Siemens Sinumerik 840D sl Programming Manual page 598

Motion synchronous actions
10.4 Actions in synchronized actions
Example
Subprogram "AON": Clearance control on
Program code
PROC AON
$AA_OFF_LIMIT[Z]=1
FCTDEF(1, -10, +10, 0, 0.6, 0.12)
ID=1 DO SYNFCT(1,$AA_OFF[Z],$A_INA[3])
ID=2 WHENEVER $AA_OFF_LIMIT[Z]<>0
DO $AA_OVR[X] = 0
RET
ENDPROC
Subprogram "AOFF": Clearance control off
Program code
PROC AOFF
CANCEL(1)
CANCEL(2)
RET
ENDPROC
Main program "MAIN"
Program code
AON
...
G1 X100 F1000
AOFF
M30
598
Comment
; Delete synchronized action, clearance control
; Cancel limit range check
Comment
; Clearance control on
; Clearance control off
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
Comment
; Specifies limit value.
; Polynomial definition
; Clearance control active.
; Inhibit axis X when the limit
range is exceeded.
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