HEIDENHAIN iTNC 530 31
3.1 Fundamentals ..... 102
Position encoders and reference marks ..... 102
Reference system ..... 102
Reference system on milling machines ..... 103
Polar coordinates ..... 104
Absolute and incremental workpiece positions ..... 105
Setting the datum ..... 106
3.2 Creating and writing programs ..... 107
Organization of an NC program in HEIDENHAIN Conversational format ..... 107
Define the blank: BLK FORM ..... 108
Creating a new part program ..... 109
Programming tool movements in conversational format ..... 111
Actual position capture ..... 113
Editing a program ..... 114
The TNC search function ..... 119
3.3 File management: Fundamentals ..... 121
Files ..... 121
Showing externally created files on the TNC ..... 123
Data backup ..... 123
3 Programming: Fundamentals, File Management ..... 101