HEIDENHAIN TNC 426B (280 472) Training ISO programming - Manual (Page 23)

Solution:
HEIDENHAIN Basic Course ISO G 426
Circle (polar) CP
Complete program
62160/2 F06
100
20
0
100
0
50
0
50
5
R40
CC 0°
%62160 G71 *
N5
G30 G17 X+0 Y+0 Z-20 *
N10 G31 G90 X+100 Y+100 Z+0 *
N15 T13 G17 S2500 * ................................................. R20
N20 G00 G40 G90 Z+100 M03 *
N25 I+50 J+50 * ............................................................. POLE
N30 G10 R+80 H+180 * .................................................. AUXILIARY POINT
N35 G00 Z-5 *
N40 G11 G41 R+40 H+180 F250 * .................................... APPROACH STARTING POINT OF
N45 G26 R3 * ................................................................ CONTOUR TANGENTIALLY
N50 G12 G91 H+360 * .................................................... CIRCULAR PATH (POLAR)
N55 G27 R3 * ................................................................ DEPART TANGENTIALLY
N60 G11 G40 G90 H+180 R+80 *
N65 G00 Z+100 M30 *
N999999 %62160 G71 *