Getting Started
•
In a separate chart @F_DbInit contains the DB_INIT function blocks required
for performing an F-run-time group coldstart.
•
All the required error OBs have also been inserted in the block container in
SIMATIC Manager.
Note
The CFC charts with fail-safe blocks are yellow and marked with an "F" to
distinguish them from standard charts.
Downloading the Program to the CPU
Download the CFC charts to the CPU by means of the PLC > Download to
Module menu command.
2.2.4
Starting Up the S7 F System
Start the programmable controller by switching the mode selector to RUN-P and
carrying out a warm restart on the CPU (PLC > Operating Mode).
If you apply voltage to inputs 1 or 2, the corresponding output is set. Get the
voltage from the Vs terminal (Sensor Supply).
Fail-Safe Systems
A5E00085588-03
2-11