HEIDENHAIN TNC 640 User Manual page 75

First Steps with the TNC 640 | Programming the first part
Press the L key to open an NC block for a linear
movement
Press the G00 soft key if you want to enter a
rapid traverse motion
Retract tool: Press the orange axis key Z to
retract in the tool axis, and enter the value for
the position to be approached, e.g. 250. Press
the ENT key
Activate no radius compensation: Press the G40
soft key
Miscellaneous function M? Enter M2 to end the
program, then confirm with the END key
The control stores the entered positioning block.
Further information on this topic
Complete example with NC blocks
Further information:
chamfers with Cartesian coordinates", page 303
Creating a new program
Further information:
page 157
Approaching/departing contours
Further information:
page 283
Programming contours
Further information:
Tool radius compensation
Further information:
Miscellaneous functions M
Further information:
inspection, spindle and coolant ", page 460
HEIDENHAIN | TNC 640 | ISO Programming User's Manual | 10/2017
"Example: Linear movements and
"Creating and writing programs",
"Approaching and departing a contour",
"Overview of path functions", page 294
"Tool radius compensation ", page 263
"Miscellaneous functions for program run
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