HEIDENHAIN TNC 320 (340 55x-04) ISO programming - Manual (Page 318)

318 Manual Operation and Setup
12.4 D
a
tu
m Set
ting without a 3-D T
o
uc
h Pr
obe
12.4 Datum Setting without a
3-D Touch Probe
Note
You fix a datum by setting the TNC position display to the coordinates
of a known position on the workpiece.
Preparation
U Clamp and align the workpiece
U Insert the zero tool with known radius into the spindle
U Ensure that the TNC is showing the actual position values
Datum setting with a 3-D touch probe: (see “Datum
Setting with 3-D Touch Probe” on page 335).