Siemens SINUMERIK 840D sl Programming Manual page 12

Table of contents
8.7.1 Percentage jerk correction (JERKLIM) ..................................................................................... 563
8.7.2 Percentage velocity correction (VELOLIM)............................................................................... 564
8.7.3 Program example for JERKLIM and VELOLIM......................................................................... 565
8.8 Programmable contour/orientation tolerance (CTOL, OTOL, ATOL) ....................................... 566
9 Axis couplings........................................................................................................................................ 571
9.1 Coupled motion (TRAILON, TRAILOF)..................................................................................... 571
9.2 Curve tables (CTAB) ................................................................................................................. 576
9.2.1 Define curve tables (CTABDEF, CATBEND)............................................................................ 577
9.2.2 Check for presence of curve table (CTABEXISTS) .................................................................. 585
9.2.3 Delete curve tables (CTABDEL) ............................................................................................... 585
9.2.4 Locking curve tables to prevent deletion and overwriting (CTABLOCK, CTABUNLOCK) ....... 587
9.2.5 Curve tables: Determine table properties (CTABID, CTABISLOCK, CTABMEMTYP,
CTABPERIOD).......................................................................................................................... 589
9.2.6 Read curve table values (CTABTSV, CTABTEV, CTABTSP, CTABTEP, CTABSSV,
CTABSEV, CTAB, CTABINV, CTABTMIN, CTABTMAX)......................................................... 591
9.2.7 Curve tables: Check use of resources (CTABNO, CTABNOMEM, CTABFNO,
CTABSEGID, CTABSEG, CTABFSEG, CTABMSEG, CTABPOLID, CTABPOL,
CTABFPOL, CTABMPOL) ........................................................................................................ 597
9.3 Axial leading value coupling (LEADON, LEADOF) ................................................................... 599
9.4 Electronic gear (EG).................................................................................................................. 606
9.4.1 Defining an electronic gear (EGDEF) ....................................................................................... 606
9.4.2 Switch-in the electronic gearbox (EGON, EGONSYN, EGONSYNE) ...................................... 608
9.4.3 Switching-in the electronic gearbox (EGOFS, EGOFC) ........................................................... 611
9.4.4 Deleting the definition of an electronic gear (EGDEL) .............................................................. 613
9.4.5 Rotational feedrate (G95) / electronic gear (FPR) .................................................................... 613
9.5 Synchronous spindle................................................................................................................. 614
9.5.1 Synchronous spindle: Programming (COUPDEF, COUPDEL, COUPON, COUPONC,
COUPOF, COUPOFS, COUPRES, WAITC) ............................................................................ 615
9.6 Master/slave group (MASLDEF, MASLDEL, MASLON, MASLOF, MASLOFS)....................... 629
10 Motion synchronous actions .................................................................................................................. 635
10.1 Basics........................................................................................................................................ 635
10.1.1 Area of validity and machining sequence (ID, IDS) .................................................................. 638
10.1.2 Cyclically checking the condition (WHEN, WHENEVER, FROM, EVERY) .............................. 640
10.1.3 Actions (DO).............................................................................................................................. 643
10.2 Operators for conditions and actions ........................................................................................ 644
10.3 Main run variables for synchronized actions............................................................................. 646
10.3.1 System variables....................................................................................................................... 646
10.3.2 Implicit type conversion............................................................................................................. 648
10.3.3 GUD variables........................................................................................................................... 649
10.3.4 Default axis identifier (NO_AXIS).............................................................................................. 651
10.3.5 Synchronized action marker ($AC_MARKER[n])...................................................................... 652
10.3.6 Synchronized action parameters ($AC_PARAM[n]) ................................................................. 653
10.3.7 Arithmetic parameter ($R[n])..................................................................................................... 654
10.3.8 Read and write NC machine and NC setting data .................................................................... 655
10.3.9 Timer variable ($AC_Timer[n]) .................................................................................................. 657
10.3.10 FIFO variables ($AC_FIFO1[n] ... $AC_FIFO10[n]) .................................................................. 658
10.3.11 Information about block types in the interpolator ($AC_BLOCKTYPE,
$AC_BLOCKTYPEINFO, $AC_SPLITBLOCK)......................................................................... 660
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Programming Manual, 06/2009, 6FC5398-2BP20-0BA0
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