Levelling - Sokkia im-101 Operator's Manual

PROCEDURE Centering with the laser plummet eyepiece
*1: Laser plummet is available as a factory option depending on the country or the area where the instrument
is purchased.
1. Set up the tripod and affix the instrument on the tripod head.

"7.1 Centering"
2. Power ON the instrument.

"8. POWER ON/OFF"
The electric circular level is displayed on the <Tilt>.
3. Press [L-ON].
The laser plummet beam will be emitted from the bottom of
the instrument.
• Use {}/{} in the second page to adjust the brightness of
the laser.
4. Using levelling foot screws, adjust the position of the
instrument on the tripod until the laser beam is aligned with
the center of the survey point.
5. Press [L-OFF] to turn the laser plummet off.
Alternatively, press {ESC} to return to the previous screen.
The laser plummet will switch off automatically.

• Visibility of the laser spot may be affected when operating in direct sunlight. In this event, provide shade for
the survey point.
7.2

Levelling

PROCEDURE
1. Perform the centering procedure.

"7.1 Centering"
7. SETTING UP THE INSTRUMENT
*1
O K
L - l e v.
O K
24
L-ON
L-OFF