Siemens Sinamics G120 Function Manual page 10

Table of contents
6.5.3 Switching off the motor when SS1 is active.........................................................................244
6.5.4 Response to a discrepancy when SS1 is active..................................................................246
6.5.5 Limit value violation when SS1 is active..............................................................................251
6.6 Safely Limited Speed (SLS).................................................................................................253
6.6.1 Overview..............................................................................................................................253
6.6.2 Selecting and deselecting SLS when the motor is switched on...........................................253
6.6.2.1 SLS with braking ramp monitoring.......................................................................................256
6.6.2.2 SLS without braking ramp monitoring..................................................................................258
6.6.3 Switching over SLS levels....................................................................................................260
6.6.3.1 SLS with braking ramp monitoring.......................................................................................261
6.6.3.2 SLS without braking ramp monitoring..................................................................................263
6.6.4 Switching off the motor when SLS is active.........................................................................264
6.6.5 Switching on the motor when SLS is active.........................................................................266
6.6.6 Response to a discrepancy when SLS is active..................................................................268
6.6.7 Limit value violation when SLS is active..............................................................................270
6.7 Safe Speed Monitor (SSM)..................................................................................................272
6.7.1 Overview..............................................................................................................................272
6.7.2 Selecting SSM when the motor is switched on....................................................................273
6.7.3 Switching off the motor when SSM is active........................................................................274
6.7.4 Switching on the motor when SSM is active........................................................................278
6.8 Safe Direction (SDI).............................................................................................................281
6.8.1 Overview..............................................................................................................................281
6.8.2 Selecting and deselecting SDI when the motor is switched on............................................282
6.8.3 Switching off the motor when SDI is active..........................................................................283
6.8.4 Switching on the motor when SDI is active..........................................................................285
6.8.5 Response to a discrepancy when Safe Direction is active (SDI).........................................288
6.8.6 Limit value violation when Safe Direction (SDI) is active.....................................................290
6.9 Response to a discrepancy in the signals transferred via PROFIsafe.................................292
6.10 Stop responses....................................................................................................................294
6.10.1 Example 1: Internal event with STO active..........................................................................296
6.10.2 Example 2: Internal event with SSM active..........................................................................297
6.11 Fail-safe acknowledgment...................................................................................................299
6.11.1 Acknowledging using a fail-safe signal................................................................................299
6.11.2 Response to a discrepancy of the fail-safe acknowledge signal..........................................301
6.12 Selecting safety function when a safety function is active...................................................303
6.12.1 Selecting STO when SS1 is active.......................................................................................304
6.12.2 Selecting STO when SLS is active.......................................................................................305
6.12.3 Selecting STO when SDI is active.......................................................................................306
6.12.4 Selecting STO when SSM is active......................................................................................307
6.12.5 Selecting SS1 when SLS is active.......................................................................................309
6.12.6 Selecting SS1 when SDI is active........................................................................................310
6.12.7 Selecting SS1 when SSM is active......................................................................................311
6.12.8 Selecting SLS when SDI is active........................................................................................313
6.12.9 Selecting SLS when SSM is active......................................................................................314
6.12.10 Selecting SDI when SLS is active........................................................................................315
6.12.11 Selecting SDI when SSM is active.......................................................................................316
6.13 Overview of the inverter signals relevant for operation........................................................317
6.14 List of alarms and faults.......................................................................................................319
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Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD