Description of the SCALANCE W78x
Operating Instructions SCALANCE W78x
35
3.3 Cabling for Power Supply a
3.3.1 General Notes
Suitable Cables
The following cable variants are available to connect a SCALANCE W78x to the
power supply and to Ethernet:
● IE hybrid cable 2 x 2 + 4 x 0.34 (o
The two data wire pairs are separa
suitable for assembly with the IE IP 67 hybrid co
● IE FC TP standard cable 4 x 2 GP
IE FC TP flexible cable 4 x 2 GP ( -2H)
In these cable types, two wires are twisted. All four pairs of wires are inside a
common shield.
● 2 x 2 IE cable, the optional power supply (18 - 32 V DC) is over M12
connectors.
Cable Selection and Interference Exposure
A decisive factor in the selection of a e
to which the current lines between the dular
outlet are subjected. Due to the separ
interference has less effect on the dat
standard cable or TP flexible cable.
nd Ethernet
rder no. 6XV1870-2J)
tely shielded. This cable is particularly
nnector.
(order no. 6XV1870-2E)
order no. 6XV1870
cable type is the electromagnetic interferenc
power supply and the FC RJ-45 mo
ate shielding of the data wires, such
a transmission on a hybrid cable than on TP
A B C
Figure 3-2 Cabling a SCALANCE W Interference between
the Power Supply and M
A Power supply
B FC RJ-45 modular outlet with power insert
C SCALANCE W78x
7xx with Electromagnetic
odular Outlet
C79000-G8976-C184-07
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