ABB FSPS-21 User Manual page 163

27. In SIMATIC manager, double-click on OB35.
28. Add call to FC1 by dragging the FC1 block from the FC blocks folder.
29. Save the block and close the editor.
30. In SIMATIC manager, double-click on FB1.
31. If you do not have a complete safety program, you must at least implement
acknowledgement for reintegration according to application requirements to be able to
acknowledge the STO.
PROFIsafe 163