Differential capacitive dielectric constant measurement principle, non-contact measurement of continuous liquid level, moisture content, proximity and other media sensing, can penetrate 1-10mm non-metallic containers. The module contains micro-processing devices, embedded capacitance and physical quantity conversion calculation, alarm detection algorithm, temperature compensation, information storage, calibration support, etc. The highest accuracy of continuous liquid level is 1%, the capacitance measurement range is 0-100pF, and the capacitance measurement accuracy is 0.5%. The temperature accuracy is 0.5°C, and the module size is 37.0*15.3*4.3mm. Applied to the detection and proximity sensing of water level, oil liquid, material level, moisture content, etc.
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