Setting Up The Instrument; Centring - Sokkia SET2CII Operator's Manual

9. SETTING UP THE INSTRUMENT
*
Mount the battery in the instrument before performing this opera-
tion, because the instrument will tilt slightly if the battery is
mounted after levelling.
9.1 Centring
(set up the tripod)
o
Level
1) Make sure the legs are spaced at
equal intervals and the head is
approximately level.
O
Equal
2)
Set the tripod so that the head is
spacing
positioned over the surveying
point.
o
survey po~nt
3) Make sure the tripod shoes are
firmly fixed in the ground.
(install
the instrument
>
Place the instrument on thetripod
head.
Supporting it with one hand,
tighten the centring screw on the
bottom of the unit to make sure it
is secured to the tripod.
(FOCUS
on the surveying point
O Focus on
Looking through the optical
plummet eyepiece, turn the opti-
cal plummet eyepiece
@
to focus
on the reticle.
Turn the optical plummet focus-
sing ring
@
to focus on the sur-
veying point.