Initialising The Vertical Circle; Setting/Changing The Date And Time Display - Nedo ET-5 Mode D'emploi

4 Preparation for Measurement
4.3

Initialising the vertical circle

Following the alignment in accordance with the
procedure described above, the vertical circle of
the theodolite must be initialised (observe
information shown in the display).
 To initialise the telescope, turn the telescope
slowly in both directions until the message ("SET
0") disappears and the angle display for the
vertical measurement is shown.
The unit is now ready for operation.
After switching on the instrument and initialising
the vertical circle, a display similar to the
illustration on the left appears.
Top line: Display of the vertical angle
V: Vertical measurement
Bottom line: Display of the horizontal angle
H: Horizontal measurement
4.4

Setting/Changing the date and time display

1.) At the switched off unit, simultaneously press the two keys
and then press the
the display. After ADJ2 has appeared in the display, release
The year now flashes in the display.
2.) Press the key to switch between: year – month – day – hour – minute.
3.) Press the key to increase the value and press the
4.) To save the settings, press
Theodolite ET-5 Operating Instructions
key. Release the
.
and
key when all the segments are visible in
+
key to reduce the value.
EN
,
also.
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