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A5E32007360
SITRANS LR460 – QUICK START MANUAL
Page EN-9
m
mmmm
Englis
h
Connecting PROFIBUS PA
4. Connect the earth conductor of the power supply to the earth terminal
on the metal
bracket inside the enclosure. Adjust the cable length so that the earth conductor would
be last to disconnect if cable is pulled.
5. Tighten the cable gland and check the strain relief (pull and turn).
6. Replace the enclosure cover and hand tighten it.
The sealing ring must be clean and undamaged.
7.
Tighten the screw on the cover lock.
8. Connect the external earth terminal located
between the cable glands to a ground
connection at your vessel. Use a cable with a
cross-section of 2.5 mm
2
or greater.
9. Return
to
SITRANS LR460 HART wiring
on page
7 to complete LR460 set up.
Class 1
Master
DP/PA
Coupler
PROFIBUS PA
HART
ET200
Class 2
Master
SITRANS
LR460
SITRANS
LR460
SITRANS
LR460
PLC
PDM
PROFIBUS PA
Typical PLC/mA configuration
with PROFIBUS PA
cable
glands
earth
(ground)
terminal