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Total Station Topcon GTS 255 Deskripsi : Telescope Length 150 Millimeters Objective Lens Diameter 45mm (EDM:50mm) Magnification 30x Image Erect Field of View 1°30 Resolve Power 3 " Min. Focus Distance 1.3 meters Measurement Range 1 Prism 6560 ft, 2000 meters 3 Prism 8856 ft, 2700 meters Measuring Accuracy Prism Mode ±(2mm + 2ppm x D)m.s.e. fine, N/A Measurement Time 1mm: 1.2sec. (Initial 4sec.) fine, 0.2sec. (Initial 3sec.) coarse, N/A Angle Measurement Method Absolute Reading Detection 2 horizontal, 1 vertical Minimum reading 5”/1”, 1/5 mgon Tilt Correction Type Automatic Vertical and Horizontal compensator Method Liquid surface reflective profile sensor reading type Compensating Range ±3' Correction Unit 1 arc sec, N/A Computer Unit Display 2 screen, dot matrix graphic LCD display Power Approximate battery life 9 hours including distance measurement , 40 Angle measurement only Durability Protection against water and dust IP54 Temperature -20 to 50 degrees C (-4 to 122 degree F) Weight Instrument 4.9KG (10.8lb) ...detail |
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