This document introduces the specifications, dimensions, safety precautions, installation, electrical, maintenance, etc. of Switch-Tek™ Mini-Float liquid level switch.
The document serves as a user guide for the Flowline LV20 (vertical) and LH25 (horizontal) Mini-Float Liquid Level Switches. It details the operating principle where a magnet on a buoyant float actuates a reed switch upon immersion in liquid.
Key sections cover safety precautions regarding installation torque and material compatibility, specific orientation requirements to ensure proper operation, electrical specifications including voltage limits and contact ratings, and wiring instructions for integration with Flowline controllers.
| Accuracy in water | ±5mm |
|---|---|
| Repeatability in water | ±2mm |
| LV20 Contact Rating | 120VAC/VDC @ 50 VA |
| LV20 Temperature Range (F) | -40˚ to 176˚ |
| LV20 Pressure Range | 10 psi (0.7bar) |
| LH25 Pressure Range | 100 psi (6.9 bar) |
The cable length may be extended up to a maximum of 500 feet using well insulated, shielded wire.
The LV20-52_1 and LH25-5201 switches are made of Polyvinylidene Fluoride (PVDF) with a Tetrafluoroethylene (TFE) cable.