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HEIDENHAIN TNC 640 (34059x-04) Cycle programming User Manual

Page 408

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Using Touch Probe Cycles

14.2 Before You Start Working with Touch Probe Cycles

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408

TNC 640 | User's Manual Cycle Programming | 3/2014

Touch trigger probe, probing feed rate: F in touch
probe table

In

F you define the feed rate at which the TNC is to probe the

workpiece.

Touch trigger probe, rapid traverse for positioning:
FMAX

In

FMAX you define the feed rate at which the TNC pre-positions

the touch probe, or positions it between measuring points.

Touch trigger probe, rapid traverse for positioning:
F_PREPOS in touch probe table

In

F_PREPOS you define whether the TNC is to position the touch

probe at the feed rate defined in FMAX or at rapid traverse.

Input value =

FMAX_PROBE: Position at feed rate from FMAX

Input value =

FMAX_MACHINE: Pre-position at rapid traverse