HEIDENHAIN ND 1200 - Manual (Page 107)

ND 1200 QUADRA-CHEK 107
2.3 Sof
tw
a
re
set
u
p U Highlight the SLEC setup menu item (if NLEC is present) and verify
that the Enabled choice field specifies OFF.
U NLEC correction can not be configured while NLEC is enabled.
Highlight the NLEC setup menu item and verify that the NLEC
choice field specifies OFF.
Once these initial steps have been completed, NLEC error correction
can be performed using one of two methods:
„ By measuring points on a calibration grid
„ By importing an nlec.txt file created using a calibration grid and a
ND 1200, ND 1300 or IK 5000
In the example of applying NLEC, nine points are measured using a
3 X 3 calibration grid.
NLEC can not be performed if a different error correction
is already enabled.
Verify that values in the LEC screen are
all 1.000 Verify that SLEC Enable is OFF Verify that the NLEC is OFF
Nine points of a 3 X 3 calibration grid are shown with
numeric X,Y grid locations
Arrow number Descriptions
1: Grid alignment A Skew alignment is performed to align the
grid perfectly to the X axis.
2: Datum and grid
data points A zero datum is created at the lower left
corner of the grid. This is the first position
(X=1,Y=1) that will be entered into the
NLEC setup screen.
Other calibration data points to be entered
into the NLEC setup screen are also shown
in the X,Y format (1,1 through 3,3 in this
example).