3 Getting Started
40 Total Station NPL-322 Instruction Manual
Bubble indicator
The bubble indicator is automatically displayed if the instrument goes out of level
while the compensators are turned on.
To display the bubble indicator in an observation screen, press .
If the instrument is more than ±3'30" out of level, the text OVER appears on the
screen.
The NPL-322 has vertical axis adjustment only. To turn
the levelling compensators on or off, press
[<] or [>].
[USR] keys
If you use a function frequently in the field, you can assign it to the [USR1] or [USR2] key.
Whenever you press a
[USR] key, the function that is assigned to that key is activated
directly.
The following functions can be assigned to the
[USR] keys:
• Input HT
• BS Check
• Base XYZ
• Default PT
• Select Target
• Input Temp-Press
• Input Note
• The following menus, or a single function from one of these menus:
– Cogo
– O/S
– PRG
By default, Input HT is assigned to
[USR1], and no function is assigned to [USR2].
The current setting of leveling compensators is indicated by header characters (:, #, :, and #) after field labels
(such as HA, VA, SD, and HD) in observation screens. For more information, see Header characters, page 36.
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