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Summary of Contents for Kobold LNZ
- Page 1 Operating Instructions Capacitive Level Switch Model: LNZ...
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Page 2: Table Of Contents
Order Codes ....................9 Dimensions ....................10 EU Declaration of Conformance ..............11 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 LNZ K04/0422... -
Page 3: Note
Capacitive Level Switch model: LNZ 4. Regulation Use Any use of the Capacitive Level Switch, model: LNZ-N, which exceeds the manufacturer’s specification, may invalidate its warranty. Therefore, any resulting damage is not the responsibility of the manufacturer. The user assumes all risk for such usage. -
Page 4: Operating Principle
5. Operating Principle The LNZ capacitive level switch is used for detecting levels of fill. The electric field penetrates several millimetres into the medium. The change in capacity caused by contact with the medium is measured and evaluated. By using this principle of measurement, it is also possible to detect non- conductive media. -
Page 5: Mechanical Connection
4 sleeve segments for M12 and G ½“; 8 sleeve parts for G1” Attention! In order to avoid deforming or red-hot turning of the sleeve, pauses between individual sleeve segments should be sufficient enough to allow cooling down of the sleeve. LNZ K04/0422 page 5... -
Page 6: Installation In G1/2 Thread
The sealing system is designed for CIP- and SIP-cleaning. 6.2. Installation in G1/2 thread If the sleeve LZE is not used for the installation of the level switch LNZ, it is possible to seal the screw thread with an adequate sealing material. Thus, an installation is possible in a pipe as well as in a vessel. -
Page 7: Electrical Connection
Connect the supply wires and the output signal to the shown pins as indicated in section 7.1 / 7.2. We recommend the use of wires with cross sectional area of min. 0,25 mm² Attention! A wrong connection of the plug pins can damage the unit’s electronic! LNZ K04/0422 page 7... -
Page 8: Model With Screwed Cable Gland Terminal Pin Assignment Of The 3-Pole Clamp
V N/O contact approx. 0 V N/O contact Immersed approx. 0 V N/C contact approx. V N/C contact The output function (N/O / N/C function) is switched through by the polarity of the power supply. page 8 LNZ K04/0422... -
Page 9: Technical Information
IP 67 Weight: approx. 0.5 kg Dielectric constant of the medium: >20 9. Order Codes Example: LNZ-12 G4 3PK Model Material Process connection Electrical connection 3PK = M16x1.5 threaded cable connection LNZ- 12 = stainless steel G4 = G 1/2... -
Page 10: Dimensions
10. Dimensions Single-Rod Probe page 10 LNZ K04/0422... -
Page 11: Eu Declaration Of Conformance
11. EU Declaration of Conformance We, KOBOLD-Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: Capacitive Level Switch Model: LNZ to which this declaration relates is in conformity with the standards noted below: EN 61326-1:2013 Electrical equipment for measurement, control and laboratory use - EMC...
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