HEIDENHAIN TNC 640 (34059x-02) ISO programming - Manual (Page 470)

Manual operation and setup
15.6 Using 3-D touch probes
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TNC 640 | User's Manual for DIN/ISO Programming | 5/2013
Selecting touch probe cycles
Select the Manual Operation or El. Handwheel mode of
operation
Select the touch probe functions by pressing
the TOUCH PROBE soft key. The TNC displays
additional soft keys (see overview table).
Select the touch probe cycle by pressing the
appropriate soft key, for example PROBING POS,
for the TNC to display the associated menu
When you select a manual probing function, the
TNC opens a form displaying all data required.
The content of the forms varies depending on the
respective function.
You can also enter values in some of the fields. Use
the arrow keys to move to the desired input field.
You can position the cursor only in fields that can be
edited. Fields that cannot be edited appear dimmed.