HEIDENHAIN TNC 320 User Manual page 349

U Datum number in table Q305: Enter the number in
the datum or preset table in which the TNC is to save
the coordinates of the bolt-hole circle center. If you
enter Q305=0, the TNC automatically sets the display
so that the new datum is on the bolt hole center.
Input range 0 to 2999
U New datum for reference axis Q331 (absolute):
Coordinate in the reference axis at which the TNC
should set the bolt-hole center. Default setting = 0.
Input range -99999.9999 to 99999.9999
U
New datum for minor axis Q332 (absolute):
Coordinate in the minor axis at which the TNC should
set the bolt-hole center. Default setting = 0. Input
range -99999.9999 to 99999.9999
U Measured-value transfer (0, 1) Q303: Specify
whether the determined datum is to be saved in the
datum table or in the preset table:
–1: Do not use. Is entered by the TNC when old
programs are read in (see "Saving the calculated
datum" on page 314).
0: Write determined datum in the active datum table.
The reference system is the active workpiece
coordinate system.
1: Write determined datum in the preset table. The
reference system is the machine coordinate system
(REF system).
HEIDENHAIN TNC 320 349