Siemens SINUMERIK 840D sl Function Manual page 13

4.16 Data lists..............................................................................................................................241
4.16.1 Machine data........................................................................................................................241
4.16.1.1 General machine data..........................................................................................................241
4.16.1.2 Channel-specific machine data............................................................................................241
4.16.1.3 Axis/spindlespecific machine data.......................................................................................242
4.16.2 Setting data..........................................................................................................................243
4.16.2.1 General setting data.............................................................................................................243
4.16.2.2 Channel-specific setting data...............................................................................................243
4.16.2.3 Axis/spindle-specific setting data.........................................................................................243
4.16.3 Signals.................................................................................................................................243
4.16.3.1 Signals from NC...................................................................................................................243
4.16.3.2 Signals to mode group.........................................................................................................244
4.16.3.3 Signals from mode group.....................................................................................................244
4.16.3.4 Signals to channel................................................................................................................245
4.16.3.5 Signals from channel............................................................................................................246
4.16.3.6 Signals to axis/spindle..........................................................................................................248
4.16.3.7 Signals from axis/spindle.....................................................................................................248
4.16.4 System variable....................................................................................................................249
4.16.4.1 System variable....................................................................................................................249
4.16.5 OPI variable.........................................................................................................................249
4.16.5.1 OPI variable.........................................................................................................................249
5 K3: Compensations..................................................................................................................................251
5.1 Introduction..........................................................................................................................251
5.2 Temperature compensation.................................................................................................252
5.2.1 Description of functions........................................................................................................252
5.2.2 Commissioning.....................................................................................................................255
5.2.3 Example...............................................................................................................................256
5.2.3.1 Commissioning the temperature compensation for the Z axis of a lathe.............................256
5.3 Backlash compensation.......................................................................................................259
5.3.1 Mechanical backlash compensation....................................................................................259
5.3.1.1 Description of functions........................................................................................................259
5.3.1.2 Commissioning: Axis-specific machine data........................................................................260
5.3.2 Dynamic backlash compensation.........................................................................................262
5.3.2.1 Description of functions........................................................................................................262
5.3.2.2 Commissioning: Axis-specific machine data........................................................................263
5.3.3 Dual position feedback.........................................................................................................263
5.3.3.1 Commissioning: Axis-specific machine data........................................................................264
5.3.3.2 Supplementary conditions....................................................................................................264
5.4 Interpolatory compensation..................................................................................................265
5.4.1 General properties...............................................................................................................265
5.4.2 Leadscrew error and measuring system error compensation..............................................267
5.4.2.1 Measuring system error compensation (MSEC)..................................................................267
5.4.2.2 Commissioning.....................................................................................................................268
5.4.2.3 Example...............................................................................................................................271
5.4.3 Sag and angularity error compensation...............................................................................272
5.4.3.1 Description of functions........................................................................................................272
5.4.3.2 Commissioning.....................................................................................................................276
5.4.3.3 Examples.............................................................................................................................279
5.4.4 Extension of the sag compensation with NCU link - only 840D sl........................................288
Extended Functions
Function Manual, 10/2015, 6FC5397-1BP40-5BA3
Table of contents
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