Siemens SENTRON VL Series System Manual page 144

Data transfer to the PLC
7.1 Interface to S7-300 and control/diagnosis via PROFIBUS
Step 2 Select CPU
Select the CPU to be used and assign a name and an MPI address.
To continue, click "Next".
Step 3 Add blocks
Select the blocks to be used later and adapted to suit customer specifications.
Table 7- 1
Block name
OB1
OB82
OB86
OB100
OB101
OB102
Select the language for programming
144
Set a checkmark to select the blocks to be used later
Symbolic name
Cycle Execution
I/O Fault point 1
Loss of Rack Fault
Complete Restart
Restart
Cold Restart
Description of use
Mandatory:
cyclic execution of the user program
Useful:
incoming or outgoing component fault
Useful:
failure of a distributed component (e.g.
SENTRON WL/VL)
Optional:
startup condition for restart (e.g. UserOutput)
Optional:
startup condition for warm restart (e.g.
UserOutput)
Optional:
startup condition for cold restart (e.g.
UserOutput)
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02