Endress+Hauser nivocompact FTC 831, Инструкция по установке и эксплуатации

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Shortening the Cable
Tools Required
•
Open-end spanner 17 AF
•
Screwdriver, blade width 5...6 mm or
Phillips screwdriver PZD 2
•
Universal pliers
•
Wire cutter
•
Wire stripper
Taking Apart
•
Unscrew and remove the housing cover.
•
Take out the spare plug connectors supplied and store in a safe place.
•
Unscrew the central screw in the electronic insert.
•
Lift out the electronic insert from the housing using the handle.
•
Remove the plug base for the electronic insert from the central threaded
rod in the housing (use universal pliers)
•
Cut off the plug connector from the probe cable cores.
See Fig. 22 above right.
•
Remove the plug connector with the rest of the probe cable from the
connector at the plug base.
•
Unscrew the 3 screws in the housing.
•
Remove the housing from the hexagonal nut.
•
Remove the sealing screw at the tip of the cone.
•
Loosen the terminal clamps in the cone by moving them backwards and
forwards.
•
Push the cable up from below. The terminal clamps will come out at the
top.
Shortening
•
Push the cable upwards from below to the correct cable length.
•
Cut off the cable about 150 mm above the hexagonal nut (universal pliers/
wire cutter).
•
Leave approx. 140 mm of core free and:
a) remove cable sheath (external insulation) with a knife,
b) carefully cut round the steel armouring one wire at a time
with the wire cutter.
c) remove approx. 140 mm of the internal cable sheath.
Assembling
•
Put the terminal clamps around the cable and place in the cone tightly .
The cable with its armouring should now protrude approx. 5 mm above
the terminal clamps. See Fig. 22 below right.
•
Push the sealing washers into the cone from below.
•
Screw the sealing screw into the cone tip tightly.
•
Put the black gasket on the hexagonal nut.
•
Put the screw guide ring in the cone.
•
Thread the 4 free cores from below through the rubber bush.
•
Tighten the housing onto the hexagonal nut using the 3 screws.
Make sure that the screws are screwed up tight so that the housing is
watertight against the hexagonal nut.
Nivocompact FTC 831 Shortening the Cable
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