27
Surveying
The forward and backward movement with respect to vertical position
A should be equal and not in excess of 5 to 10°.
1 Turn the power switch on.
2 Set measuring mode to “Waving”.
(see "16.1 Measuring Mode")
3 Focus on the staff.
4 Wave the staff backwards and
forwards (5 to 10°) through the
vertical position. Waving speed
should be equivalent to 3 passings of
the staff through the vertical position
in approximately 3 seconds.
Vertical
OK
No good No good
DL502-503.book 27 ページ 2010年4月5日 月曜日 午前9時47分