Siemens SINUMERIK 840D sl Function Manual page 12

Table of contents
5.4.1.1 NC-specific machine data....................................................................................................290
5.4.1.2 Channel-specific machine data............................................................................................290
5.4.1.3 Axis/spindlespecific machine data.......................................................................................291
5.4.2 Setting data..........................................................................................................................292
5.4.2.1 Channelspecific setting data................................................................................................292
5.4.3 System variables..................................................................................................................292
6 F1: Travel to fixed stop.............................................................................................................................293
6.1 Brief description...................................................................................................................293
6.2 Detailed description..............................................................................................................294
6.2.1 Programming........................................................................................................................294
6.2.2 Functional sequence............................................................................................................296
6.2.2.1 Selection..............................................................................................................................296
6.2.2.2 Fixed stop is reached...........................................................................................................297
6.2.2.3 Fixed stop is not reached.....................................................................................................299
6.2.2.4 Deselection..........................................................................................................................300
6.2.3 Behavior during block search...............................................................................................302
6.2.4 Behavior for reset and function abort...................................................................................305
6.2.5 Behavior with regard to other functions................................................................................306
6.2.6 Setting data..........................................................................................................................307
6.2.7 System variables..................................................................................................................308
6.2.8 Alarms..................................................................................................................................310
6.2.9 Travel with limited torque/force FOC....................................................................................311
6.3 Examples.............................................................................................................................314
6.4 Data lists..............................................................................................................................315
6.4.1 Machine data........................................................................................................................315
6.4.1.1 Axis/spindlespecific machine data.......................................................................................315
6.4.2 Setting data..........................................................................................................................316
6.4.2.1 Axis/spindle-specific setting data.........................................................................................316
6.4.3 Signals.................................................................................................................................316
6.4.3.1 Signals to axis/spindle..........................................................................................................316
6.4.3.2 Signals from axis/spindle.....................................................................................................316
7 G2: Velocities, setpoint / actual value systems, closed-loop control........................................................317
7.1 Brief description...................................................................................................................317
7.2 Velocities, traversing ranges, accuracies.............................................................................317
7.2.1 Velocities..............................................................................................................................317
7.2.2 Traversing ranges................................................................................................................319
7.2.3 Positioning accuracy of the control system .........................................................................320
7.2.4 Input/display resolution, computational resolution...............................................................320
7.2.5 Scaling of physical quantities of machine and setting data..................................................322
7.3 Metric/inch measuring system..............................................................................................325
7.3.1 Conversion of basic system by part program.......................................................................325
7.3.2 Manual switchover of the basic system................................................................................329
7.3.3 FGROUP and FGREF..........................................................................................................333
7.4 Setpoint/actual-value system...............................................................................................336
7.4.1 General................................................................................................................................336
7.4.2 Setpoint and encoder assignment........................................................................................339
7.4.3 Adapting the motor/load ratios.............................................................................................342
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Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Basic Functions