Netrozim

DHT22

DHT22

$7.00

DHT22 High-Precision Temperature and Humidity Sensor The DHT22 (AM2302) is a superior digital environmental sensor offering higher precision, wider measuring ranges, and better long-term stability than its DHT11 counterpart. It utilizes a capacitive humidity sensor and a thermistor to measure surrounding air, outputting a highly reliable digital signal without requiring analog-to-digital conversion. Temperature Range: -40°C to 80°C (±0.5°C accuracy) Humidity Range: 0-100% RH (±2-5% accuracy) Polling Rate: Up to 0.5Hz (Once every 2 seconds) Common Use Case: Precision weather stations, laboratory climate monitoring, and automated greenhouse ventilation.

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Description

DHT22 High-Precision Temperature and Humidity Sensor

The DHT22 (AM2302) is a superior digital environmental sensor offering higher precision, wider measuring ranges, and better long-term stability than its DHT11 counterpart. It utilizes a capacitive humidity sensor and a thermistor to measure surrounding air, outputting a highly reliable digital signal without requiring analog-to-digital conversion.

  • Temperature Range: -40°C to 80°C (±0.5°C accuracy)
  • Humidity Range: 0-100% RH (±2-5% accuracy)
  • Polling Rate: Up to 0.5Hz (Once every 2 seconds)
  • Common Use Case: Precision weather stations, laboratory climate monitoring, and automated greenhouse ventilation.

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