System Variables - Siemens Sinumerik 840D sl Function Manual

Data Description

8.7 System variables

8.7 System variables
8.7.1 System variables for SINUMERIK 840D sl
System variable
Table 8-9 Overview of system variables
System variable Meaning
Actual position
$VA_IS[axis] Safe actual position NCK
monitoring channel
$AA_IM[axis] Actual MCS setpoint of an axis
$VA_IM[axis] Encoder actual value in the
machine coordinate system
Internal inputs/outputs
$A_INSI[n] NCK input
$A_INSID[n] NCK inputs
$A_INSIP[n] Image, PLC input
$A_INSIPD[n] Image of the PLC- -SPL inputs
from the drive monitoring channel
8-530
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
Value range Data
type
Axis identifier DOUBLE
GEOAX
CHANAX
MACHAX
SPINDLE
Axis identifier DOUBLE
GEOAX
CHANAX
MACHAX
SPINDLE
Axis identifier DOUBLE
GEOAX
CHANAX
MACHAX
SPINDLE
n = 1, 2, ... 192 BOOL
stands for the
number of the
1)
input
n = 1,2, ... 6 INT
stands for the
number of the
double word
1)
(32 bit)
n = 1, 2, ...192 BOOL
stands for the
number of the
1)
input
n = 1, 2, ... 6 INT
stands for the
number of the
double word
1)
(32 bit)
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10/15
Possible access for
Part program Synchronized
action
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