Siemens S5-135U/155U - Manual (Page 298)

7-8
System Manual
C79000-G8576-C199-06
IM 300-3
EU183U
IM 312-3
EU183U
IM 312-3
EU183U IM 312-3
EU183U
IM 312-3
S5-135U/155U
CC
Terminator
T
o
tal
L
ength
o
f
L
ines
2
m
m
a
x
.
Figure 7-5 Centralized Communication Between Central Controller and Expansion Units with a Power Supply
Unit
IM300-5 S5-135U/155U
CC
IM312-5
IM312-5
IM312-5
(1.5m)
IM 312-5 EU 184U
EU 187U
EU 184U
EU 187U
EU 184U
EU 187U
EU 184U
EU 187U
EU 184U
EU 187U
IM 312-5
(0.5m)
With this arrangement, the two
cabinets must be electrically
interconnected.
5 A max.
5 A
max.
T
o
tal
L
ength
o
f
L
ines
2
m
m
a
x
.
Figure 7-6 Centralized Communication Between Central Controller and Expansion Units without a Power Supply
Unit
The EU with the highest current consumption should be positioned as closely
as possible to the CC.
Interface Modules