UM3K-.GM/GK is a flow switch that operates through a spring-supported paddle and a magnetic trigger. It has various general characteristics, such as high repeatability, low pressure loss, and complete isolation between electrical and hydraulic components.
This document provides technical specifications for the Honsberg Fluvatest UM3K-...GM/GK flow switch, a device utilizing a spring-supported paddle with magnetic actuation of a microswitch. It details the materials used for the brass and stainless steel versions, including specific steel grades for the housing, body, paddle parts, and springs. This manual is written in German.
| Thread size | G3/8 to G2 |
|---|---|
| Material options | Brass / Stainless Steel |
| Max. medium temperature | 110°C |
| Average pressure drop | 0.01 bar |
| Hysteresis | min. 0.7 l/min |
| Protection class | IP 65 |
| Switching voltage (Microswitch) | 125 V AC / 30 V DC |
The GM version uses brass (Ms58, 1.4305, 1.4571) and the GK version uses stainless steel (Ms58, 1.4571, 1.4301, 1.4571).
The device is suitable for measuring water, gas/air, and oil.
The range is adjusted via a 7-thread adjustment screw.