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HEIDENHAIN TNC 407 (280 580) User Manual User Manual

Page 141

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TNC 425/TNC 415 B/TNC 407

5–42

5

Programming Tool Movements

5.6

Contours – FK Free Contour Programming

Initiating FK contour programming

You can program free contour elements with the following soft keys:

Contour element

Soft key

• Straight line with tangential connection FLT

• Straight line without tangential connection FL

• Circular arc with tangential connection FCT

• Circular arc without tangential connection FC

FPOL defines the pole for FK polar coordinates.

FPOL is set with Cartesian coordinates and remains effective until it is
redefined.

• Pole for programming FK coordinates FPOL