
Table of contents
Drive functions
Function Manual, 10/2008, 6SL3097-4AB10-0BP0 15
7 Drive functions....................................................................................................................................... 119
7.1 Servo control..............................................................................................................................119
7.1.1 Speed controller.........................................................................................................................119
7.1.2 Speed setpoint filter ...................................................................................................................120
7.1.3 Speed controller adaptation.......................................................................................................121
7.1.4 Torque-controlled operation.......................................................................................................123
7.1.5 Torque setpoint limitation...........................................................................................................126
7.1.6 Current controller .......................................................................................................................130
7.1.7 Current setpoint filter..................................................................................................................132
7.1.7.1 Description .................................................................................................................................132
7.1.7.2 Integration ..................................................................................................................................138
7.1.8 Note about the electronic motor model......................................................................................138
7.1.9 V/f control for diagnostics...........................................................................................................139
7.1.10 Optimizing the current and speed controller..............................................................................142
7.1.11 Sensorless operation (without an encoder) ...............................................................................143
7.1.12 Motor data identification.............................................................................................................147
7.1.12.1 Motor data identification.............................................................................................................147
7.1.12.2 Motor data identification - induction motor.................................................................................150
7.1.12.3 Motor data identification - synchronous motor...........................................................................152
7.1.13 Pole position identification .........................................................................................................155
7.1.14 Vdc control .................................................................................................................................159
7.1.15 Dynamic Servo Control (DSC)...................................................................................................162
7.1.16 Travel to fixed stop.....................................................................................................................165
7.1.17 Vertical axes...............................................................................................................................170
7.1.18 Variable signaling function.........................................................................................................171
7.2 Basic functions...........................................................................................................................173
7.2.1 Changing over units ...................................................................................................................173
7.2.2 Reference parameters/normalizations.......................................................................................175
7.2.3 Automatic restart........................................................................................................................177
7.2.4 Armature short-circuit brake, DC brake .....................................................................................179
7.2.5 OFF3 torque limits .....................................................................................................................183
7.2.6 Simple brake control ..................................................................................................................184
7.2.6.1 Description .................................................................................................................................184
7.2.7 Runtime (operating hours counter) ............................................................................................186
7.2.8 Parking axis and parking encoder .............................................................................................187
7.2.8.1 Description .................................................................................................................................187
7.2.8.2 Example: parking axis and parking sensor................................................................................189
7.2.9 Updating the firmware................................................................................................................190
7.2.9.1 Upgrading firmware and the project in STARTER.....................................................................190
7.2.10 Changing the direction of rotation without changing the setpoint ..............................................192
7.3 Function modules.......................................................................................................................193
7.3.1 Function modules - Definition and commissioning ....................................................................193
7.3.2 Technology controller.................................................................................................................194
7.3.2.1 Features .....................................................................................................................................194
7.3.2.2 Description .................................................................................................................................194
7.3.2.3 Integration ..................................................................................................................................197
7.3.2.4 Commissioning with STARTER .................................................................................................198
7.3.3 Extended monitoring functions...................................................................................................199
7.3.3.1 Description .................................................................................................................................199
7.3.3.2 Integration ..................................................................................................................................200
7.3.3.3 Commissioning...........................................................................................................................201
7.3.4 Extended brake control..............................................................................................................202
7.3.4.1 Features .....................................................................................................................................202
7.3.4.2 Integration ..................................................................................................................................202