Specifications Total Station for Topcon GTS 255

 

  Highlights

• Single prism measurement up to 7,454'
• 24,000-point internal memory
• Accuracy up to 5 seconds
• Pre-installed surveyor software
• Easy to read LCD display 

• Specifications for the Topcon GTS 255 5 Second Total Station

  General
  Weight	10.8 lbs (4.9 kg)
  Dimensions	7.2 in x 6.8 in x 13.2 in (18.4 cm x 17.2 cm x 33.6 cm)
  Protection Class	IP54 (protected against dust and water splashes)
  Internal Memory	24,000 points
  Angle Measurement
  Measuring Method/Reading System	Absolute encoder
  Detection Method	Horizontal: double, Vertical:single
  Minimum Reading	1-second/5-second
  Accuracy	5-Second
  Diameter of Circle	71 mm
  Distance Measurement
  Unit of Measure (distance display)	m/ft
  EDM Accuracy (Precision)	±(2mm + 2ppm x D)
  Minimum Reading	900 m (3,000 ft)
  Tilt Sensor/Compensator
  Range	± 3
  Type	Automatic vertical and horizontal
  Method	Liquid surface reflective profile sensor reading
  Setting Accuracy	1 arcsec
  Battery/Power
  Power Source	Rechargeable Ni-MH battery
  Battery Life	9 hours
  Battery Life Alert	yes
  Voltage	7.2V
  Optical Plummet
  Image	Erect
  Magnification	3x
  Field of View	5 degrees
  Focus Range	0.5 m to infinity
  Level
  Plate/Tubular Bubble Vial	30 seconds per division/(2 mm)
  Circular Bubble Vial	10 minutes per division/(2 mm)
  Telescope
  Length of Tube	150 mm
  Image	Erect
  Diameter of Objective Lens (Aperture)	1.77 in (45mm) EDM: 1.97 in (50 mm)
  Magnification	30x
  Field of View	1 degree 30 arcmin
  Resolving Power	3.0 arcsec
  Minimum Focus Distance	1.3 m (4.2 ft)
  Reticle Illumination	Provided
  Display and Keypad
  Type	2 screen, dot matrix graphic LCD display
  Keys	Alphanumeric
  Backlight	yes
  Temperature
  Operating	-4Fº~122ºF (-20ºC~50ºC)
  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	7,545 ft. (2,300 m)
  Triple Prism	10,200 ft. (3,100 m)
  Mini Prism	3,000 ft. (900 m)
  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
  Measurement Time
  Fine	1 mm: 1.2 seconds (Initial 4 seconds); 0.2 mm: 2.8 seconds (Initial 5 seconds)
  Tracking	0.4 seconds (Initial 3 seconds)
  Interface
  Pin Port	9-pin (RS-232C) See All...

   

Total station topcon