Technical data

The distribution of the tasks is as follows:
PLC Bus station
number
Task
S5-155U 1 "head control"
- Sends program selection number and control
commands for both manufacturing subunits 1
and 2 (bus stations 1 and 2)
- Receives acknowledgement and position
messages from the manufacturing subunits
S5-115U 2 "manufacturing subunit 1"
- Acknowledges the control commands received
from the head control
- Signals positions and faults to the head
control
- Signals faults to manufacturing subunit 2
S5-135U 3 "manufacturing subunit 2"
- Acknowledges the control command received
from the head control
- Signals positions and faults to the head
control
- Signals faults to manufacturing subunit 1
Table 9.2: Distribution of Tasks in the "Manufacturing Unit" Example
B8976060/02 Communication with Global I/Os
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