• 15,000-point internal memory
• 9,842 foot range to single prism
• Built-in laser pointer
• Pinpoint accuracy narrow beam collimator
• SD data card
• USB port
• Dual graphic LCD display
• Alphanumeric keyboard
Specifications for the CST Berger CST302R 2 Second Reflectorless Total Station:
|
General
|
|
| Weight | 12 lbs (5.4kg) |
| Dimensions | 6.300 in. x 5.905 in. x 13.386 in.(160 x 150 x 340 mm) |
| Warranty | 2-year manufacturer's warranty |
|
Angle Measurement
|
|
| Measuring Method/Reading System | photoelectric detection by incremental encode |
| Detection Method | horizontal:dual; vertical:dual |
| Minimum Reading | 1-second |
| Accuracy | 2-second |
| Diameter of Circle | 3.11 in.(79mm) |
|
Distance Measurement
|
|
| Unit of Measure (distance display) | m/ft |
|
Tilt Sensor/Compensator
|
|
| Range | ±3 minutes |
| Type | liquid electric detection/plate vial |
|
Battery/Power
|
|
| Power Source | rechargeable Li-H battery NB-36 |
| Battery Life | 5-6 hours |
| Battery Life Alert | yes |
| Voltage | DC6V |
|
Optical Plummet
|
|
| Image | erect |
| Magnification | 3x |
| Field of View | 5 degrees |
| Focus Range | 0.3~infinity |
|
Level
|
|
| Plate/Tubular Bubble Vial | 30 sec. per division/2mm |
| Circular Bubble Vial | 8 min. per division/2mm |
|
Telescope
|
|
| Length of Tube | 5.984 in.(152mm) |
| Image | erect |
| Diameter of Objective Lens (Aperture) | 0.060 in.(45mm) EDM: 1.850 in.(47 mm) |
| Magnification | 30x |
| Field of View | 1 degree 30 arcmin |
| Resolving Power | 3 arcsec |
| Minimum Focus Distance | 4.265 ft. (1.3 m) |
| Ratio of Stadia Lines | 100 |
| Sight Distance Precision/Focus Range | less than/equal to 0.4%D |
|
Display and Keypad
|
|
| Type | dual-large LCD display |
|
Temperature
|
|
| Operating | -4Fº~122ºF (-20ºC~50ºC) |
| Storage | -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 | 9,843 ft (3.0 km) |
| Triple Prism | 16,404 ft (5.0 km) |
| No Prism | 656 ft (200 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 |
