Siemens SINUMERIK 840D sl Programming Manual page 481

Operation Meaning
3) Path reference for FGROUP axes is arc
SPATH
length
SPCOF Switch master spindle or spindle(s)
from position control to speed control
SPCON Switch master spindle or spindle(s)
from speed control to position control
SPI Converts spindle number into axis
identifier
Fast
3)
SPIF1
NCK inputs/outputs for punching/
nibbling byte 1
SPIF2 Fast
NCK inputs/outputs for punching/
nibbling byte 2
SPLINEPATH Define spline grouping
SPN Number of path sections per block
Stroke OFF,
3)
SPOF
nibbling, punching OFF
SPOS Spindle position
SPOSA Spindle position across block
boundaries
SPP Length of a path section
SPRINT Returns an input string formatted
SQRT Square root
(arithmetic function)
SR Oscillation retraction path for
synchronized action
SRA Oscillation retraction path with external
input axial for synchronized action
ST Oscillation sparking-out time for
synchronized action
Fundamentals
Programming Manual, 09/2011, 6FC5398-1BP40-2BA0
1) 2)
W Description see
PGAsl
m
PGsl
m
Position-controlled spindle operation (SPCON, SPCOF)
[Page 122]
PGAsl
m
Position-controlled spindle operation (SPCON, SPCOF)
[Page 122]
PGAsl
FB2(N4)
m
FB2(N4)
m
PGAsl
PGAsl
s
PGAsl
m
PGsl
m
Positioning spindles (SPOS, SPOSA, M19, M70,
WAITS) [Page 123]
PGsl
m
Positioning spindles (SPOS, SPOSA, M19, M70,
WAITS) [Page 123]
PGAsl
m
PGAsl
PGAsl
PGsl
s
Several feedrate values in one block (F, ST, SR, FMA,
STA, SRA) [Page 148]
PGsl
m
Several feedrate values in one block (F, ST, SR, FMA,
STA, SRA) [Page 148]
PGsl
s
Several feedrate values in one block (F, ST, SR, FMA,
STA, SRA) [Page 148]
Tables
16.1 Operations
481