Kobold NMF Series Operating Instructions Manual Download Page 6

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NMF

page 6

NMF K04/0218

7. Electrical

Connection

7.1 Connection diagram

Attention! Make sure that the voltage values of your system
correspond with the voltage values of the measuring unit.



Make sure that the supply wires are de-energised.



Plug in the system according to the connecting diagrams.

Attention! Incorrect wiring will lead to damage of the unit’s
electronics.

3 or 4

Summary of Contents for NMF Series

Page 1: ...Operating Instructions for Membrane Level Monitor for Bulk Goods Model NMF...

Page 2: ...nfiguration standard 7 8 2 Model NMF F configuration for greater wall thicknesses 7 8 3 Model NMF D configuration with double membrane 8 8 4 Model NMF B configuration for higher temperatures 8 9 Order...

Page 3: ...3 Instrument Inspection Instruments are inspected before shipping and sent out in perfect condition Should damage to a device be visible we recommend a thorough inspection of the delivery packaging In...

Page 4: ...rials exert sufficient operating pressure on the detector fitted in the wall of the silo The housing made of cast aluminium or glass fibre reinforced plastic carries the membrane retained by a screwed...

Page 5: ...ch a guard is shown in the sketch The guard mounted over the level monitor protects sensor and membrane against damage from dropping bulk material The curtain made of rubber or plastic for instance pr...

Page 6: ...that the voltage values of your system correspond with the voltage values of the measuring unit Make sure that the supply wires are de energised Plug in the system according to the connecting diagrams...

Page 7: ...ssure depressurised overpressure max 1 bar Cable entry fitting M20 x 1 5 Switch in delay 0 s Installation position any 8 2 Model NMF F configuration for greater wall thicknesses Materials Membrane mad...

Page 8: ...5 Switch in delay 0 s Installation position any 8 4 Model NMF B configuration for higher temperatures Materials Membrane made of NBR FPM or stainless steel 1 4301 retaining ring in cast aluminium hou...

Page 9: ...aining ring Order no Nitrile Galvanised steel NMF FNN St steel 1 4324 NMF FNE FPM Galvanised steel NMF FVN St steel 1 4324 NMF FVE 9 3 NMF D Order Details Example NMF DNN Membrane Retaining ring Order...

Page 10: ...NMF page 10 NMF K04 0218 10 Dimensions 10 1NMF E 10 2 NMF F...

Page 11: ...NMF NMF K04 0218 page 11 10 3 NMF D 10 4 NMF B...

Page 12: ...is in conformity with the standards noted below EN 61010 1 2010 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General requirements EN 60529 2013 Degre...