Siemens SINUMERIK 840D sl Commissioning Manual page 203

Measurement
The measurement sequence is divided into the following steps:
1. Setting the parameters, softkey "Measurement" (see above figure).
2. Start measurement with "Start" softkey.
3. Displaying the measurement results, softkey "Display".
Figure 11-9
IBN CNC: NCK, PLC, drive
Commissioning Manual, 07/2007, 6FC5397-2AP10-3BA0
The selected axes run in the part program.
A switchover is made to the graphic illustration of the recorded circular diagram (see
following figure).
Note
If required, a QEC / backlash compensation can be performed via MD32200
POSCTRL_GAIN for the K
Circularity test measurement
factor optimization.
V
Optimize the drive.
11.3 Circularity test measurement
203