Technical data

9.3 Example of Data Transfer with Communication
using Global I/Os
The following example describes an application with cycle-synchronized
global I/Os.
Hardware and software requirements
The following hardware is necessary:
➣
Three SIMATIC S5 programmable controllers (PLC 1: S5-155U and
PLC 2: S5-115U and PLC 3: S5-135U)
➣
One CP 5430 TF/CP 5431 FMS per PLC
➣
One RAM submodule per CP 5430 TF/CP 5431 FMS
➣
One RS 485 bus terminal per CP
➣
SINEC L2 bus cable
➣
At least one PG 710, PG 730, PG 750 or PG 770,
or PC
B8976060/02 Communication with Global I/Os
9 - 35 Volume 1