Operating instructions

Installing/Mounting
4.5 Connecting a CU240S PN via PROFINET
Control Units CU240S
44 Operating Instructions, 10/2007, A5E00766042B AC
Industrial Ethernet Cables and cable length
The CU240S PN provides all Ethernet-cables. As well 1:1 cables as crossover-cables can be
used.
Table 4-9 Recommended PROFINET cables
Max. Cable Length Order Number
Industrial Ethernet FC TP Standard Cable GP 2 x 2 100 m 6XV1840-2AH10
Industrial Ethernet FC TP Flexible Cable GP 2 x 2 85 m 6XV1870–2B
Industrial Ethernet FC Trailing Cable GP 2 x 2 85 m 6XV1870–2D
Industrial Ethernet FC Trailing Cable 2 x 2 6XV1840–3AH10
Industrial Ethernet FC Marine Cable 2 x 2 85 m 6XV1840–4AH10
Cable installation rules
Screening
The screen of the PROFINET cable must be connected with the protective earth, using a
screen clamp on the PROFINET cable which must make 360° contact earth. The solid
copper core must not be scored when the insulation is removed from the core ends.
Connecting the IO supervisor
You can go online with STARTER in a number of ways, which are illustrated below:
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Figure 4-6 Topology 1: direct connection
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Figure 4-7 Topology 2: direct connection