HEIDENHAIN TNC 620 (81760x-02) Cycle programming User Manual
Page 346
Touch Probe Cycles: Automatic Datum Setting
14.6 DATUM FROM INSIDE OF CIRCLE (Cycle 412, DIN/ISO: G412,
software option 17)
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TNC 620 | User's Manual Cycle Programming | 2/2015
New datum in TS axis Q333 (absolute): Coordinate
in the touch probe axis at which the TNC should
set the datum. Default setting = 0. Input range
-99999.9999 to 99999.9999
No. of measuring points (4/3) Q423: Specify
whether the TNC should measure the stud with 4 or
3 probing points:
4
: Use 4 measuring points (default setting)
3
: Use 3 measuring points
Type of traverse? Line=0/Arc=1 Q365: Definition
of the path function with which the tool is to move
between the measuring points if "traverse to
clearance height" (Q301=1) is active:
0
: Move in a straight line between machining
operations
1
: Move in a circular arc on the pitch circle diameter
between machining operations