HEIDENHAIN TNC 320 User Manual page 521

13.9 Datum setting with a 3-D touch
probe
Overview
The following soft-key functions are available for setting a datum on
an aligned workpiece:
Soft key Function
Datum setting on any axis with
Setting a corner as datum
Setting a circle center as datum
Center line as datum
Setting the center line as datum
Please ensure that the TNC refers to the probed
value on the active datum or the last defined datum
in MANUAL OPERATION mode with active datum
shift. The datum shift is included in the position
display.
Datum setting on any axis
Select the probing function by pressing the
POSITION PROBING soft key
Move the touch probe to a position near the touch
point
Select the axis and probing direction, e.g. Probe in
direction Z-
Probe: Press the NC START key
Datum: Enter the nominal coordinates, confirm
with the SET DATUM soft key
Further Information:
from the touch probe cycles to a datum table",
page 507
To terminate the probe function, press the END
soft key
HEIDENHAIN only gives warranty for the function of
the probing cycles if HEIDENHAIN touch probes are
used.
HEIDENHAIN | TNC 320 | Conversational Programming User's Manual | 9/2016
Datum setting with a 3-D touch probe
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"Writing measured values
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