Siemens SIMATIC PCS 7 Operating Manual page 27

Example 2: Reconfiguration/migration, for which the hardware present must be connected via serial
communication (Modbus)
OB
OB 38 18
OB 37 17
OB 36 16
OB 35 12
OB 34 11
OB 33 10
OB 32 9
OB 31 8
OB 30 7
Note
If you are using time stamping, the setting for OB 40 should be changed from Prio16 to
Prio19.
Example 3: Reconfiguration/migration, for which the Quadlog hardware present must be connected
via DP/IO bus link
OB
OB 38 17
OB 37 16
OB 36 13
OB 35 12
OB 34 11
OB 33 10
OB 32 9
OB 31 8
OB 30 7
Note
If you are using time stamping of the IM module, the setting for OB40 should be changed
from Prio16 to Prio18.
Compendium Part B - Process Safety (V8.2)
Operating Manual, 07/2016, A5E35031794-AB
Prio Call interval
50 ms
300 ms
1000 ms
100 ms
200 ms
500 ms
1000 ms
2000 ms
5000 ms
Prio Call interval
10 ms
300 ms
50 ms
100 ms
200 ms
500 ms
1000 ms
2000 ms
5000 ms
6.1 Adapting CPU parameters (single F-system)
Purpose
Serial communication
Fast F-application
F application
Fast standard application
Standard application
Slow standard application
Empty
Empty
Purpose
Quadlog connection
F application
Empty
Empty
Empty
Empty
Slow standard application
Empty
Empty
Configuring S7F/FH hardware
Comment
Ex.: Modbus
OB with special handling
Ex.: Control
Ex.: Pressure measurement
Ex.: Temperature measurement,
visualization function,
enable function
Comment
OB with special handling
Ex.: Temperature measurement,
visualization function,
enable function
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