range: 0% to 100% RH
• Humidity Accuracy: ±2-5% RH
• Operating Voltage: 3.3V to 5.5V
• Dimensions: Compact size suitable for integration into various applications
• Weight: Lightweight and portable

Benefits

• Accurate Data: Provides precise temperature and humidity readings for reliable monitoring.
• Versatile Use: Suitable for diverse applications from indoor climate control to industrial automation.
• Easy Integration: Digital output and simple communication protocol ensure seamless interfacing with microcontrollers.
• Energy Efficient: Low power consumption extends battery life in portable and remote applications.
• Longevity: Offers long-term stability and durability, minimizing maintenance requirements.

The DHT22 Temperature & Humidity Sensor Module is a robust choice for professionals and hobbyists alike seeking accurate environmental monitoring capabilities. Its advanced features, including high accuracy and low power consumption, make it an essential component for a wide array of projects requiring reliable sensor data.