The DHT11 module is a popular sensor for measuring temperature and humidity in various applications. It features a digital output and a single-wire communication protocol, making it easy to interface with microcontrollers like Arduino. The sensor provides reliable readings with a temperature range of 0°C to 50°C and a humidity range of 20% to 90%.
Applications:
- Measure temperature and humidity
- Local Weather station
- Automatic climate control
- Environment monitoring
- Home Automation
Specifications:
| Operating Voltage | 3.3VDC to 5.5VDC |
| Temperature measuring range | 0~+50degree |
| Humidity measurement accuracy | ±5.0%RH |
| Humidity measuring range | 20%~90%RH |
| Temperature measurement accuracy | ±2.0degree |
| Dimensions | 3 x 3 x 1cms |
| Weight | 5 grams |
DHT11 sensor module pin description:
| 1 | Vcc | Power +Ve (3.3VDC to 5.5VDC Max wrt. GND) |
| 2 | Out/Data | Outputs both Temperature and Humidity through serial Data |
| 3 | Ground | Power Ground or Power –Ve |
