Safety Program Creation - Configuration Example
4 Safety Program Creation - Configuration Example
This chapter describes the procedure for creating the safety program using the
SIEMENS configuration software TIA Portal V13 and the optional package S7
Safety Advanced V13.
The safety program is created with the Program Editor in TIA Portal V13.
The fail-safe DBs, FBs and FCs are programmed in the FBD or LAD programming
language. The optional package Safety Advanced V13 supplied by SIEMENS
provides the user with fail-safe application modules, which can be used in the safety
program.
When generating the safety program, safety checks are performed automatically and
additional fail-safe blocks are integrated for error detection and error reaction. This
ensures that failures and errors are detected and corresponding reactions are
triggered, which keep the F-System in safe status or put it into a safe status.
A standard user program can run in the F-CPU in addition to the safety program. The
co-existence of standard and safety program in the F-CPU is possible, as the safety-
oriented data of the safety program are protected against undesirable influence by
data of the standard user program.
Data exchange between safety and standard user program in the F-CPU is possible
by means of memory bits and through access to the process image of the inputs and
outputs.
Access protection
Access to the F-System
passwords, the password for the F-CPU and the password for the safety program. The
safety program has an offline and an online password:
● The offline password is part of the safety program in the offline project on the
programming unit.
● The online password is part of the safety program in the F-CPU.
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08/06/2021