DHT21/AM2301 Capacitive Digital Temperature and Humidity Sensor

DHT21/AM2301 Capacitive Digital Temperature and Humidity Sensor

• 4-pin package
• Ultra-low power
• No additional components
• Excellent long-term stability
• All calibration, digital output
• Fully interchangeable
• Long distance signal transmission
• Relative humidity and temperature measurement

Specifications: 

• Scope of work: moisture 0-100% rh; Temperature -40 ~ 80º c
• Accuracy: Moisture Accuracy – 2% RH (max – 5% rh)
• Temperature accuracy -0.5º c
• Resolution: humidity 0.1% rh; Temperature 0.1 ” c
• Repeat ability: Moisture – 0.5% rh; Temperature of -0.2 cm. c
• Hysteresis: – 0.3rh%
• Stability: – 0.5% rh / year
• Interchangeability: fully exchangeable
• Response time: 6s