DHT11 temperature & humidity sensor
KSh 450.00
The DHT11 sensor is widely utilized in numerous STEM projects for detecting humidity and temperature. It offers several advantages, including its low cost, ease of use, and digital output. These features make it a popular choice among developers and hobbyists alike
In stock
The DHT11 Temperature & Humidity Sensor incorporates a temperature and humidity sensor module that generates a calibrated digital signal as output. It employs an advanced digital signal acquisition technique and temperature and humidity sensing technology, guaranteeing exceptional long-term stability and high reliability in its performance.
Specification
- Supply Voltage: 3.3V to 5V
- Range of Temperature reading: 0-50°C with +- 2°C accuracy
- Range of Humidity reading: 20%~80% with +- 5% accuracy
- Sampling Rate: 1Hz
Pinout
| Pin | Function |
|---|---|
| G | Ground |
| V | Voltage Supply |
| S | Signal Output(Digital) |
The DHT11 is a popular and cost-effective temperature and humidity sensor used in various electronic projects and applications. Here’s a brief overview of the DHT11 sensor:
1. Sensing Capability:
- The DHT11 sensor can measure both temperature and humidity. It is designed to provide accurate readings for these environmental parameters.
2. Operating Principle:
- The sensor uses a digital interface to communicate with microcontrollers or other electronics. It operates based on a resistive humidity sensing component and a calibrated temperature sensing component.
3. Key Features:
- Affordability: The DHT11Â temperature and humidity sensor is known for its low cost, making it accessible for hobbyists and projects with budget constraints.
- Easy to Use: It is relatively easy to interface with microcontrollers like Arduino, Raspberry Pi, or other popular platforms. There are libraries available to simplify the coding process.
- Single-Wire Digital Interface: The sensor communicates using a single wire digital interface, which simplifies connections.
- Decent Accuracy: While not as accurate as more advanced sensors, the DHT11 provides reasonable accuracy for temperature and humidity measurements in many applications.
4. Specifications:
- Temperature Range: 0°C to 50°C (32°F to 122°F)
- Humidity Range: 20% to 90% relative humidity (RH)
- Resolution: 1°C for temperature and 1% RH for humidity
- Accuracy: ±2°C for temperature and ±5% RH for humidity
5. Wiring and Connections:
- The DHT11 typically has four pins: VCC (Power), Data, NC (No Connection), and GND (Ground).
- It operates on a 3.3V or 5V power supply, depending on the version.
6. Data Output:
- The sensor provides data in a digital format, making it relatively straightforward to read and process.
7. Applications:
- The DHT11 temperature and humidity sensor is commonly used in home automation systems, weather stations, environmental monitoring devices, and other projects where measuring temperature and humidity is important.
8. Limitations:
- While the DHT11 is a cost-effective choice, it has limitations in terms of accuracy and range compared to more advanced sensors. For critical applications requiring high precision, other sensors like the DHT22 or more specialized sensors might be preferred.
In summary, the DHT11 temperature and humidity sensor is an accessible and user-friendly sensor that serves well in a wide range of DIY and hobbyist projects. Its affordability and simplicity make it a popular choice for those looking to measure temperature and humidity in their electronic applications.
Achieve Perfect Comfort
Your Ideal Indoor Climate
Discover the ultimate solution for maintaining your ideal indoor climate. Our Temp & Humidity Sensor is designed to help you achieve perfect comfort. Whether it’s a scorching summer day or a chilly winter night, this sensor keeps your environment just the way you like it.
DHT11 Smart Home IntegrationÂ
Seamless Automation at Your Fingertips
Elevate your home to the next level of intelligence with our Temp & Humidity Sensor. This smart device seamlessly integrates into your home automation system. Adjust your heating, cooling, or ventilation based on real-time data, all from your smartphone or voice assistant. Your comfort, your control.
learn more about mechatronics from Eng Glenn gatiba
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