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Item #:
87546900
SHILLEHTEK DHT22 Digital Temperature and Humidity Sensor Module with Cable - Temperature Humidity Measurement for Arduino, Raspberry Pi, ESP32 and
Item #:
87546900
LSL 324
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What Stands Out
Versatile Compatibility
Designed to work seamlessly with Arduino, Raspberry Pi, ESP32, and various other microcontrollers, ensuring broad usability across different projects and platforms for hobbyists and developers alike.
Accurate Measurements
Provides reliable temperature and humidity readings, enabling precise monitoring for various applications, from home automation to weather stations, enhancing the quality and effectiveness of DIY electronic projects.
Easy Integration
Includes a user-friendly design with a ready-to-use cable, simplifying the setup process for users and allowing for immediate implementation in electronic projects, making it ideal for beginners and experienced makers.
Product Details
Who Should Buy?
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DIY Enthusiasts
Perfect for hobbyists looking to create custom temperature and humidity monitoring projects with ease using microcontrollers.
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Environment Monitoring
Ideal for users wanting to monitor environmental conditions in homes, greenhouses, or labs effectively and accurately.
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Educational Purposes
Excellent for students and educators conducting experiments and learning programming with sensors in technology courses.
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High Precision Needs
Not suitable for applications requiring high accuracy and precision as it has typical measurement errors.
Product Description
SHILLEHTEK DHT22 Digital Temperature and Humidity Sensor Module with Cable - Temperature Humidity Measurement for Arduino, Raspberry Pi, ESP32 and Other Microcontrollers, Electronic Practice DIY
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the SHILLEHTEK DHT22 Sensor used for?
Answer: The SHILLEHTEK DHT22 sensor is designed for measuring both temperature and humidity levels in various environments. It provides accurate readings for relative humidity from 0 to 100% and temperature from -40°C to 80°C. This makes it ideal for applications in weather stations, greenhouses, and HVAC systems. Users can collect real-time data, enabling efficient climate control and monitoring. -
Question:
How do I connect the DHT22 sensor to an Arduino?
Answer: Connecting the DHT22 sensor to an Arduino involves using a few jumper wires and utilizing the digital pins for communication. Typically, the DHT22 has three pins: VCC, Data, and GND. Connect VCC to the Arduino's 5V, GND to ground, and the Data pin to any digital I/O pin on the Arduino. Libraries like 'DHT.h' can be utilized to read the sensor data, making it simple to incorporate into your projects. -
Question:
Is the DHT22 sensor compatible with Raspberry Pi?
Answer: Yes, the DHT22 sensor is fully compatible with Raspberry Pi. It uses the GPIO pins for digital communication, allowing you to easily integrate it into your Raspberry Pi projects. By using libraries such as 'Adafruit_DHT,' you can easily read and process temperature and humidity data. This compatibility makes it perfect for building home automation systems and monitoring environmental conditions. -
Question:
What is the accuracy of the DHT22 sensor?
Answer: The DHT22 sensor boasts a high level of accuracy, measuring temperature within ±0.5°C and humidity within ±2-5%. This precision is essential for applications requiring reliable environmental data. Whether in gardening, weather monitoring, or any system needing precise calibration, the DHT22’s accuracy ensures that the data collected is trustworthy and actionable. -
Question:
Can I use the DHT22 sensor outdoors?
Answer: The DHT22 sensor can be used outdoors, but it is important to protect it from harsh environmental conditions. While the sensor can handle various temperatures and humidity levels, encasing it in a protective housing will enhance longevity, especially in extreme climates. This setup is ideal for outdoor weather stations, smart gardening systems, or atmospheric monitoring projects. -
Question:
What coding language is used with the DHT22 sensor?
Answer: The DHT22 sensor can be programmed using various coding languages, primarily C/C++ for Arduino and Python for Raspberry Pi. Each platform offers specific libraries that streamline data collection and processing. For instance, the Adafruit DHT library simplifies initialization and reading data for Arduino users, while Python libraries provide similar ease of use for Raspberry Pi projects. -
Question:
What are some practical applications of the DHT22 sensor?
Answer: The DHT22 sensor has versatile applications, from creating personalized weather stations to monitoring environmental conditions in greenhouses and laboratories. It can also be integrated into smart home systems to automate HVAC operations based on humidity and temperature readings. This flexibility allows hobbyists and professionals alike to leverage the sensor for various climate control and data logging projects. -
Question:
How can I power the DHT22 sensor?
Answer: The DHT22 sensor typically requires a 3.3V to 6V power supply and can be powered directly from microcontrollers like Arduino or Raspberry Pi. Ensure that your power supply is stable to prevent erratic readings. Utilizing a 5V supply is common, but make sure to check the specifications for your specific project to ensure compatibility. -
Question:
What is the response time of the DHT22 sensor?
Answer: The DHT22 sensor has a response time of around 2 seconds for humidity and 1 second for temperature. This makes it suitable for applications where quick data updates are necessary. While not instantaneous, the response time suffices for most environmental monitoring and control systems, allowing for reactive adjustments in smart applications. -
Question:
Where can I buy the SHILLEHTEK DHT22 Digital Temperature and Humidity Sensor Module?
Answer: You can purchase the SHILLEHTEK DHT22 Digital Temperature and Humidity Sensor Module from Ubuy, a well-known online marketplace that offers a wide array of electronics and components. Ubuy is recognized for delivering a user-friendly shopping experience and a robust product selection, ensuring that you can easily find and order the DHT22 sensor along with other electronic devices.
ST SHILLEHTEK Temperature Probes & Sensors Editorial Review
The SHILLEHTEK DHT22 Digital Temperature and Humidity Sensor Module has received a positive reception among customers who use it for various DIY electronics projects, particularly with platforms like Arduino and Raspberry Pi. Users have Consistently praised the sensor for its compatibility and ease of use, noting that it provides reliable and accurate temperature and humidity measurements despite its affordability. Customers appreciate the DHT22's broader measurement range compared to its predecessor, the DHT11, especially in scenarios where temperature conditions can vary widely, such as outdoor applications. The sensor's accuracy, with a temperature reading variance of only +/- 0.1 degree Celsius, has also been highlighted by many users who tested it against calibrated devices. This level of precision makes the DHT22 a preferred choice for a variety of applications—from personal projects such as monitoring room temperature to more critical applications like industrial use. The installation process is seamless; many users had no trouble setting it up on a breadboard or integrating it into their software environments. Additionally, the simplicity of using a single I/O pin for operation makes it a popular option for those looking to optimize their circuit designs. The sensor has proven effective in different environments, including households and more specialized industrial conditions, further testifying to its reliability. Customers suggest that anyone currently using the DHT11 Consider upgrading to the DHT22 for the minimal cost difference and significant improvement in measurement capacity. In summary, the SHILLEHTEK DHT22 is a well-regarded sensor for temperature and humidity measurements, suitable for both casual hobbyists and more serious applications. Its combination of affordability, ease of integration, and high accuracy makes it an excellent choice for various environmental monitoring assignments. **
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Pros
- High accuracy (±0.1 degree Celsius)
- Wide operational temperature range (-20 to +60 degrees Celsius)
- Easy to install and integrate with Arduino and Raspberry Pi
- Good value for price compared to DHT11
- Supports multiple sensors using minimal I/O pins
Cons
- Humidity readings not always Consistent with other monitors (subject to user verification)
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LSL 324
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