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Calibration Solutions for Data Drift in SHT20 Humidity Sensors

igbtschip igbtschip Posted in2024-12-29 Views139 Comments0

Understanding Data Drift and Its Impact on SHT20 Humidity Sensors

Introduction

In modern industrial applications, precise and reliable humidity and temperature measurements are critical for process control, environmental monitoring, and product quality assurance. The SHT20 humidity sensor, developed by Sensirion, has gained widespread use for its affordability, high accuracy, and compact form factor. However, like any sensor, the SHT20 is not immune to data drift—an inevitable phenomenon where sensor readings slowly diverge from the true value over time. This article addresses the factors contributing to data drift in the SHT20 humidity sensors and provides calibration strategies to mitigate its effects and ensure long-term performance.