DHT11 Temperature Humidity Sensor Board
The DHT11 is a reliable and affordable digital sensor designed for measuring temperature and humidity. It features a calibrated digital output, making it easy to integrate with various microcontrollers such as Arduino and Raspberry Pi. The sensor employs a capacitive humidity sensing element and a thermistor for accurate temperature measurement, ensuring stable and precise readings for your projects.
Features :
- Cost-effective solution for temperature and humidity sensing.
- Simple digital interface for easy integration.
- Pre-calibrated for immediate use.
- Wide operating voltage range: 3.5V to 5.5V.
- Low power consumption: 0.5mA to 2.5mA during measurement.
- Sampling rate: up to 1 reading per second.
Specifications :
| Parameter | Specification |
|---|---|
| Temperature Range | 0°C to 50°C |
| Temperature Accuracy | ±2°C |
| Temperature Resolution | 1°C |
| Humidity Range | 20% to 90% RH |
| Humidity Accuracy | ±5% RH |
| Humidity Resolution | 1% RH |
| Power Supply | 3.5VDC to 5.5VDC |
| Interface | Single-wire digital interface |
| Sampling Period | Minimum 1 second |
Pin Configuration :
| Pin Number | Name | Description |
|---|---|---|
| 1 | Vcc | Power supply (3.5V to 5.5V) |
| 2 | Data | Serial data output |
| 3 | NC | No connection (not used) |
| 4 | Ground | Connected to circuit ground |
Applications :
- DIY weather stations.
- Environmental monitoring systems.
- Home automation and smart home projects.
- HVAC control systems.
- Data logging and analysis.
- Internet of Things (IoT) applications.
Package Includes :
- 1 x DHT11 Temperature Humidity Sensor Board
DataSheet :
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