Kobold NV Operating Instructions Manual

Kobold NV Operating Instructions Manual

Level switches

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Operating Instructions
for
Level Switches
Model: NV

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Summary of Contents for Kobold NV

  • Page 1 Operating Instructions Level Switches Model: NV...
  • Page 2: Table Of Contents

      EU Declaration of Conformance ......... 9     UK Declaration of Conformity ........... 10     Manufactured and sold by: Kobold Messring GmbH Nordring 22-24 D-65719 Hofheim Tel.: +49 (0)6192-2990 Fax: +49(0)6192-23398 E-Mail: info.de@kobold.com Internet: www.kobold.com Page 2 NV K13/1023...
  • Page 3: Note

    Please read these operating instructions before unpacking and putting the unit into operation. Follow the instructions precisely as described herein. The instruction manuals on our website www.kobold.com are always for currently manufactured version of our products. Due to technical changes, the instruction manuals available online may not always correspond to the product version you have purchased.
  • Page 4: Regulation Use

    The user assumes all risk for such usage. The units of type NV are intended to be used for monitoring of liquid-level measurement. Only use liquids which are chemically inert to the materials used in the construction of these devices.
  • Page 5: Operating Principle

    5. Operating Principle The Kobold Level Switch model NV is a reasonably-priced compact instrument for monitoring levels. A stainless steel cylindrical float attached to one end of a balance arm moves up and down with the liquid level. The motion of the float is transferred to a permanent magnet fitted at the other end of the balance arm.
  • Page 6: Electrical Connection

    The switching unit is to be set within the range of red arrow. The contact closes on increasing liquid-level. N.C. contact: The switching unit is to be set within the range of blue (white) arrow. The contact opens on increasing liquid-level. Page 6 NV K13/1023...
  • Page 7: Maintenance

    9. Maintenance As long as the medium to be measured is not contaminated, the device NV is maintenance-free. In particular, pay attention to ferrite particles in the medium, which tend to settle on the magnet, and can lead to problems. Larger dirt particles can cause seizure of the horizontal beam.
  • Page 8: Disposal

    (Cd, Hg, Li or Pb) of the heavy metal that is decisive for the classification as containing pollutants: 1. „Cd" stands for cadmium 2. „Hg" stands for mercury 3. „Pb" stands for lead 4. „Li" stands for lithium Electrical and electronic equipment Page 8 NV K13/1023...
  • Page 9: Eu Declaration Of Conformance

    14. EU Declaration of Conformance We, KOBOLD Messring GmbH, Nordring 22-24, 65719 Hofheim, Germany, declare under our sole responsibility that the product: Level Monitor model: NV... to which this declaration relates is in conformity with the following EU directives stated below:...
  • Page 10: Declaration Of Conformity

    15. UK Declaration of Conformity We, KOBOLD Messring GmbH, Nordring 22-24, 65719 Hofheim, Germany, declare under our sole responsibility that the product: Level Monitor model: NV... to which this declaration relates is in conformity with the following UK directives stated below: S.I.

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