R2W PLUS
13
2. Preparation before Measurement
2.1 Setting up the instrument
(1) Set up the tripod first: extend the extension legs to suitable
lengths and tighten the screws on the legs. 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)Attaching the instrument on the tripod head: set the
instrument carefully 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.
2.2 Levelling-Up
(1) Basic Levelling-Up with the circular level
1. Move the foot screws A and B in opposite direction till
the circular bubble is perpendicular to a line shaped with
screw A and B. The direction of rotation in left thumb
indicates the movement of the circular bubble.
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