Siemens SINUMERIK 840D sl Programming Manual page 11

14 Supplementary commands .....................................................................................................................385
14.1 Messages (MSG)..................................................................................................................... 385
14.2 Writing string in OPI variable (WRTPR) .................................................................................. 387
14.3 Working area limitation ............................................................................................................ 388
14.3.1 Working area limitation in BCS (G25/G26, WALIMON, WALIMOF) ........................................ 388
14.3.2 Working area limitation in WCS/SZS (WALCS0 ... WALCS10) ............................................... 392
14.4 Reference point approach (G74) ............................................................................................. 395
14.5 Fixed-point approach (G75, G751).......................................................................................... 396
14.6 Travel to fixed stop (FXS, FXST, FXSW) ................................................................................ 401
14.7 Acceleration behavior .............................................................................................................. 406
14.7.1 Acceleration mode (BRISK, BRISKA, SOFT, SOFTA, DRIVE, DRIVEA) ............................... 406
14.7.2 Influence of acceleration on following axes (VELOLIMA, ACCLIMA, JERKLIMA) .................. 409
14.7.3 Activation of technology-specific dynamic values (DYNNORM, DYNPOS, DYNROUGH,
DYNSEMIFIN, DYNFINISH) .................................................................................................... 411
14.8 Traversing with feedforward control, FFWON, FFWOF .......................................................... 413
14.9 Contour accuracy, CPRECON, CPRECOF............................................................................. 414
14.10 Dwell time (G4)........................................................................................................................ 415
14.11 Internal preprocessing stop ..................................................................................................... 417
15 Other information ....................................................................................................................................419
15.1 Axes......................................................................................................................................... 419
15.1.1 Main axes/Geometry axes ....................................................................................................... 421
15.1.2 Special axes ............................................................................................................................ 422
15.1.3 Main spindle, master spindle ................................................................................................... 422
15.1.4 Machine axes .......................................................................................................................... 423
15.1.5 Channel axes ........................................................................................................................... 423
15.1.6 Path axes ................................................................................................................................. 423
15.1.7 Positioning axes ...................................................................................................................... 424
15.1.8 Synchronized axes .................................................................................................................. 425
15.1.9 Command axes ....................................................................................................................... 425
15.1.10 PLC axes ................................................................................................................................. 425
15.1.11 Link axes ................................................................................................................................. 426
15.1.12 Lead link axes .......................................................................................................................... 428
15.2 From travel command to machine movement ......................................................................... 430
15.3 Path calculation ....................................................................................................................... 431
15.4 Addresses................................................................................................................................ 432
15.5 Identifiers ................................................................................................................................. 436
15.6 Constants ................................................................................................................................ 438
Fundamentals
Programming Manual, 09/2011, 6FC5398-1BP40-2BA0
Table of contents
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