Nivofix MW3/NW3-020HM/HK is a mechanical liquid level switch produced by Schneider Electric. It is mainly used to measure the liquid level of liquid media. The product adopts magnetic control and has the characteristics of reliability and high repeatability.
The document describes the Niveauwächter MW3/NW3-020HM/HK, a mechanical level switch (Swimmer Nivofix) designed for liquid media. It features a magnetic actuation of a microswitch or Reed contact and is available with brass or stainless steel housings and external G3/4A threads. This manual is written in German.
| External Thread | G3/4A |
|---|---|
| Housing Material (HM) | Ms58 nickel plated |
| Housing Material (HK) | 1.4305 Stainless Steel |
| Max. Medium Temperature | 110°C |
| Protection Class | IP 65 |
| Microswitch Rating | 250 V AC 5 A |
| Reed Switch Rating | 250 V AC 1 A 50 VA |
| Connector Type (NW3) | DIN 43650-A |
The MW3 version uses brass (Ms58) or stainless steel (1.4305), while the NW3 version uses stainless steel (1.4305) or brass (Ms58).
The maximum medium temperature is 110°C.
Yes, the installation position has an influence on the circuit configuration.