15
04.00 Tables
15.2 List of s
stem variables
15
Siemens AG 2000. All rights reserved
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition
15-537
Identifier Type Description: System variable/value range/index Part pro Sync O S
$AN_CEC_MIN
REAL AN_CEC_MIN[n]
Start position of compensation table
n: No. of compensation table 0 – (maximum value settable via MD)
RW 2
$AN_CEC_MAX
REAL AN_CEC_MAX[n]
End position of compensation table
n: No. of compensation table 0 – (maximum value settable via MD)
RW 2
$AN_CEC_DIREC
TION
INT $AN_CEC_DIRECTION[n]
Activates directional action of compensation table
n: No. of compensation table 0 – (maximum value settable via MD)
RW 2
$AN_CEC_MULT
_BY_TABLE
INT $AN_CEC_MULT_BY_TABLE[n]
Number of table for which the initial value is to be multiplied by the
initial value of the compensation table
0: Both traversing directions of basic axis
1: Positive traversing direction of basic axis
–1: Negative traversing direction of basic axis
n: No. of compensation table 0 – (maximum value settable via MD)
RW 2
$AN_CEC_IS_MO
DULO
BOOL $AN_CEC_IS_MODULO[n]
TRUE: Cycl. repetition of compensation table
FALSE: No cycl. repetition of compensation table
n: No. of compensation table 0 – (maximum value settable via MD)
RW 2
15.2.18 NCK-specific protection zones
$SN_PA_ACTIV_I
MMED
BOOL $SN_PA_ACTIV_IMMED[n]
Protection zone active immediately?
TRUE: The protection zone is active immediately upon start-up of the
control and referencing of the axes
FALSE: The protection zone is not active immediately
n: Number of protection zone 0 – (maximum value settable via MD)
RW 2
$SN_PA_T_W
CHAR $SN_PA_T_W[n]
Workpiece/tool-oriented prot. zone
0: Workpiece-oriented protection zone
3: Tool-oriented protection zone
n: Number of protection zone 0 – (maximum value settable via MD)
RW 2
$SN_PA_ORI
INT $SN_PA_ORI[n]
Orientation of protection zone
0: Polygon in plane from 1st and 2nd geo axis
1: Polygon in plane from 3rd and 1st geo axis
2: Polygon in plane from 2nd and 3rd geo axis
n: Number of protection zone 0 – (maximum value settable via MD)
RW 2
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