Nikon NPL-632, Instruction Manual

Page: 163 / 206

Field Station NPL-632 Instruction Manual 149
Checking and Adjustment 6
To enter the calibration screen, press
[MENU]
and
[7]
.
First step
1. Take an F1 measurement to a target on the
horizon. Press
[ENT]
.
The vertical angle is shown in the
V0 dir= Horiz setting.
If you sight a target that has a VA of more than
3°, a warning message flashes on the third line.
When you have taken the measurement, the
message on the bottom line changes from
DO
NOT TOUCH %
to
Turn to F2
.
2. Take an F2 measurement to the same target.
Press
[ENT]
.
When the observation on F2 is completed, four
parameters are displayed.
3. Do one of the following:
–
To return to the first observation screen,
press
[ESC]
or the
Redo
softkey.
–
To set parameters on the instrument, press
[ENT]
or the
OK
softkey.
VA1 Face-1 vertical angle (tilt-off value)
HA1
Face-1 horizontal angle (tilt-off value)
X1 Face-1 X axis tilt value
Y1 Face-1 Y axis tilt value
VA2 Face-2 vertical angle (tilt-off value)
HA2
Face-2 horizontal angle (tilt-off
value)
X2 Face-2 X axis tilt value
Y2 Face-2 Y axis tilt value