GPT-3000 SERIES - FLT Geosystems
GPT-3000 SERIES - FLT Geosystems
GPT-3000 SERIES - FLT Geosystems
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23 SPECIFICATIONSAtmospheric Correction Range : –999.9 ppm to +999.9 ppm, in 0.1 ppm incrementsPrism Constant Correction Range : –99.9 mm to +99.9 mm, in 0.1 mm incrementsCoefficient Factor : Meter / FeetInternational feet 1meter = 3.2808398501 ft.US SURVEY feet 1meter = 3.2808333333 ft.Electronic Angle MeasurementMethod : Absolute readingDetecting systemHorizontal angle<strong>GPT</strong>-3002/3003/3005 : 2 sides<strong>GPT</strong>-3007 : 1 sideVertical angle : 1 side<strong>GPT</strong>-3002 : 2 sides<strong>GPT</strong>-3003/3005/3007 : 1 sideMinimum reading<strong>GPT</strong>-3002/3003/3005 : 5" / 1" (1mgon / 0.2mgon) reading<strong>GPT</strong>-3007 : 10" / 5" (2mgon / 1mgon) readingAccuracy (Standard deviation based on DIN 18723 )<strong>GPT</strong>-3002 : 2"(0.6mgon )<strong>GPT</strong>-3003 : 3"(1mgon )<strong>GPT</strong>-3005 : 5"(1.5mgon )<strong>GPT</strong>-3007 : 7"(2mgon )Measuring time : Less than 0.3 sec.Diameter of circle : 71mmTilt Correction (Automatic index)Tilt sensor<strong>GPT</strong>-3002/3003/3005 : Automatic vertical and horizontal compensator<strong>GPT</strong>-3007 : Automatic vertical compensatorMethod : Liquid typeCompensating Range : ±3'Correction unit : 1" (0.1mgon)OthersInstrument height : 176mm (6.93in) Base unit detachable(Height from the tribrach dish to the center oftelescope)Level sensitivityCircular level : 10'/2mmPlate level<strong>GPT</strong>-3002/3003/3005 : 30"/2 mm<strong>GPT</strong>-3007 : 40"/2 mmOptical Plummet TelescopeMagnification : 3×Focusing range : 0.5m to infinityImage : ErectField of view : 5°(ø114mm/1.3m)Laser pointerLight source : L.D (Visible laser)Wave length : 690nmOut put : 1mW maximumLaser class : Class 2(IEC Publication 825): Class II(FDA/BHR 21 CFR 1040)23-2
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