HEIDENHAIN TNC 620 User Manual page 29

8.12 Preassigned Q parameters.................................................................................................................. 298
Values from the PLC: Q100 to Q107.....................................................................................................298
Active tool radius: Q108.........................................................................................................................298
Tool axis: Q109.......................................................................................................................................298
Spindle status: Q110.............................................................................................................................. 299
Coolant on/off: Q111...............................................................................................................................299
Overlap factor: Q112.............................................................................................................................. 299
Unit of measurement for dimensions in the program: Q113.................................................................299
Tool length: Q114................................................................................................................................... 299
Coordinates after probing during program run.......................................................................................300
Deviation between actual value and nominal value during automatic tool measurement with the TT
130.......................................................................................................................................................... 300
Tilting the working plane with mathematical angles: rotary axis coordinates calculated by the TNC.....300
Measurement results from touch probe cycles (see also User's Manual for Cycle Programming)........ 301
8.13 Programming examples.......................................................................................................................303
Example: Ellipse..................................................................................................................................... 303
Example: Concave cylinder machined with spherical cutter.................................................................. 305
Example: Convex sphere machined with end mill.................................................................................307
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
29