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Caution:
The RS-485
cable must be
e a shielded d
shield should
d be connected
Caution:
RS-485 has p
polarised data
a connections.
and all 'GND
's are connec
Caution:
The RS-485
cable must be
e daisy-chaine
Caution:
RS-485 biasi
ing jumpers m
must be fitted o
ata cable. Ma
d to GND at o
one end only.
. It is crucial th
ted together.
ed in a bus net
on the Procon
ins flex or oth
er unshielded
hat all 'A's are
e connected to
twork. T-junct
ions (e.g. star
MelcoRETAIL
L/MelcoREMO
cable should
not be used.
gether, all 'B's
s are connecte
r network wirin
ng) are not per
OTE (if used).
The cable
ed together
rmitted.
26
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