Siemens SIMATIC 317TF-2 DP Getting Started page 12

Preparation
2.2 Task
Actuation of safety elements triggers the following safety functions on the drive:
Safety element
Emergency stop switch
Position switch on safety door
Key switch
Example configuration
The tasks in the example result in the following hardware assembly:
Figure 2-2 Example assembly CPU 317TF-2 DP with SINAMICS S120
Motor M2 is a component of the SINAMICS S120 training case but is not used in the
example at hand.
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Safety function on the drive
Safe Stop1 (SS1)
Safe Stop2 (SS2)
Safe Limiting Speed (SLS)
CPU 317TF-2 DP: Controlling a SINAMICS S120 with Safety Functions
Getting Started, 07/2010, A5E02982990-01