User's Manual

Spectra Precision Focus 4 Total Station User Guide 61
Applications 4
Baseline
Select this option for a two-point resection along a known line.
1. Press
[1] or select BaseLine from the Stn Setup
menu.
2. Enter a known point as P1.
If you enter a new point name, a coordinate input
screen appears.
Sight P1 and press
[MSR1] or [MSR2] to take a
measurement. Press
[ENT].
3. Choose how you want to define a known line:
– To define the line by entering P2
coordinates, press
[1] or select By Coord.
– To define the line by entering the azimuth,
press
[2] or select By Angle.
a. If you select
By Angle, the azimuth input
screen appears: Enter the angle value and
press
[ENT].
A measurement screen appears.
b. Sight P2 and press
[MSR1] or [MSR2] to take a
measurement. Press
[ENT].
After the measurement to P2 is completed,
press
[ENT]. The coordinates of the station are
calculated.
4. To record the station, press
[ENT] or the REC
softkey.
5. To check the measurement, press the
DSP
softkey. If you defined the line by entering its
azimuth, the HD and VD between P1 and P2 are
displayed.
If you defined the line by entering the P2
coordinates, the difference of HD (dHD) and VD
(dZ) between your measurement data and input
coordinate data are displayed.