Keterangan :

The Topcon GTS-230N Series are the innovative successors to the best selling GTS-210/ 220 Series Total stations.
The GTS-210 Series with “ Waterproof� design brought revolution to the surveying industry with features and durability.
Now the GTS-230N Series have up-graded their basic functions for distance and angle measurement in addition to maintaining superb durability against the environment.
The GTS-230N Series are also provided with a longer life battery for 10 hours operation, and various application programs making surveying work quick and simple in the field.
The features included with the “ All Weather� highly productive GTS-230N Series Total Stations are setting a new standard for surveying! !

Electronic Total Station GTS-230N
" GTS-230N

The Topcon GTS-230N Series are the innovative successors to the best selling GTS-210/ 220 Series Total stations.
The GTS-210 Series with “ Waterproof� design brought revolution to the surveying industry with features and durability.
Now the GTS-230N Series have up-graded their basic functions for distance and angle measurement in addition to maintaining superb durability against the environment.
The GTS-230N Series are also provided with a longer life battery for 10 hours operation, and various application programs making surveying work quick and simple in the field.
The features included with the “ All Weather� highly productive GTS-230N Series Total Stations are setting a new standard for surveying! !
" Specifications"
Model Name GTS-233N GTS-235N GTS-236N GTS-239N
TELESCOPE Length 150mm
Objective Lens Diameter 45mm ( EDM 50mm)
Magnification 30×
Image Erect
Field of View 1° 30´
Resolving Power 2.5�
Minimum Focus Distance 1.3m
DISTANCE MEASUREMENT Condition 1 * 1 1 prism 3, 000m ( 9, 900ft) 2, 000m ( 6, 600ft)
3 prisms 4, 000m ( 13, 200ft) 2, 700m ( 8, 900ft)
9 prisms 5, 000m ( 16, 400ft) 3, 400m ( 11, 200ft)
Condition 2 * 2 1 prism 3, 500m ( 11, 500ft) 2, 300m ( 7, 500ft)
3 prisms 4, 700m ( 15, 400ft) 3, 100m ( 10, 200ft)
9 prisms 5, 800m ( 19, 000ft) 4, 000m ( 13, 200ft)
Accuracy ± ( 2mm + 2ppm × D) m.s.e. ± ( 3mm + 3ppm × D) m.s.e.
D: Measuring distance ( mm)
Least Count in Measurement Fine Mode 1mm ( 0.005 ft.) / 0.2mm ( 0.001 ft.)
Coarse Mode 10mm ( 0.02 ft.) / 1mm ( 0.005 ft.)
Tracking Mode 10mm ( 0.02 ft.)
Measurement Display 11 digits: max. display 9999999.9999
Measuring Time Fine Mode 1mm: 1.2 sec. ( Initial 4 sec.)
0.2mm: 2.8 sec. ( Initial 5 sec.)
Coarse Mode 0.7 sec. ( Initial 3 sec.)
Tracking Mode 0.4 sec. ( Initial 3 sec.)
( The initial time will be different by a condition and setting EDH off time.)
Atmospheric Correction Range -999.9 to + 999.9ppm ( By 0.1ppm)
Prism Constant Correction Range -99.9 to + 99.9mm ( By 0.1mm)
ANGLE MEASUREMENT Method Absolute Reading
Detecting System H: 2 sides
V: 1 side H: 1 side
V: 1 side
Minimum Reading 1� / 5�
( 0.2/ 1mgon) 5� / 10�
( 1/ 2mgon)
Accuracy * 3 3�
( 1mgon) 5�
( 1.5mgon) 6�
( 1.8mgon) 9�
( 2.7mgon)
Measuring Time Less than 0.3 sec.
Diameter of circle 71mm
DISPLAY Display Unit Dot matrix LCD 20 characters × 4 lines with Blacklight
2sides 1side
Keyboard 24 numeric keys
TILT CORRECTION ( AUTOMATIC INDEX) Tilt sensor Dual axis Single axis
Method Liquid type
Compensating range ± 3´
Correction unit 1� ( 0.1 mgon)
OTHERS Instrument height 176mm( 6.93in)
LEVEL SENSITIVITY Circular level 10´ / 2mm
Plate level 30� / 2mm 40� / 2mm
LASER PLUMMET : OPTION
OPTICAL PLUMMET TELESCOPE ( STANDARD) Magnification 3×
Focusing Range 0.5m to infinity
Image Erect
Field of view ( at 1.3m) 5° ( dia.114mm)
DIMENSIONS 343( H) × 184( W) × 150( L) mm
Weight Instrument ( with battery) 4.9kg ( 10.8 lbs.)
Plastic carryng case 3.2kg ( 7.1 lbs.)
DURABILITY Water protection IP 66 ( with BT-52QA)
Ambient temperature range -20° C to + 50° C ( -4° F to + 122° F)
BATTERY BT-52QA Output voltage 7.2V
Capacity 2.7AH ( Ni-MH)
Maximum operating time at + 20° C
( + 68° F) Including distance measurement 10 hours ( 12, 000 points)
Angle measurement only 45 hours
Weight 0.3kg ( 0.7 lbs.)
BATTERY CHARGER BC-27BR / 27CR Input Voltage AC 120( BC-27BR) , AC 230( BC-27CR)
Frequency 50/ 60Hz
Recharging Time
( at + 20° C/ + 68° F) 1.8 hours
Operating temperature + 10° C to + 40° C ( + 50° F to + 104° F)
Weight 0.5kg ( 1.1 lbs.)

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