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Topcon GTS-250 Series Total Stations

  • Description
  • Specifications
  • Brochure

Topcon’s GTS-250 total station series economical, compact, extremely accurate

The GTS-250 series (GTS-252 2" accuracy or GTS-255 5" acuracy) are high-performance total stations designed to provide field-ready quality and accuracy with an economical, compact design.

These are job site-tested total stations for everyday measuring and positioning applications such as topo and construction layout.  They are available in 2- and 5-second models with dual-axis compensation as a standard feature.

The GTS-250 series has a single-prism range of 2000m (6560ft), plus an environmental rating of IP-54 and includes optical plummet, battery, battery charger and two displays as standard equipment.  The GTS-250 uses a standard interface cable allowing it to connect to most popular data collectors or a computer.  It also features onboard programs and 24,000-point data storage.

This series provides the perfect entry-level value choice, and also provides the construction professional with a dedicated layout solution.  Use the on-board software to layout points in the field, confident that with Topcon, you’ll be right on target. Or use any of Topcon’s field controllers running  MAGNET™ software tailored to more complex construction projects.

Image of GTS-250


Length 150 Millimeters
Objective Lens Diameter 45mm (EDM:50mm)
Magnification 30x
Image Erect
Field of View 1°30
Resolve Power 3 "
Min. Focus Distance 1.3 meters
Measurement Range
1 Prism 6560 ft, 2000 meters
3 Prism 8856 ft, 2700 meters
Measuring Accuracy
Prism Mode ±(2mm + 2ppm x D)m.s.e. fine, N/A
Measurement Time 1mm: 1.2sec. (Initial 4sec.) fine, 0.2sec. (Initial 3sec.) coarse, N/A
Angle Measurement
Method Absolute Reading
Detection 2 horizontal, 1 vertical
Minimum reading 5”/1”, 1/5 mgon
Tilt Correction
Type Automatic Vertical and Horizontal compensator
Method Liquid surface reflective profile sensor reading type
Compensating Range ±3'
Correction Unit 1 arc sec, N/A
Computer Unit
Display 2 screen, dot matrix graphic LCD display
Approximate battery life 9 hours including distance measurement , 40 Angle measurement only
Protection against water and dust IP54
Temperature -20 to 50 degrees C  (-4 to 122 degree F)
Weight Instrument  4.9KG (10.8lb)
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