1/2 Soft Key - HEIDENHAIN ND 780 Handbuch

NOMINAL POSITION VALUE
Press ENTER (uses last entered preset).
Drill hole 2: Traverse Z axis until the display value is
zero. The square in the graphic positioning aid is now
centered between the two triangular marks. Retract
the drill.

1/2 Soft Key

The 1/2 soft key is used to find the half-way (or midpoint) between two
locations along a selected axis of a workpiece. This can be performed
in either Actual Value or Distance-To-Go mode.
This feature will change datum locations when in Actual
Value mode.
Example: Finding the midpoint along a selected axis.
X dimension: X = 100 mm
Midpoint: 50 mm
MOVE TO 1ST POINT
Move tool to first point.
ZERO/SET soft key must be set to Zero.
ZERO AXIS AND MOVE TO 2ND POINT
Select the X axis key and
move to second point.
PRESS 1/2 AND MOVE TO ZERO
Press 1/2 soft key, then press the X axis key and
move until you reach zero. This is the midpoint
location.
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I Operating Instructions