User Manual

Total Station Manual
127
11.9 Extension
Use the Extension subapplication to calculate the coordinate of extended point
from a known baseline.
Figure 11.9 Extension Diagram
Known
P1 Baseline Start Point
P2 Baseline End Point
L1, L2 Extension Distance
Unknown
P2, P4 Extended COGO Point
Steps Key Display
ƻ
1 In the [COGO
Menu] screen, press the
[F4] or number key [4]
enter the [Extension]
screen.
[F4]
or
[4]
ƻ
2
Set the baseline
start point and end
point.
Ć
There are four ways
to get the known point
for Extension
calculation. Please refer
Set known
points