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Candy-Ho DHT21 Temperature and Humidity Sensor

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SKU:
MLA829006483
Condition:
New
Weight:
0.07 KGS
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Description

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The DHT21 sensor is a high-quality digital device designed for measuring temperature and relative humidity, making it an essential tool for your Arduino projects. With a robust plastic casing, it is perfect for outdoor applications. The DHT21 offers excellent accuracy with a humidity measurement range of 0% to 100% RH and a temperature range from -40°C to +80°C. It's easy to integrate with both software and hardware, ensuring a hassle-free user experience. Experience the convenience of energy-saving technology combined with rapid response times.

The DHT21 is a highly accurate digital sensor designed to measure temperature and relative humidity in various environments. Its robust design makes it particularly suitable for outdoor applications, outperforming its counterparts like the DHT11 and DHT22. The integrated capacitive humidity sensor, thermistor, and microcontroller allow for precise analog-to-digital conversions, ensuring accurate measurements for your projects. With humidity levels ranging from 0% to 100% RH and temperature measurements between -40°C and +80°C, the DHT21 is equipped to handle diverse conditions. Ideal for automatic temperature control, air conditioning systems, and environmental monitoring in agriculture, this sensor is versatile and reliable. The DHT21's simple integration process allows for easy setup with Arduino, supported by dedicated software libraries. You'll only need to connect three wires: a red wire to the power supply (3-5V), a black wire to ground (0V), and a yellow wire to a digital pin on your Arduino, making it accessible for both beginners and seasoned developers. Plus, you can daisy chain multiple sensors when needed, expanding your project capabilities even further.

Usage ideas Incorporate the DHT21 sensor into your environmental monitoring systems or smart home projects. Use it in agricultural settings to track humidity levels for optimal plant growth. Implement it in HVAC systems to maintain desired temperature levels effectively. Leverage its capabilities for educational projects involving Arduino programming and electronics. Consider using it for weather stations to collect data on environmental conditions.

Frequently asked questions
Is the DHT21 easy to integrate with Arduino?: Yes, the DHT21 is designed for straightforward integration and comes with software libraries for quick setup.
What is the response time of the DHT21?: The DHT21 has a fast response time of less than 2 seconds.
What is the temperature accuracy of the DHT21?: The DHT21 provides temperature measurements with an accuracy of ±0.5°C.
Can I use multiple DHT21 sensors with one Arduino?: Yes, you can connect multiple DHT21 sensors, but each sensor must have its own data pin.

- Brand: Candy-Ho
- Item Condition: New
- Model: DHT21
- SKU: 2348
- Sales Format: Pack
- Units per Pack: 1
- Color: Black
- Power Type: 1
- Humidity Sensor Type: DHT21
- Is Thermohygrometer: True
- Applications: Humidity and Temperature Sensor
- Minimum Humidity Percentage: 1%
- Maximum Humidity Percentage: 1%
- Accuracy: 1%

Vendor listing title: Sensor Humedad Relativa Y Temperatura Dht21 Am230
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Additional Information

Origin:
Argentina
Sold By:
Shop on Mercado Libre Argentina
Brand:
Candy-Ho
SKU:
MLA829006483
Store:
mercadolibre.com.ar
Free Returns:
Yes
Refund Guarantee:
Yes
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