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Nivotemp 61-0 WW series

Nivotemp 61-0 WW series

Nivotemp 61-0 WW series

Product catalog summary
Introduction
The document describes the Nivotemp 61-0-WW, a device designed to detect water in oil within fluid power or lubrication systems. The presence of water can significantly reduce oil life and damage system components.

Specifications
The Nivotemp 61-0-WW features a float mechanism that rises in water but sinks in oil, allowing for reliable detection of water accumulation. It requires a reservoir with a small cavity at the bottom where the contact tube reaches the lowest point. When approximately 230 ml of water accumulates, the float rises to actuate a contact, triggering an alarm or opening a drain valve.

Key Features
  • Water alarm function
  • Reliable physical measuring system
  • Easy installation
  • Independent of oil chemistry
  • Up to four adjustable level contacts
  • Standard cable connector

Technical Data
  • Operating pressure: max. 1 bar
  • Operating temperature: max. 80°C
  • Fluid density: min. 0.8 kg/dm³
  • Oil density: max. 0.86 kg/dm³
  • Float material for water alarm: PPH
  • Weight: 750 g for L=500 mm
  • Max. voltage: 230 V
  • Max. current: 1 A
  • Contact load: up to 50 VA

Installation
An installation example suggests welding a small collecting basin to the reservoir floor at the deepest point. The prefabricated sump is recommended for effectiveness, with specific dimensions advised.

Ordering Information
The document provides part numbers and descriptions for ordering the basic version and accessories, including level and water alarm contacts. An example order is provided for clarity.

Conclusion
The Nivotemp 61-0-WW offers a reliable solution for detecting water in oil systems, with easy installation and adjustable features to suit various applications.
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Catalog excerpts

Nivotemp 61-0 WW series-1

The entrance of water into fluid power or lubrication systems significantly reduces the life of oil and causes damage to other components used in the systems . The most reliable method of detecting water in oil is to measure the interface level between water and oil when the water is separated. This Nivotemp version is equipped with an additional float which rises in water but sinks in oil. The reservoir has to be equipped with a small cavity in the bottom and the contact tube of the Nivotemp reaches down to the lowest point of the cavity. When a volume of approx. 230 ml of free water accumulates in the cavity the float will rise and actuate a contact. The signal can either be used to open a drain valve, drain the water off, or just to set an alarm. An easily installed prefabricated sump is available as an accessory. § With water alarm function § Reliable physical measuring system § Easy installation § Independent of oil chemistry § Up to four adjustable level contacts § Cable connector standard Bühler Technologies GmbH D - 40880 Ratingen, Harkortstr. 29 Tel.: + 49 (0) 2102 / 49 89-0 Fax: + 49 (0) 2102 / 49 89-20 Internet: www.buehler-technologies.com e-mail: [email protected]

 Open the catalog to page 1
Nivotemp 61-0 WW series-2

Technical Data *NC=normally closed / NO=normally open, all figures at empty reservoir Protection class Cable gland Float WW for water alarm **with plug fixed Water alarmcontact (Other connectors upon request) Float SK 610 for level control Last contact W7 change over fixed 230 V 1A 40 VA First contact GI-cork sealing Level contacts / water alarm contacts Function Distance of contact, min. Max. voltage Max. current Contact load Operating pressure Operating temperature Density of fluid Density of oil Material: Float SK 610 for level control Float WW for water alarm Switch tube Flange Weight L=500...

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.