Siemens SIMATIC S7 F Manual page 45

Getting Started
8. Select the CPU, and choose the Edit > Object Properties menu command (or
double-click the CPU): The "Properties - CPU 417-4H" dialog box appears:
Enter a password for the CPU on the "Protection" tab, and select the
"CPU Contains Safety Program" check box.
9. From the PROFIBUS-DP catalog, insert the IM 153-2 directly in the
"PROFIBUS(1): DP Master System (1)" in the station window: Enter the
address 3 on the "Parameters" tab in the "Properties - Profibus Interface ET
200M IM153-2" dialog box.
10. Insert the input module SM 326F DI24xDC24V from the DI-300 catalog of the
IM 153-2 in slot 4 of the ET 200M (you can see a detailed view in the lower
part of the station window).
11. Select the module. Right-click to choose Edit Symbols from the pop-up menu
and enter symbolic names for all the channels: You will need the symbolic
names for the channels to create the user program.
12. Double-click to open the properties dialog box, and select "Enable Diagnostic
Interrupt" and "Safety Mode" with "1oo1 Evaluation" on the "Inputs" tab.
13. Insert the output module SM 326F DO10xDC24V/2A from the DO-300 catalog
of the IM 153-2 in slot 5 of the ET 200M.
14. Assign symbolic names to all the channels (e.g. by using "Add to Symbol").
15. Open the properties dialog box, select "Safety Mode in Accordance with SIL2 /
AK4" on the "Outputs" tab.
This completes hardware configuration.
16. Save the current configuration by choosing the Station > Save and Compile
menu command: The system blocks are generated and stored in the program
container.
17. Download the hardware configuration to the CPU by means of the PLC >
Download to Module menu command.
Fail-Safe Systems
A5E00085588-03
2-7