Littelfuse, Inc. Datasheets for Liquid Level Sensors

Liquid level sensors are used to detect liquid levels or interfaces between liquids such as oil and water or liquids and solids. 
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Product Name Notes
Littelfuse Pulsed WaveGuide™ (PWG™) sensor technology, patent pending1, is a cost effective linear position sensing technology that is capable of producing a highly versatile, robust and accurate distance measurement solution.
The 460-15-100-LLS is a liquid level sensor to detect the presence of conductive liquids. A probe is mounted at the desired tank level and connected to the Littelfuse pump control.
The 460-15-100-SLD is a seal-leak detector to sense seal failures on submersible pumps. A microcontroller-base d relay monitors the shaft seal of a submersible pump motor. A resistive probe is...
The LLP-24 is a threaded stainless steel probe measuring 24 in. (61 cm) long. Designed for use with PHST-38QTN liquid level control electrodes.
The model 201-100-SLD is an 8-pin plug-in style seal-leak detector to sense seal failures on submersible pumps. A microcontroller-base d relay that monitors the shaft seal of a submersible pump...
The PC-102 series is a dual-channel switch that provides dual protection against seal failures and over-temperature in submersible pumping applications.The relays have two form-C isolated output relays and two LEDs,...
When paired with a float magnet, Reed Sensors can function as fluid-level sensors. A float level sensor is used to detect the coolant level inside the reservoir tank. Applications: Coolant...