15
04.00 Tables
15.2 List of s
stem variables
15
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SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition
15-561
15.2.41 Axial measurement
Identifier Type Description: System variable/value range/index Part pro Sync O S
$AA_MM1
REAL $AA_MM1[X]
Measurement result of axial measurement
Trigger event 1 in MCS
Axes: Channel axis
RW
S
RW 4
$AA_MM2
REAL $AA_MM2[X]
Measurement result of axial measurement
Trigger event 2 in MCS
Axes: Channel axis
RW
S
RW 4
$AA_MM3
REAL $AA_MM3[X]
Measurement result of axial measurement
Trigger event 3 in MCS
Axes: Channel axis
RW
S
RW 4
$AA_MM4
REAL $AA_MM4[X]
Measurement result of axial measurement
Trigger event 4 in MCS
Axes: Channel axis
RW
S
RW 4
$AA_MEAACT
BOOL $AA_MEAACT[X]
Value is TRUE if axial measurement is active for X
Axes: Geometry axis, channel axis, machine axis
R4
15.2.42 Offsets
$AC_DRF
REAL $AC_DRF[X]
DRF offset
Axes: Channel axis
RS R 2
$AC_PRESET
REAL $AC_PRESET[X]
Preset value last specified
Axes: Channel axis
RS R 2
$AA_ETRANS
REAL $AA_ETRANS[X]
External zero offset
Axes: Channel axis
RW 2
$AA_OFF
REAL $AA_OFF[X]
Overlaid motion for programmed axis
This variable can only be accessed from synchronized actions
Axes: Channel axis
RS W R W 3
$AA_OFF_LIMIT
INT $AA_OFF_LIMIT[axis]
Limit value for axial offset $AA_OFF[axis]
0: Limit value not reached
1: Limit value reached in positive axis direction
–1: Limit value reached in negative axis direction
Axes: Channel axis
RS R 4