Topcon GPT-2003 Marine Instruments User Manual


 
7-12
7 DATA COLLECTION
7.3.2 Distance Offset Measurement
The measurement of a place apart from a prism is possible by inputting offset horizontal distance of
front and back / right and left.
When measuring coordinates of ground point A
1
: Set the instrument height / prism height.
When measuring coordinates of point A
0
: Set the instrument height only.
(Set the prism height to 0 ).
Operating procedure Operation Display
1 Press the [F3](MEAS) key and press the [F4]key to
get to the next soft key page.
[F3]
[F4]
2 Press the [F1](OFSET) key.
[F1]
3 Press the [F2](DIST.OFFSET) key.
[F2]
4 Press the [F1](INPUT) key and enter Right and
Left direction offset value.*1)
[F1]
Enter HD
[F4]
A
1
A
0
oHD sign
Forward HD
RorL HD
Prism height
Prism P
Occ.Point
Instrument height
PT#
PT-11
PCODE :TOPCON
R.HT : 1.200 m
INPUT SRCH MEAS ALL
PT#
PT-11
PCODE :TOPCON
R.HT : 1.200 m
VH *SD NEZ P1
OFSET --- NP/P P2
OFFSET 1/2
F1:ANG. OFFSET
F2:DIST. OFFSET
F3:PLANE OFFSET P
DISTANCE OFFSET
INPUT RorL HD
oHD: m
INPUT ––– SKP ENTER
DISTANCE OFFSET
INPUT FORWARD HD
oHD: m
INPUT ––– SKP ENTER