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Topcon GPT-8203 Total Station
$750.00
Used Topcon GPT-8203 robotic total station with RC-2 handle, battery, and case. Calibrated and in working condition.
Description
The non-prism mode can comfortably measure distances beyond 1km. Easy observation of off-limits areas such as hazardous areas stricken by disasters and airports.
High-speed auto tracking at 12°/s for instrumentation of moving objects. Powerful in instrumentation of various types in auto tracking and auto calibration.
Features:
- Reflectorless Measurement up to 1200m or nearly 4000’
- Advanced reflectorless EDM design with two mode operation
- Completely cable-free operation with new wireless RC-2IIW
- Radio-free optical data communication
- Sophisticated tracking technology without expensive, special prisms
- Innovative Movement Anticipation tracking technology
Specifications
| Measurement Range | |
| Prism Mode | |
| 1 prism | 2 – 7,000m (6.6 – 22,900 ft) |
| Pin pole prism | 2 – 2,500m (6.6 – 8,200 ft) |
| Mini Prism | 2 – 1,500m (6.6 – 4,920 ft) |
| Non-Prism Normal Mode | 3 – 120 m (9.8 – 394 ft) |
| Non-Prism Long Mode | |
| Kodak Gray Card White (90%) surface | 30m – 1200m (98 – 3937 ft) |
| Kodak Gray Card Gray (18%) surface | 30m – 500m (98 – 1647 ft) |
| Accuracy | |
| Prism Mode | |
| Fine Mode | ±(2mm+2ppmxD*)m.s.e |
| Coarse Mode | ±(10mm+2ppmxD*)m.s.e. |
| Non-Prism Normal Mode | |
| Fine Mode 3 – 25m (9.8 ft – 82 ft) | ±(10mm) m.s.e. |
| Fine Mode 25m (82 ft) | ±(3mm+2ppm) m.s.e. |
| Coarse Mode | ±(10mm+2ppm) m.s.e. |
| Non-Prism Long Mode | |
| Fine Mode (1mm mode only) | ±10mm+10ppm |
| Coarse I Mode | ±20mm+10ppm |
| Coarse II Mode | ±100mm |
| Least Count in Measurement | |
| Prism Mode | |
| Fine mode | 0.2mm(0.001 ft) / 1mm(0.005 ft) |
| Coarse mode | 1mm(0.005 ft) / 10mm(0.02 ft) |
| Non-Prism Normal Mode | |
| Fine Mode | 0.2mm(0.001 ft) / 1mm(0.005 ft) |
| Coarse Mode | 1mm(0.005 ft) / 10mm(0.02 ft) |
| Non-Prism Long Mode | |
| Fine mode | 1mm (0.005 ft) |
| Coarse I Mode | 5mm (0.01 ft) |
| Coarse II Mode | 10mm (0.02 ft) |
| Measuring Time | |
| Prism Mode | |
| Fine Mode | 1mm: Approx. 1.2 sec.(Initial 3.0 sec.) 0.2mm: Approx. 3.0 sec.(Initial 4.0 sec.) |
| Coarse Mode | 10mm: Approx. 0.3 sec.(Initial 2.5 sec.) 1mm: Approx. 0.5 sec.(Initial 2.5 sec.) |
| Non-Prism Normal Mode | |
| Fine Mode | 1mm: Approx. 1.2 sec.(Initial 3.0 sec.) 0.2mm: Approx. 3.0 sec.(Initial 4.0 sec.) |
| Coarse Mode | 10mm: Approx. 0.3 sec.(Initial 2.5 sec.) 1mm: Approx. 0.5 sec.(Initial 2.5 sec.) |
| Non-Prism Long Mode (White Surface) | |
| Fine mode | 1.5 sec – 6.0 sec (Initial 6.0 – 8.0 sec) |
| Coarse I Mode | 1.0 sec – 3.0 sec (Initial 6.0 – 8.0 sec) |
| Coarse II Mode | 0.4 sec (Initial 4.0 – 7.0 sec) |
| Angle Measurement | |
| Method | Absolute Reading |
| Minimum Reading | 1″/5″ (0.2/1mgon) |
| Accuracy | 3″ |
| Tracking Method | |
| Maximum Turning Speed | 50°/ sec |
| Maximum Tracking Speed | 12°/ sec |
| Tracking Range | Prism Type 2 : 8m – 800m 360° Prism : 10m – 500m Reflector tape : 10m – 50m |
| Tracking Accuracy | 3″ |
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