5
Initiating the FK dialog
To open the FK dialog:
Press the FK key
The control then displays the soft-key row with
the FK functions.
If you initiate the FK dialog with one of these soft keys, the control
shows additional soft-key rows. You can use them to enter known
coordinates, directional data, and data regarding the course of the
contour.
Soft key
FK element
Straight line with tangential connection
Straight line without tangential connection
Circular arc with tangential connection
Circular arc without tangential connection
Pole for FK programming
Select the working plane
Terminating the FK dialog
To exit the soft-key row for FK programming:
Press the END soft key
Alternative:
Press the FK key again
Pole for FK programming
To display the soft keys for free contour
programming, press the FK key
To initiate the dialog for defining the pole, press
the FPOL soft key
The control displays the axis soft keys of the
active working plane.
Enter the pole coordinates using these soft keys
The pole for FK programming remains active until you
define a new one using FPOL.
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Programming contours | Path contours – FK free contour programming (option 19)
HEIDENHAIN | TNC 620 | Klartext Programming User's Manual | 01/2022