DHT11 Temperature and Humidity Sensor Module
The DHT11 Temperature and Humidity Sensor Module is a basic, low-cost digital temperature and humidity sensor. It provides calibrated digital output via a single-wire interface, making it ideal for beginners and simple weather stations.
Key Features
- Measures temperature and humidity
- Digital output (single-wire)
- Calibrated and stable
- Low power consumption
- Compact size
- 3-5V operation
Technical Specifications
- Model: DHT11
- Humidity Range: 20-90% RH
- Humidity Accuracy: ±5% RH
- Temperature Range: 0-50°C
- Temperature Accuracy: ±2°C
- Voltage: 3.3V – 5V
- Resolution: 16-bit
Pinout
- VCC: 3.3V-5V
- Data: Single-wire digital output
- GND: Ground
- NC: Not connected
Applications
- Weather stations
- Home automation
- Agriculture monitoring
- Environmental control
- Greenhouse systems



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