
25
7. SETTING UP THE INSTRUMENT
4. Turn 90° and center the bubble
Turn the upper part of the
instrument though 90°.
The plate level is now
perpendicular to a line between
levelling foot screws A and B.
Center the air bubble using
levelling foot screw C.
5. Turn another 90° and check
bubble position
Turn the upper part of the
instrument a further 90° and check
to see if the bubble is still in the
center of the plate level. If the
bubble is off-center, perform the
following:
a.Turn levelling foot screws A and
B equally in opposite directions
to remove half of the bubble
displacement.
b.Turn the upper part a further 90°,
and use levelling foot screw C to
remove half of the displacement
in this direction.
Or adjust the plate level.
C
"27.1 Plate Level"
6. Check to see if the bubble is in the
same position in any direction
Turn the instrument and check to
see if the air bubble is in the same
position in all directions.
If it is not, repeat the levelling
procedure.
X130R.book 25 ページ 2003年10月8日 水曜日 午後12時53分
Summary of Contents for 130R Series
Page 8: ...vi X130R book vi ページ 2003年10月8日 水曜日 午後12時53分 ...
Page 176: ...33 REGULATIONS 168 CE Conformity Declaration X130R_33 FM 168 ページ 2004年1月13日 火曜日 午後4時49分 ...
Page 177: ...169 33 REGULATIONS X130R_33 FM 169 ページ 2004年1月8日 木曜日 午前11時5分 ...