109
21. CHECKS AND ADJUSTMENTS
The reticle cross-lines can be corrected if out of adjustment. While reading the staff RAB-code, adjust
the reticle by correcting the reference value of the CCD line sensor and then make mechanical
adjustments to the instrument.
• As described in the following procedure, high accuracy readings are obtained by taking repeat
readings of the staff.
PROCEDURE Correcting the reference value of the CCD line sensor
1.
Select "Meas" in <Menu>.
2. Select "Check & adjust.".
3. Place staffs a and b approximately 30m apart
and set the instrument halfway between the
staffs (position A).
4. Perform pre-measurement of staffs a and b to
check they are both approximately 15m from
the instrument. Press [OK] to confirm.
5. Measure staff a.
Measurement results are displayed.
6. Press [OK] to accept the results.
21.3 Adjusting the Reticle
Menu
1.Meas
2.Management
3.Config
4.Calculation
Meas menu
1.Height dif.
2.Check & adjust.
3.Simple measurement
FOCUS
Pre.meas.
Rh
Hd
OK
CNFGTILT
15m 15m
Aab
OK
A abba
Rh 1.00540 m
Hd 15.010 m
S
DL-501_E.book 109 ページ ２０１５年９月１７日 木曜日 午後１時２１分
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