Setting Up The Instrument; Centering - Sokkia SRX1 Operator's Manual

9. SETTING UP THE INSTRUMENT


• Mount the battery in the instrument before performing this operation because the instrument will tilt
slightly if the battery is mounted after levelling.
9.1

Centering

PROCEDURE
1. Set up the tripod
Make sure the legs are spaced at equal intervals
and the head is approximately level.
Set the tripod so that the head is positioned over
the surveying point.
Make sure the tripod shoes are firmly fixed in the
ground.
2. Place the instrument on the tripod head.
Supporting it with one hand, tighten the centering
screw on the bottom of the unit to make sure it is
secured to the tripod.
3. Looking through the optical plummet eyepiece,
turn the optical plummet eyepiece to focus on
the reticle.
Turn the optical plummet focusing ring to focus
on the surveying point.
44
Focussing on the survey point
Focussing on
the reticle
Centering screw