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We welcome trade-ins and offer competitive rates for your used gear - email or call for more information!

Trimble Robotic SystemTrimble Robotic System

We have excellent financing available on all new and used equipment OAC. Please contact us for details.

We stand behind what we sell

Carlson CR2 w/ Mini2, Surveyor2, and Supervisor TabletCarlson CR2 w/ Mini2, Surveyor2, and Supervisor Tablet

(unless it's a robot - then we stand at the pole!)

 US Survey Supply is an Authorized Dealer of:

Carlson Software


Dutch Hill


SubSurface Instruments


Carlson SurvCE

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In addition to new products we always have a variety of used instruments available. The images above don't necessarily reflect current inventory; call us to find out what's here now.

Carlson CR+ 1"/2"/5"

Carlson Software’s super reliable robotic total stations offers advanced technology for:

  • searching
  • tracking
  • aiming

With the flexibility to combine with Carlson Software’s powerful data collection software and other hardware solutions, the CR+ robot delivers precision and productivity for land surveying, engineering, and construction measurement at a price that can't be beaten.

* Call us @ 866-USSURVEY for best pricing!

** Not all configurations are necessarily in stock; please allow up to two weeks for delivery and as always, if you have questions we welcome your call or email.

Technical Specifications:

Angle Measurements (Hz, V)
Accuracy (ISO 17123-3) 5” (1.5 mgon), 2” (0.6 mgon), 1" (0.3086 mgon)
Method Absolute, continuous, diametrical
Compensation Quadruple axis
Display resolution 0.1” (0.1 mgon)
Distance Measurements
Prism (range, accuracy) 3,500 m (12,000 ft), 1 mm +
1.5 ppm
Prism, long-range (range, accuracy) 10,000 m (33,000 ft), 5 mm +
2 ppm
Non-prism (range, accuracy) 1,000 m (3,300 ft), 2 mm +
2 ppm
Laser dot size (non-prism) 7 mm x 10 mm at 30 m, 8 mm x 20 mm at 50 m
Rotating speed 45° (50 gon)/s
Range (round / 360° prism) 1,000 / 800 m (3,300 / 2,600 ft)
Accuracy (ISO 17123-3) 1” (0.3 mgon)
Range (round / 360° prism) 800 / 600 m (2,600 / 2,000 ft)
Speed 90km/h at 100 m
Range 300 m (1,000 ft)
Typical search time 5 – 10 sec
Search area Default Hz: 360°, V: 36°, definable search window
Working range 5 – 150 m (15 to 500 ft)
Positioning accuracy 5 cm at 150 m (2” at 330 ft)
Keyboard and Display
Display Full VGA color LCD, touch screen
Keyboard Two full alphanumeric; 35 keys: illumination (2nd optional)
Data Storage and Interface
Memory / storage 1GB internal / Removable SD card and USB stick
Interface Bluetooth® wireless technology, RS232, ZRT80 radio modem
Weight / Environmental Conditions
Weight 5.5 kg (total station fully equipped)
Operating temperature -20° to +50°C (-4° to +122°F)
Protection against water and dust IP55, 95 % humidity non-condensing
Power Management
Battery    Removable Li-Ion 7.4V, 4.4 Ah
Operating time     8 h