F_R_Fr - Siemens SIMATIC S7 F Manual

Fail-Safe Blocks
8.4.3

F_R_FR

Function
This block converts the REAL data type into the corresponding F_REAL F data
type. This enables signals formed in the standard program section to be further
processed in the safety program section following a plausibility check (to be added
in the Safety Program with F-block F_LIM_R, for example).
I/Os
Name
Input: IN
Output: OUT
Error Handling
None.
8-38
Data Type Explanation
REAL Input variable
F_REAL Output variable
Default
0.0
0.0
Fail-Safe Systems
A5E00085588-03