ACU-RITE DRO 200M - Manual (Page 13)

Readout Operations DRO 200M
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Absolute zero
Zeroing the Displays
Absolute Zero
On many prints, dimensions are measured from
one or two surfaces of the workpiece. By setting
the readout’s absolute display to zero at a well-
chosen surface, you can enter the
part’s dimensions directly from the
print, using absolute presets.
Setting Absolute Zero at the Current Position
1.
Move to desired location.
2.
Make sure that the absolute position is displayed.
3.
Zero the appropriate axis.
Setting Absolute Zero Using an Electronic Edge Finder
1.
Install the edge finder into the spindle and connect it to the readout.
2.
Make sure that the absolute position is displayed.
3.
Press the ZERO key for the appropriate axis.
4.
Move slowly until the edge finder touches the edge
of the workpiece. The absolute position display
will automatically be set to zero at the workpiece
edge.
ABS
INCR
ZERO
You don’t have to worry about
overtraveling because the edge
finder probe shaft is flexible. The
readout will zero on contact.
ZERO ENTER ZERO ZERO Shortcut
ABS
INCR