Hi-Target HTS-420R - Extension Calculation

Total Station Manual
- 124 -
11.9 Extension
Use the Extension subapplication to calculate the coordinate of extended point
from a known baseline.
N
P1
P2
P3
L1
L2
P4
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
○
1 In the [COGO
Menu] screen, press
the [F4] or number key
[4] enter the
[Extension] screen.
[F4]
or
[4]
F1
[COGO Menu]
F2 F3 F4
偏置模式 : 偏置模式 :
F1 Traverse&Inverse (1)
F2 Intersection (2)
F3 Offsets (3)
F4 Extension (4)
○
2 Set the baseline
start point and end
point.
※ There are four ways
to get the known point
for Extension
calculation. Please
Set known
points
Meas.
[Extension]
Result Find ↓
偏置模式 :
8
Define line!
PT1 ：
PT2 ： 9
Select & Input!
Base Pt.： 8
HD ； 0.000 m