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141
27. CHECKS AND ADJUSTMENTS
X
PROCEDURE Recheck
12. Press
{
I
}
at <Instr. const>.
13. Wait a few seconds for the display
to stabilize, then read the
automatically compensated
angles X3 and Y3.
14. Rotate the top of the instrument
through 180°.
15. Wait a few seconds for the display
to stabilize, then read the
automatically compensated
angles X4 and Y4.
16. In this state, the following offset
values (tilt zero point error) are
calculated.
Xoffset = (X3+X4)/2
Yoffset = (Y3+Y4)/2
When both offset values fall within
the range ±20", adjustment is
completed.
Press
{ESCAPE}
to return to
<Instr. const>.
If one of the offset values (Xoffset,
Yoffset) exceeds ±20", repeat the
check and adjustment procedures
from the beginning. If the
difference continues to exceed
±20" after repeating the check 2 or
3 times, have your Sokkia agent
perform the adjustment.
X130R.book 141 ページ 2003年10月8日 水曜日 午後12時53分
Summary of Contents for 130R Series
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