DHT21 AM2301 Temperature and Humidity Sensor
The DHT21 AM2301 is a digital temperature and humidity sensor designed for accurate and reliable measurement of environmental conditions. It provides calibrated digital output, ensuring ease of integration into a variety of applications, such as HVAC systems, weather stations, and IoT projects. The sensor combines a capacitive humidity sensor and a thermistor, offering long-term stability and high precision.
Key Features:
- High accuracy and stability
- Calibrated digital output
- Low power consumption
- Long-term stability
- Easy to integrate and use
- Compact and robust design
- Humidity Range: 0% to 100% RH
- Humidity Accuracy: ±3% RH (typical)
- Temperature Range: -40°C to +80°C
- Temperature Accuracy: ±0.5°C (typical)
- Operating Voltage: 3.3V to 5.5V
- Signal Output: Digital (single-bus)
- Dimensions: 59mm x 12mm x 12mm
- Weight: 15g
- Power Consumption: 1-1.5mA (average), 2.5mA (max)
- Response Time: 2 seconds (typical)
- Cable Length: 23cm (standard)
- HVAC Systems: Used for monitoring and controlling temperature and humidity in heating, ventilation, and air conditioning systems.
- Weather Stations: Integrated into weather stations for environmental data collection.
- IoT Projects: Suitable for smart home devices and other IoT applications.
- Agricultural Monitoring: Used in greenhouses and agricultural environments to maintain optimal growing conditions.
- Industrial Automation: Applied in industrial settings for environmental monitoring and control.