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3.4 Leveling with circular vial
Tripod is adjusted according to the following points by extending or contracting the legs
so that the bubble of the Circular vial goes to the center of the circle.
• Shorten the leg at the side of the bubble or extend the leg opposite of the bubble to
position the bubble in the center of the vial circle.
• All three legs are extended or contracted until the bubble is in the center.
During this process, the foot is not placed on the tripod leg point and the position of
the tripod points do not change.
3.5 Leveling with electronic vial
[Electronic vial screen]
If the Laser key is pushed, it becomes a display
screen for the Electronic vial.
It returns to the former screen by the [ESC] key.
• When R-300X instrument is seen at the position of “Left circle position”, the screen in
the electronic vial shows the correct movement direction. Please note that the
movement of the electronic vial is in the opposite direction when the observing in
“Right circle position”.
• When instrument is within the tilt compensation range, length and sidewise ±3’, “ON”
is displayed at the right screen,“OVER” is displayed beyond the limits of range and “NIL”
is displayed at no compensation setting.
• With command No “520” or “Initial setting 2”, when the [TILT DISP] is selected as ON, the
[F1-TILT] of the vial screen becomes effective.The Vial tilt value is indicated when
pushing the [TILT] key. With “TILT DISP.UNIT” of the Initial setting 2, OFF or ON can be
selected.
2
1
ELECTRONIC VIAL
T.COMP.
ON
30”/1DIV
SENS.
LD POINT PLUM ADJ
H.angle
H.dst.
V.dst.
85° 39’ 40”
MEAS TARGET 0 SET DISP MODE
MODE A 15°C S 0
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