🔹 DHT22 Temperature & Humidity Sensor Module – Digital High Precision
This DHT22 sensor module is a high-precision digital sensor for measuring both ambient temperature and relative humidity. It features a dedicated calibration chip for reliable and stable readings, communicates via a single-wire digital interface, and is perfect for weather stations, smart home systems, and environmental monitoring projects.
✅ Specifications:
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Sensor: DHT22 (AM2302)
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Interface: Single-Wire Digital (Compatible with I2C with adapter)
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Operating Voltage: 3.3V – 5.5V
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Temperature Range: -40°C to +80°C
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Temperature Accuracy: ±0.5°C (typical)
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Humidity Range: 0% to 100% RH
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Humidity Accuracy: ±2% RH (typical)
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Module Dimensions: Compact PCB with 3-pin header
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Sampling Rate: 0.5 Hz (one reading every 2 seconds)
📦 Applications:
✔️ Home & Industrial Weather Stations
✔️ Smart Home Climate Control & HVAC Monitoring
✔️ Greenhouse & Hydroponics Environmental Control
✔️ Data Logging for Temperature & Humidity
✔️ Arduino, ESP32, Raspberry Pi Environmental Projects
✔️ Indoor Air Quality & Comfort Monitoring Systems
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