F_S_Bo; F-System Blocks - Siemens SIMATIC S7 F Manual

Fail-Safe Blocks
8.5

F-System Blocks

Block

F_S_BO

F_R_BO
F_S_R
F_R_R
F_START
Integration in Block Types
With the exception of F_START, the system blocks must not be integrated in block
types.
Fail-Safe Systems
A5E00085588-03
Description
Fail-safe transmission of 10 data items of the data type F_BOOL
to another F-run-time group.
Fail-safe receipt of 10 data items of the data type F_BOOL from
another F-run-time group
Fail-safe transmission of 5 data items of the data type F_ to
another F-run-time group
Fail-safe receipt of 5 data items of the data type F_REAL from
another F-run-time group
Startup detection (cold restart or warm restart)
8-47