Siemens SINUMERIK 828D Commissioning Manual page 224

Tuning
6.6 Circularity test
Example 3 for optimization
This circle shows the effect of a considerably different time constant for the axial jerk filter. The
time constant is adapted in order to correct this type of error:
Parameters / machine data
MD32400
MD32402
MD32410
X1: active measuring system
Z1: active measuring system
210
$MC_AX_JERK_ENABLE
$MC_AX_JERK_MODE
$MC_AX_JERK_TIME
Feedrate:
Measurement
time:
X1: active measuring system
Z1: active measuring system
Representation
Resolution:
Representation: mean radius
Radius:
Delta R:
X axis
0.015
Parameter
Radius:
Feedrate:
Measurement
time:
X1: active measuring system
Z1: active measuring system
Representation
Resolution:
Representation: mean radius
Radius:
Delta R:
Commissioning Manual, 10/2015, 6FC5397-3DP40-5BA3
3000.00000 mm/min
1257 ms
0.01000 mm
10.00029 mm
25.47002 μm
Z axis
1 1
2 2
0.012
10.00000 mm
3000.00000 mm/min
1257 ms
0.01000 mm
9.98971 mm
75.67665 μm
CNC commissioning