Installing A Plc With Centralized Configuration - Siemens S5-155U System Manual

Centralized and Distributed Configuration
2.2.1
Installing a PLC with
Centralized Configuration
Interface Module in Expansion Unit
the CC
IM 300-3 EU 183U
6ES5 300-3AB11 EU 185U
(I/O mod. only)
1)
IM 301-3 EU 183U
6ES5 301-3AB13 EU 185U
(I/O mod. only)
IM 300-5 EU 184U
6ES5 300-5CA11 EU 187U
1)
IM 301-5 EU 184U
6ES5 301-5CA12 EU 187U
IM 300-5 ER 701-1
6ES5 300-5LB11
1)
This IM has a second interface for distributed communication.
2)
The last IM 312-3 always requires a 6ES5 760-0AB11 terminator.
2 - 6
With the distributed configuration, a distinction is made between
parallel and serial communication. The main features of these types of
communication are as follows:
• • Parallel
• • Serial
The following table shows which interface modules and connecting
cables can be used for connecting the various expansion units to the
CC in a centralized configuration.
Interface Module in
the EU
2)
IM 312-3
6ES5 312-3AB11
2)
IM 312-3
6ES5 312-3AB31
IM 312-5
6ES5 312-5CA11
IM 312-5
6ES5 312-5CA21
IM 306
6ES5 306-7LA11
fast data transmission
line length of up to 600 m
slower data transmission
line length of up to 3000 m
Connecting Cable
Max. Distance
fixed to the IM 312 module
0.5 m, 0.95 m
fixed to the IM 312 module
0.5 m, 0.95 m
fixed to the IM 312 module
0.5 m, 1.5 m
fixed to the IM 312 module
0.5 m, 1.5 m
6ES5 705-0xxxx
0.5 m to 2.5 m
C79000-B8576-C199-03
System Manual