Frequency Shift Capacitance Level SensorsPrinciples of Operation Capacitance level technology uses the electrical characteristics of a capacitor (a device that has the potential to store an electric charge). Typically a capacitor has two conductors or electrodes...
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Ultrasonic Level SensorsPrinciple of Operation Ultrasonic level sensors work by emitting an ultrasonic sound pulse several times per second from the base of the transducer. The pulse travels through air, reflects against the process medium...
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Electromechanical Level SensorsElectromechanical level sensor technology utilises a simple paddle switch to detect levels of bulk solids. Advantages of Electromechanical Level Sensors. Proven paddle switch technology for bulk solids...
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Hydrostatic Level SensorPrinciples of Operation A hydrostatic level sensor is a submersible or externally mounted pressure sensor that determines level by measuring pressure above it, which increases with depth.
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Radar Level Sensor / TransmitterRadar Level / Sensor Transmitter Advantages Non-Contact continuous level measurement Can be applied to a variety of materials including solids, liquids, and slurry. Unaffected by environmental conditions such as humidity...
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Vibrating Tuning Fork Level SensorPrinciples of Operation A rod sensor or tuning fork level sensor is excited piezo-electrically and vibrates at its resonant frequency. The frequency changes when the fork enters/leaves the medium and this change is detected...
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Buoyancy / Float Level Sensors
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Principles of Operation The float in a buoyancy level sensor is less dense than the medium being measured, therefore floating on top of it, rising and falling with the medium level. The sensor then employs mechanical or magnetic...
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