Siemens SINAMICS S120 - Safety Integrated Commissioning; Overview

Commissioning
4.10 Safety Integrated commissioning
Commissioning with Startdrive
218 Commissioning Manual, 11/2017, 6SL3097-4AA10-0BP1
4.10
Safety Integrated commissioning
4.10.1
Overview
The drives of the SINAMICS S120 family are equipped with the following drive-autonomous
safety functions:
Table 4- 4 Overview of the Safety Integrated Functions
Functions
Abbr.
With
encoder
Without
encoder
Brief description
Basic
Functions
Safe Torque Off
STO
x
x
Safe torque off
Safe Stop 1 SS1 x x Safe stop according to stop category 1
Safe Brake Control
SBC
x
x
Safe brake control
Extended
Functions
Safe Torque Off
STO
x
x
1)
Safe torque off
Safe Stop 1
SS1
x
x
1)
Safe stop according to stop category 1
Safe Brake Control
SBC
x
x
1)
Safe brake control
Safe Operating Stop
SOS
x
-
Safe monitoring of the standstill position
Safe Stop 2
SS2
x
-
Safe stop according to stop category 2
Safely-Limited Speed
SLS
x
x
1)
Safe monitoring of the maximum speed
Safe Speed Monitor
SSM
x
x
1)
Safe monitoring of the minimum speed
Safe Direction
SDI
x
x
1)
Safe monitoring of the direction of motion
Safe Brake Test
2)
SBT x -
Diagnostic function
Safe test of the required holding torque
of a brake
Safe Acceleration Monitor
SAM
x
x
1)
Safe monitoring of the drive acceleration
Safe Brake Ramp
SBR
x
x
1)
Safe braking ramp
Safely-Limited Acceleration
SLA
x
-
Safely-Limited Acceleration
Advanced
Functions
Safely-Limited Position
SLP
x
-
Safely-limited position
Transferring safe
position values
SP x x
1)
Transferring safe position values
Safe Cam
SCA
x
-
Safe cam
Safe homing
SR
x
-
Safe homing
1)
The use of this safety function without encoder is permitted only for induction motors or synchronous motors of the
SIMOTICS A-1FU (formerly SIEMOSYN) series.
2)
The Safe Brake Test is purely a
diagnostic function
, but for organizational reasons is included in the list of Safety Inte-
grated Extended Functions.