Siemens SINAMICS S120 Function Manual page 15

4.20.2 Features .....................................................................................................................................172
4.20.3 Commissioning...........................................................................................................................172
4.21 Redundance operation power units ...........................................................................................173
4.22 Bypass .......................................................................................................................................174
4.22.1 Bypass with synchronization with overlap (p1260 = 1)..............................................................175
4.22.2 Bypass with synchronization, without overlap (p1260 = 2)........................................................177
4.22.3 Bypass without synchronization (p1260 = 3) .............................................................................179
5 Vector V/f control (r0108.2 = 0).............................................................................................................. 183
5.1 Introduction ................................................................................................................................183
5.2 Voltage boost .............................................................................................................................186
5.3 Slip compensation......................................................................................................................189
5.4 Vdc control .................................................................................................................................190
6 Basic functions ...................................................................................................................................... 195
6.1 Changing over units ...................................................................................................................195
6.2 Reference parameters/normalizations.......................................................................................197
6.3 Modular machine concept..........................................................................................................200
6.4 Sinusoidal filter...........................................................................................................................203
6.5 dv/dt filter plus VPL ....................................................................................................................204
6.6 Pulse frequency wobbling ..........................................................................................................205
6.7 Direction reversal without changing the setpoint .......................................................................207
6.8 Automatic restart (vector, servo, infeed)....................................................................................208
6.9 Armature short-circuit brake, internal voltage protection, DC brake..........................................211
6.10 Integrated voltage protection .....................................................................................................217
6.11 OFF3 torque limits .....................................................................................................................222
6.12 Technology function: friction characteristic................................................................................223
6.13 Simple brake control ..................................................................................................................224
6.14 Runtime (operating hours counter) ............................................................................................227
6.15 Component status display..........................................................................................................228
6.16 Parking axis and parking encoder .............................................................................................229
6.17 Position tracking.........................................................................................................................232
6.17.1 General Information ...................................................................................................................232
6.17.2 Measuring gear ..........................................................................................................................234
6.18 Terminal Module 41 (TM41).......................................................................................................238
6.19 Updating the firmware................................................................................................................244
6.19.1 Upgrading firmware and the project in STARTER .....................................................................245
6.19.2 Downgrade disable ....................................................................................................................246
7 Function modules .................................................................................................................................. 249
7.1 Function modules - Definition and commissioning ....................................................................249
7.2 Technology controller.................................................................................................................250
Drive functions
Function Manual, (FH1), 10/2008, 6SL3097-2AB00-0BP5
Contents
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