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

Technical Specifications:

• 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)

Applications:

• 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.

Datasheet:
For detailed technical information, refer to the DHT21 AM2301 Temperature and Humidity Sensor Datasheet provided by the manufacturer.