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.