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NTS02B

Total Station

Sokkia
Sokkia Co., Ltd. was founded in 1920 as Sokkisha in Japan. It makes measurement instruments for the surveying, construction and industrial measurement industries. In 2008 Sokkia was acquired by Topcon, but still maintains a separate brand.
Price: 3xxx$ 4000$

Overview for the Northwest Instrument NTS02B 2 Second Reflectorless Total Station

Accurate, economical and durable, the Northwest Instrument NTS02B 2 Second Reflectorless Total Station is a rugged and reliable device used by land surveyors and civil engineers to record topographical data. This total station has a reflectorless range of up to 984 feet and measures a range of 6,561.68 feet with a single prism. Plus, it has a laser plummet and 20,000 internal memory points for large storage of field data. It also features automatic detection and correction for meteorological, atmospheric refraction and earth curvature.

For wireless data collection, the NTS02B has an integrated Bluetooth technology. Plus, it is easy to download and upload files via the RS232C and USB ports. With the Improved Absolute Encoder, it take smooth readings in fine modes. Aside from the illuminated dual side LCD display, this total station features an EDM laser for precise reflectorless measurements.

With an environmental rating of IP55, this Northwest Instrument total station is dust proof and water resistant. Having a rechargeable Li-ion battery, it can last up to nine hours of battery life. This two-second total station also has an onboard software that can be used for surveying projects. On top of this, it is backed up by three-year manufacturer's warranty.

Configuration Options

The Northwest Instrument NTS02B 2 Second Reflectorless Total Station is available in two models. Please select your preference from the drop-down menu above.

  • 10831: With Bluetooth Only
  • 10835: With Bluetooth, USB Port, SD Card Slot, Dual Axis, Automatic Atmospheric & Temperature Sensor

Specifications for the Northwest Instrument NTS02B 2 Second Reflectorless Total Station

General

Weight 14 lbs (6.3 kg)
Dimensions 8.6" L x 7.2" W x 14.1" H (22 cm x 18.4 cm x 36 cm)
Warranty 3-year
Protection Class IP55 dustproof and water resistant
Tripod Thread 5/8-11
Auto Shut Off No
Internal Memory 20,000 points
Software On-board
Tribrach No
Auto-Tracking Speed No
Guide Light No
 

Angle Measurement

Measuring Method/Reading System Absolute encoder
Detection Method Level Radial, Vertical Radial
Minimum Reading 1 second/ 5 second/ 10 second, selectable
Accuracy 2 second
Diameter of Circle No
Display Method No
 

Distance Measurement

Unit of Measure (distance display) m/ft
EDM Accuracy (Precision) ±(2mm + 2ppm x D)
Minimum Reading Up to 984 ft. (300 m)
 

Tilt Sensor/Compensator

Range ±3'
Type Liquid
Method Electronic automatic
Setting Accuracy No
 

Battery/Power

Power Source Rechargeable Li-ion battery
Battery Life Up to 9 hours
Battery Life Alert Yes
Voltage 7.2-volt DC
 

Optical Plummet

Image No
Magnification No
Field of View No
Focus Range No
 

Level

Plate/Tubular Bubble Vial 30 second (2mm)
Circular Bubble Vial 8 minutes (2mm)
Electronic Level No
 

Telescope

Length of Tube No
Image Erect
Diameter of Objective Lens (Aperture) 1.77 in (45mm) EDM
Magnification 30x
Field of View 1º20’
Resolving Power 4"
Minimum Focus Distance 3.94 ft. (1.5 m)
Ratio of Stadia Lines No
Sight Distance Precision/Focus Range No
Reticle Illumination No
Reflectorless Yes
Quick Sights (Rough Sights) No
 

Display and Keypad

Type LCD display
Sides Dual
Keys Alphanumeric
Touchscreen No
Backlight Yes
Pixels No
 

Temperature

Operating -4Fº to 122ºF (-20ºC to 50ºC)
Storage No
 

Applications

Surveying and Construction Yes
Mapping and GIS (geographic information systems) Yes
Utilities Yes
Environment Studies Yes
Geomarking Yes
Archaeology Yes
Accident Reconstruction Yes
 

Measurement Range (under fair weather conditions)

Single Prism Up to 6,561.68 ft. (2,000 m)
Triple Prism No
No Prism Up to 984 ft. (300 m)
Mini Prism No
Reflective Tape No
Reflector Sheet Up to 2,296.59 ft. (700 m)
Cat Eye/Flat Prism No
360 Degree Prism No
 

Functions

Coordinate Measurement Point Yes
Angle and Distance Stake Out Yes
Stake Out Line Yes
Offsets Yes
Missing Line Yes
Remote Elevation Yes
Resection Yes
Area Calculation Yes
Real-Time Video Imaging No
 

Measurement Time

Fine Single modes: 2 seconds; Continuous mode: 1.2 seconds
Rapid 0.5 seconds
Tracking No
 

Laser Plummet

Accuracy ±0.8 mm/ 1.5 m
Class Class 2/ I EC60825-1
Wavelength 650 nm
 

Laser Pointer

Class Class 3R/ IIIA
Accuracy No
Reflectorless range No
Wavelength No
Range to reflective tape No
Range to glass prism No
 

Interface

Bluetooth Optional
USB Type A
Pin Port 9-pin (RS-232C)
Operating System No
 

RC-PR5 Remote Control System

Operating Range N/A
Measuring Time N/A
 

Auto-pointing

One AP Prism No
Reflective Sheet No
360 Degree Prism No
Mini Prism No