Coupling; Z Coupling; Disabling Z Coupling - HEIDENHAIN ND 780 Handbuch

Coupling

Press the numeric keys associated with the encoder input on the

back of the unit. Press the +, or - soft keys to couple a second input
with the first. The input numbers are displayed next to the axis label
indicating that the position is a coupled position (i.e. "2 + 3").

Z Coupling

Turning applications only
The ND 780 Turning application provides a quick method for coupling
the Z , and Z axis position on a 3 axis system. The display can be
0
coupled in either the Z, or Z
0
Enabling Z Coupling
To couple the Z , and Z axis, and have the result displayed on the Z
0
display, press, and hold the Z
of the Z positions will be displayed on the Z
will be blanked.
To couple the Z , and Z axis, and have the result displayed on the Z
0
display, press, and hold the Z key for approximately 2 seconds. The
sum of the Z positions will be displayed on the Z display, and the Z
display will be blanked. The coupling is preserved in between power
cycles.
Moving either Z , or Z inputs will update the coupled Z position.
0
When a position is coupled, the reference mark for both encoders
must be found in order to recall the previous datum.

Disabling Z Coupling

To disable Z Coupling, press the axis key of the display that is blank.
The individual Z , and Z display positions will be restored.
0
90
displays.
key approximately 2 seconds. The sum
0
display, and the Z display
0
0
0
II Technical Information