Siemens SINUMERIK 840Di sl Programming Manual page 452

Tables
12.1 List of statements
Name Meaning
IF Introduction of a conditional jump in the
part program/technology cycle
INCCW Travel on a circle involute
in CCW direction with
interpolation of involute by
G17/G18/G19
INCW Travel on a circle involute
in CW direction with
interpolation of involute by
G17/G18/G19
INDEX Define index of character
in input string
INIT Select module for execution in a channel
INT Data type: Integer with
sign
INTERSEC Calculate intersection
between two contour
elements and specify
TRUE intersection status
in ISPOINT
IP Variable interpolation
parameter
IPOBRKA Motion criterion from braking ramp
activation
IPOENDA End of motion when "IPO stop" is reached
IPTRLOCK Freeze start of the untraceable program
section at next machine function block.
IPTRUNLOCK Set end of untraceable program section at
current block at time of interruption.
ISAXIS Check if geometry axis 1
specified as parameter
ISD Insertion depth
452
Value Description,
comment
Structure: IF-
ELSE-ENDIF
Real End point:
Center point:
Radius with
CR > 0:
Angle of
Real
rotation in
degrees
between start
and end vectors
0, ..., String:
INT 1st parameter,
character:
2nd parameter
Channel
numbers
1-10 or $MC
_CHAN_
NAME
- (2 -1), ...,
31
2 -1
31
VAR REAL [2] ISPOINT error
status: BOOL
FALSE
real
Braking ramp at
100% to 0%.
Freeze interrupt
pointer.
Set interrupt
pointer.
BOOL
real
Syntax
IF (condition)
INCW/INCCW X... Y...
Z...
INCW/INCCW I... J...
K...
INCW/INCCW CR=...
AR...
Direct programming:
INCW/INCCW I... J...
K... CR=... AR=...
INIT(1,1,2) or
INIT(CH_X, CH_Y)
ISPOINTS=
INTERSEC
(TABNAME1[n1],
TABNAME2[n2],
ISTCOORD, MODE)
IPOBRKA=.. or
IPOBRKA(<axis>[,REA
L])
IPOENDA=.. or
IPOENDA[n]..
Programming Manual, 11/2006, 6FC5398-1BP10-2BA0
m/s Group
3 2
m 1
m 1
m
m
m
m
m
Fundamentals