HEIDENHAIN iTNC 530 (340 49x-03) Pilot - Manual (Page 11)

11
Fu
nd
ame
n
ta
ls
Polar coordinates
Dimensional data in polar coordinates is entered relative to the pole CC.
A position in the working plane is defined by
„ Polar coordinate radius PR = Distance of the position to the pole CC
„ Polar coordinate angle PA = Angle from the angle reference axis to the
straight line CC – PR
Incremental dimensions
Incremental dimensions in polar coordinates are measured from the last
programmed position.
Programming polar coordinates
8 Select the path function.
8 Press the P key.
8 Answer the dialog prompts.
X
Y
0°
30
10
CC
PR
PA
1
PA
2
PR
PR
PA
3