HEIDENHAIN TNC 426 (280 476) Pilot - Manual (Page 26)

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FK Free Contour Programming
Initiating the FK Dialog
Initiate the FK dialog
Contour element without tangential connection
Contour element with tangential connection
Pole for FK programming
Straight Circular
End Point Coordinates X, Y or PA, PR
Cartesian coordinates X and Y
Polar coordinates referenced to FPOL
Incremental input
7 FPOL X+20 Y+30
8 FL IX+10 Y+20 RR F100
9 FCT PR+15 IPA+30 DR+ R15