15
04.00 Tables
15.2 List of s
stem variables
15
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Siemens AG 2000. All rights reserved
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition
15-555
15.2.34 Spindles
Identifier Type Description: System variable/value range/index Part pro Sync O S
$P_GWPS
BOOL $P_GWPS[n]
Constant grinding wheel surface speed on if TRUE
n: Spindle number, 0 – max. spindle number
R2
$P_NUM_SPINDL
ES
INT $P_NUM_SPINDLES[n]
Number of spindles in the channel
R5
3
$P_MSNUM
INT $P_MSNUM
Return value:
0: No spindle exists
1..n: Number of the master spindle
R5
.
2
$AC_MSNUM
INT $AC_MSNUM
Return value:
0: No spindle exists
1..n: Number of the master spindle
RS R 3
$P_S
REAL $P_S[n]
Last programmed spindle speed
n: Spindle number, 0 – max. spindle number
R2
$AA_S
REAL $AA_S[n]
Spindle act. speed. The sign corresponds to the direction of rotation.
n: Spindle number, 0 – max. spindle number
RS R 4
$P_SDIR
INT $P_SDIR[n]
Last direction of spindle rotation to be programmed.
3: Clockwise rotation, 4: Counterclockwise rotation, 5: Spindle stop
n: Spindle number, 0 – max. spindle number
R3
$AC_SDIR
INT $AC_SDIR[n]
Spindle rotation direction currently active
3: Clockwise rotation, 4: Counterclockwise rotation, 5: Spindle stop
n: Spindle number, 0 – max. spindle number
RS R 3
$P_SEARCH_S
REAL $P_SEARCH_S[n]
accummulated last progr. spindle speed for block search (SSL)
0: Spindle standstill, 0 – last programmed spindle speed
R5
.
3
$P_SEARCH_SDI
R
INT $P_SEARCH_SDIR[n]
accum. last programmed spindle direction of rotation for block search
3: M3 output speed control mode
4: M4 output speed control mode
5: M5 output speed control mode
–5: Preset spindle not programmed at time of SSL start
–19: M19 output positioning mode
70: M70 output axis mode
n: Spindle number, 0 – max. spindle number
R5
.
3
$P_SEARCH_SG
EAR
INT $P_SEARCH_SDIR[n]
accumm. last programmed spindle gear stage M function for SSL
40: M40 automatic gear stage change
41: M41 as predefined gear stage in part program
42: M42 as predefined gear stage in part program
43: M43 as predefined gear stage in part program
44: M44 as predefined gear stage in part program
45: M45 as predefined gear stage in part program
n: Spindle number, 0 – max. spindle number
R5
.
3