Siemens SINUMERIK 808D Milling Programming And Operating Manual page 80

Part programming
4.5 Free contour programming
Now you can see the programmed contour in the graphics window:
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15. Enter the parameters for this element and press this softkey to select the
desired contour characteristics.
 Direction of rotation: clockwise
 R: 72
 X: 5.67 abs.
 Y: 0 abs.
16. Press this softkey to confirm.
Programming and Operating Manual, 12/2012, 6FC5398-4DP10-0BA0
Milling Part 1: Operation