Topcon QS3A 3" Quick Station Robotic Total Station

Quick Overview

Topcon QS3A 3" Quick Station Robotic Total Station w/ A7 Robotic Prism
- TopSURV Version 8.2 On-Board
- 2.4GHz Spread Spectrum Radio
Item ID: X2297 X2298
Condition: Refurbished
Warranty: 90 Day Exchange


* Topcon QS3A 3" Quick Station Robotic Total Station [ID- X2297]
         - TopSURV Version 8.2 On-Board
         - 2.4GHz Spread Spectrum Radio
         - Unit Has Been Calibrated By A Topcon Service Center
* Topcon A7 Robotic Prism [ID- X2298]
* Topcon Plumb Bob
* Topcon Lithium ION Battery Charger
* Rain Cover
* Lens Cap
* Rain Lens Cover
* Handle For Unit
* QTY. 2 Battery Packs
* AC Adapter/Charger
* Power Cord
* Hard Copy User Manual
* Hard Carrying Case


Topcon QS3A Quick Station 3" Total Station
Topcon’s new QS Series Robotic Systems: Superior Technology – Superior Design – Superior Performance and Value only from Topcon, the World Leader in Precision Measurement Technology

The QS Series Quick Station
Jobsite demands are constantly changing. Adopting and utilizing the very best technology innovations for your business enables you to increase your productivity and profitability like never before.

Robotic instrument technology and the significant performance advantages it can offer have changed the way topography and layout tasks are completed worldwide. Through Topcon’s leadership and experience in optical instrumentation that spans more than 70 years, we have the know-how to design and build the very best robotics systems available. Topcon is now on its 8th generation of robotic instrument technology.

With a modern, cable-free design, the QS Series offers the most advanced robotic technology available. The QS Series Robotic System features sophisticated technology unique to Topcon. Our one-touch Quick Lock feature that set the standard in robotic target acquisition has taken another step forward with X-TRAC 8, a superior technology solution for strong tracking and quick re-acquisition in challenging environments.

Available in 1, 3, and 5 second angle accuracies, you can select the instrument that best fits your requirements. All QS Series Robotic Systems offer reflectorless measurement superior to any other instrument available – capable of precision measurements at a mind-boggling 6,500 ft. (2,000m)!

Now even faster 2000m Reflectorless EDM Technology
  • Most powerful reflectorless EDM available
  • Measure reflectorlessly to almost anything at 350 meters
  • Long range power means unsurpassed short range performance
  • Pinpoint accuracy with narrow, focused beam
Integrated Radio System
  • 2.4 GHz Interference free Spread Spectrum Radio
  • Integrated into side panel of the instrument
  • RC-4R includes built-in radio module
  • New system design extends operational range over 20%
  • Open Controller Strategy

  • Advanced X-TRAC 8 Tracking Technology
  • Hybrid Positioning capable
  • One touch robotic setup
  • Unmatched long range reflectorless EDM technology
  • New Quick Lock RC-4 System with integrated robotic radio communication
  • Full-color, graphical Windows® CE interface

Absolute Reading
2 sides
2 sides
Minimum Reading
1” / 5” (0.2/1mgon)
Accuracy 3" (1mgon)
Tilt Correction Dual Axis
Compensating Range ±6’
Prism Mode
1 prism 9,840’ (3,000m)
3 prism 13,120’ (4,000m)
9 prism 16,400’ (5,000m)
Fine 0.2mm / 1mm ±(2mm+2ppmxD) m.s.e
Coarse 1mm ±(7mm+2ppmxD) m.s.e
Coarse 10mm ±(10mm+2ppmxD) m.s.e.
Non-Prism Mode 4.9’ - 820’ (1.5m - 250m)
NP Accuracy
Fine 0.2mm / 1mm ±(5mm) m.s.e.
Coarse 1mm / 10mm ±(10mm) m.s.e.
Non-Prism Long Mode 16.4’ - 6,500’ (5.0m - 2,000m)
NP Long Mode Accuracy
Fine 1mm ±(10mm+10ppmxD) m.s.e.
Coarse 5mm ±(20mm+10ppmxD) m.s.e.
Coarse 10mm ±(100mm) m.s.e.
Microsoft Windows® CE.NET 4.2
Processor Intel PXA255 400MHz
Full Color Touch-screen