R-423VDN
R-425VDN
Telescope
Magnification
30 x
Effective aperture
45mm(EDM45mm)
Resolving power
3"
Field of view
2.6% (1°30')
Minimum focus
1.0m
Focus
Manual
Distance measurement
Laser Class
Visible Laser : Class IIIR(Reflectorless),
ClassII (Prism,Sheet)
Measurement range (Good condition)
Reflectorless
1.5 ~ 400m
Reflector Sheet
1.5 ~ 600m(800m)
Mini Prizm
1.5 ~ 1600m(2000m)
1P
5500m(7000m)
3P
7000m(9000m)
Accuracy
Prism / Reflector Sheet
1.5m ~ 10m : ±(3+2ppm x D)mm
10m ~ : ±(2+2ppm x D)mm
Reflectorless
1.5m ~ 300m : ±(5+2ppm x D)mm
300m ~ : ±(7+10ppm x D)mm
Measuring time
Repeat meas. Normal(1mm) :
Prism / Ref.sheet 2.0sec. Ref.less 2.0sec.
Quick(1mm) :
Prism / Ref.sheet 1.2sec.
Track(10mm) :
Prism / Ref.sheet 0.4sec. Ref.less 0.4sec.
Initial meas.
Normal(1mm) :
Prism / Ref.sheet 2.5sec. Ref.less 2.4sec.
Quick(1mm) :
Prism / Ref.sheet 1.7sec.
Track(10mm) :
Prism / Ref.sheet 2.5sec. Ref.less 2.5sec.
Angle measurement
Measuring system
Absolute rotary encoder
Detection method
Vertical / Horizontal angle
Vertical / Horizontal angle
: 2 sides
: 1 side
Minimum count
5" / 1"
Accuracy(ISO17123-3)
3"
5"
Compensator
2 Axis
Target Screw
1 Speed
Sensitivity of vials
Plate level
30"/2mm
Circular level
8'/2mm
Plummet
Laser Plummet
Base
Detachable
Dust and Water Protection
IP56
Ambient temperature
-20°C ~ +50°C / -4°F ~122°F
Tripod thread
5/8"x11
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5. Specifications
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1
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PEN-R400VDN-QUICK-EN part1 23-10-2013 14:54 Page 15