Topcon GPT-2005 Marine Instruments User Manual


 
1-3
1 NOMENCLATURE AND FUNCTIONS
1.2 Display
Display
The display uses a dot matrix LCD which has 4 lines and 20 characters per line. In general, the
upper three lines display measured data, and the bottom line displays the soft key function which
changes with the measuring mode.
Contrast and Illumination
The contrast and illumination of display window are adjusted. See Chapter 6 “SPECIAL MODE
(Menu Mode)”.
Example
Display marks
Angle measurement mode
V-angle : 90°10’20”
H-angle : 120°30’40”
Distance measurement mode
Horizontal-angle : 120°30’40”
Horizontal distance : 65.432m
Relative elevation : 12.345m
Feet unit
Horizontal-angle : 120°30’40”
Horizontal distance : 123.45ft
Relative elevation : 12.34ft
Feet and inch unit
Horizontal-angle : 120°30’40”
Horizontal distance : 123ft4in6/8in
Relative elevation : 12ft3in4/8in
Display Contents Display Content
VV-angle
EDM working
HR H-angle right m Meter unit
HL H-angle left f Feet unit / Feet and inch unit
HD Horizontal distance
N
P
Switches non-prism mode or prism mode
VD Relative elevation
SD Slope distance
NN coordinate
EE coordinate
ZZ coordinate
V : 90°10'20"
HR: 120°30'40"
0SET HOLD HSET P1
HR: 120°30'40"
HD* 65.432 m
VD: 12.345 m
MEAS MODE NP/P P1
HR: 120°30'40"
HD* 123.45 f
VD: 12.34 f
MEAS MODE NP/P P1
HR: 120°30'40"
HD* 123.04.6f
VD: 12.03.4f
MEAS MODE NP/P P1