Siemens SINAMICS S120 Function Manual page 673

Safety Integrated Extended Functions (including the Basic Functions)
An additional license that will be charged is required to use the following Safety Integrated
Extended Functions.
● Safe Torque Off (STO)
● Safe Stop 1 (SS1, time and acceleration controlled)
● Safe Brake Control (SBC)
● Safe Stop 2 (SS2)
● Safe Operating Stop (SOS)
● Safely Limited Speed (SLS)
● Safe Speed Monitor (SSM)
● Safe Acceleration Monitor (SAM)
● Safe Brake Ramp (SBR)
● Safe Direction (SDI)
● Safe gearbox stage switchover
● Safety Info Channel (SIC)
● Safe homing
● Safe Brake Test (SBT)
● Safely Limited Acceleration (SLA)
The Safe Brake Test (SBT) is a diagnostic function that is included in the list of Safety
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Integrated Extended Functions for organizational reasons only.
Safety Integrated Advanced Functions (also include the Basic and Extended Functions)
These functions require an additional Safety Advanced license. Advanced functions with
encoder require an encoder with safety capability.
● Safely Limited Position (SLP)
● Transferring safe position values (SP)
● Safe Cam (SCA)
Drive functions
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
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Safety Integrated Basic Functions
10.2 General information
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