- Telescope & Binoculars[6]
- Other Measuring & Analysing Instruments[10]
- Compasses[2]
- Height Measuring Instruments[2]
- Other Electrical Instruments[1]
- Gauges[2]
- Jewelry Tools & Equipment[8]
- Magnifiers[3]
- Level Measuring Instruments[1]
- Other Optics Instruments[10]
- Tape Measures[4]
- Other Hand Tools[1]
- Hammer[1]
- Pumps[1]
- Theodolites[1]
- Contact Person : Mr. Yu Talor
- Company Name : Harbin Optical Instrument Factory
- Tel : 86-451-84286338
- Fax : 86-451-84286493
- Address : Heilongjiang,harbin,N0.32,The Third Jingwei Street DaoLi District,Harbin,China.
- Country/Region : China
- Zip : 150010
total station
Distance measurement (visible laser)
Type red lasercarrier wave 0.670μmMeasuring system Basic frequency 60MHZEDMtype coaxialDisplay (least count) 1mmLaser facula approx.7×14 / 20mreflectorless mode onlyapprox.10×20 / 50m
AccuracyWith reflector:
EDM measuring program | Accuracy Standard deviation | Time per measurement |
fine | 22ppm | 1s |
fast | 32ppm | 1.2s |
tracking | 52ppm | 0.5s |
IR-tape | 52ppm | 1.2s |
Without reflector:
EDM measuring program | Accuracy Standard deviation | Time per measurement |
Reflectorless fine | 52ppm | 1s |
Reflectorless tracking | 102ppm | 0.5s |
h.Range(20km visible normal condition)
With reflector
Atmospheric conditions | Standard prism | Reflector tape |
5km(Haze) | 1000m | 300m |
20km(Good weather) | 5000m | 800m |
Without reflector
Atmospheric conditions | No reflectorwhite target | No reflector (grey,0.18) |
Object in strong sunlight, severe heat shimmer | 160m | 100m |
Object in shade, or sky overcast | 200m | 120m |
Kodak Grey Card used with exposure meter for reflected light
Other Specification
Display | Max999999.999Min0. |
Unit | m/ft Selectable |
Average measuring times | The average value of∼255 times |
Meteorologic Correction | Manual input, Auto correction |
Atmospheric refraction andearth curvature correction | Manual input, Auto correction K=0.14/0.2 Selectable |
Reflection prism correction | Manual input, Auto correction |
Telescope---------------------------------------------------------- Image ErectMagnification ×Effective aperture (EDM 48)Resolving power Field of view °Minimum focus Stadia ratio Sight distance precision ≤.Tube length 154
Angle Measurement ------------------------------------------Measuring method Photoelectric detection by incremental encoderDia of circle (vertical, horizontal) 79Minimum reading SelectableDetection method Horizontal DualVertical DualMeasuring unit 360°400gon6400mil SelectableVertical angle° Zenith°Horizontal°SelectableAccuracy NTS-352RNTS-355R
Vial ---------------------------------------------------------- Plate vial 302 Circular vial 82
Vertical Compensator---------------------------------------------------- System Liquid-electric detection/plate vialCompensation range ±Resolving power
Optical Plummet------------------------------------------------ Image ErectMagnification 3×Focusing range 0.5∼∝Field of view °
Display --------------------------------------------------------------- Type LCD,Four lines,digital
Data Communication---------------------------------------------Port
On-board Battery----------------------------------------------- Power resource Rechargeable Ni-H batteryVoltage DCType of battery NB20B BatteryNB20C Battery (Selectable)Continuous operation time 8hrs(small battery)10hrs(big battery)Operation Environment ---------------------------------------------- Operating temperature 20°∼50
Size & weight ------------------------------------------------ Dimension 160×150×330
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