HEIDENHAIN TNC 410 ISO Programming - Manual (Page 350)

324 9 Programming: Subprograms and Program Section Repeats
9.6 Pr
og
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m
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Exam
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N90 G98 L1 * Set label for program section repeat
N100 G91 Z-4 * Infeed depth in incremental values (in the open)
N110 G11 G41 G90 R+45 H+180 F250 * First contour point
N120 G26 R5 * Approach contour
N130 H+120 *
N140 H+60 *
N150 H+0 *
N160 H-60 *
N170 H-120 *
N180 H+180 *
N190 G27 R5 F500 * Depart contour
N200 G40 R+60 H+180 F1000 * Retract tool
N210 L1.4 * Return jump to label 1; section is repeated a total of 4 times
N220 G00 Z+250 M2 * Retract in the tool axis, end program
N999999 %PGMWDH G71 *