HEIDENHAIN TNC 620 User Manual page 25

6 Fixed Cycles: Pattern Definitions................................................................................................ 177
6.1 Fundamentals...................................................................................................................................... 178
Overview............................................................................................................................................... 178
6.2 POLAR PATTERN (Cycle 220, DIN/ISO: G220, software option 19)................................................ 179
Cycle run............................................................................................................................................... 179
Please note while programming:.......................................................................................................... 179
Cycle parameters.................................................................................................................................. 180
6.3 LINEAR PATTERN (Cycle 221, DIN/ISO: G221, software option 19)............................................... 182
Cycle run............................................................................................................................................... 182
Please note while programming:.......................................................................................................... 182
Cycle parameters.................................................................................................................................. 183
6.4 Programming Examples..................................................................................................................... 184
Example: Polar hole patterns................................................................................................................ 184
HEIDENHAIN | TNC 620 | User's manual for cycle programming | 9/2015
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