Connecting
RF180C communication module
18 Operating Instructions, 12/2012, J31069-D0177-U001-A6-7618
PROFINET IO installation techniques
PROFINET IO communication can be set up as a bus a "BUS" or "STAR". Please note the
information in the section "Loop-through connection of PROFINET
IO and supply voltage
(Page 26)".
Controller e.g.
CPU S7-400
24 VDC
PROFINET
RF180C
RF180C RF180C
Figure 4-1 RF180C with "BUS"setup
Controller e.g.
CPU S7-400
24 VDC
Switch
(e.g. SCALANCE)
PROFINET
RF180C
RF180C RF180C
Figure 4-2 RF180C with "STAR" setup
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