Spectra Precision Survey Pro CE v3.60 GPS User Manual User Manual

Page 41

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RTK Data Collection

37

Note: If you select a point from the job’s control file, you will be
prompted to make a local copy of the point. Control point collection
will add a geodetic coordinate to the point record and points in the
job’s control file cannot be modified.

Note: If

Store GPS Raw

Data on the Measure Mode card of the Job,

Settings screen is set to

EP + Rx Raw

(or + OBN for Ashtech users),

when you begin a point occupation the control point name is checked
as a valid site ID for the receiver. If it is not a valid site ID, we will
use a modified point name in the receiver’s internal file and make a
note of the modified name in the job’s .RAW file. The point name in
Survey Pro is not changed.

3. Occupy the point and tap

&RQWURO 3RLQW to begin data collection.

4. When you are happy with the measurement, tap

$FFHSW.

5. Check the Results tab for details of the previous measurement.

Check the Map tab to see the number and position of control
points for this set up group.

6. Collect a minimum of 2 control points to solve horizontal

localization. Collect a minimum of three vertical control points to
solve vertical localization. Collect one vertical control point to
solve just the localization vertical shift when using a geoid model.

7. When you have collected the minimum number of control points,

tap

3URMHFWLRQ to open the Projection screen.

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