15
04.00 Tables
15.2 List of s
stem variables
15
ï›™
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SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition
15-535
Identifier Type Description: System variable/value range/index Part pro Sync O S
$AA_ENC_COMP
_IS_MODULO
BOOL $AA_ENC_COMP_IS_MODULO[n,a]
Compensation is modulo
a: Machine axis
n: Encoder no. 0–1
Axes: Machine axis
RW 2
15.2.16 Quadrant error compensation
$AA_QEC
REAL $AA_QEC[n,m,a]
Result of learning process
a: Machine axis
n: 0
m: No. of point: 0 – $MN_MM_QEC_MAX_POINTS
RW 2
$AA_QEC_COAR
SE_STEPS
INT $AA_QEC_COARSE_STEPS[n,a]
Compensation value: Coarse quantization of the characteristic
a: Machine axis
n: 0
RW 2
$AA_QEC_FINE_
STEPS
INT $AA_QEC_FINE_STEPS[n,a]
Fine quantization of characteristic
a: Machine axis
n: 0
RW 2
$AA_QEC_ACC
EL_1
REAL $AA_QEC_ACCEL_1[n,a]
Acceleration in 1st knee-point according to definition [mm/s
2
o.
inch/s
2
o. degrees/s
2
]
a: Machine axis
n: 0
RW 2
$AA_QEC_ACCE
L_2
REAL $AA_QEC_ACCEL_2[n,a]
Acceleration in 2nd knee-point according to definition [mm/s
2
o.
inch/s
2
o. degrees/s
2
]
a: Machine axis
n: 0
RW 2
$AA_QEC_ACCE
L_3
REAL $AA_QEC_ACCEL_3[n,a]
Acceleration in 3rd knee-point according to definition [mm/s
2
o.
inch/s
2
o. degrees/s
2
]
a: Machine axis
n: 0
RW 2
$AA_QEC_MEAS
_TIME_1
REAL $AA_QEC_MEAS_TIME_1[n,a]
Measuring time for range $AA_QEC_ACCEL_1
a: Machine axis
n: 0
RW 2
$AA_QEC_MEAS
_TIME_2
REAL $AA_QEC_MEAS_TIME_2[n,a]
Measuring time for range $AA_QEC_ACCEL_2
a: Machine axis
n: 0
RW 2