Single-ended ground-to-ground capacitor dielectric constant measurement principle, non-contact measurement of continuous liquid level, moisture content, proximity and other medium sensing, can penetrate 1-10mm non-metallic containers. The module contains microprocessor 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, the capacitance measurement accuracy is 0.5%, the temperature accuracy is 0.5℃, and the module size is 37.0*15.0*3.1mm. Applied to the detection and proximity sensing of water level, oil liquid, material level, moisture content, etc.
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