Pentax W-825NX - 5 Specifications

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5. SPECIFICATIONS
Model W-821NX W-822NX W-823NX W-825NX W-835NX
Telescope Magnification 30x
Effective aperture 45mm (EDM 45mm)
Resolving power 3.0”
Field of view 2.6% (1° 30')
Minimum focus 1.0 m
Focus Auto focus / Power focus / Manual
Distance measurement Laser class Visible Laser: Class IIIa (3R) (Reflectorless)/ Class II (2) (Prism. sheet)
Measurement range (Good condition)
Reflectorless 1.5 ~ 550m
Reflectorsheet 1.5 ~ 600m (800m)
Mini Prizm 1.5 ~ 2500m (3000m)
1P 1.5 ~ 7000m (9000m)
3P 1.5 ~ 9000m (9999m)
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
At Auto-ATM. Correction
Prism / Reflector Sheet 1.5m ~ 10m: ± (3+10ppm x D)mm
10m ~ : ± (2+10ppm x D)mm)
Reflectorless 1.5m ~ 300m: ± (5+10ppm x D)mm
300m ~ : ± (7+18ppm x D)mm
Minimum count 0.1mm (Fine mode), 1mm (Normal mode), 10mm (Track mode)
Measurement 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 method Absolute Rotary encoder
Detection method Vertical / Horizontal angle: 2 sides
Minimum count 1” / 5” selectable
Accuracy (ISO 17123-3) 1” 2” 3” 5”
Compensator 3 axis 2 axis
Tangent screw 2 speed 1 speed
Sensitivity of vials
Plate level (electronic) 30”/1div.
Circular level 8’/2mm
Plummet Visible Laser, ±0,5mm (instrument height 1.5m)
Base Detachable Shifting
Dust and Water Protection IP54 (instrument only)
Ambient temperature -20°C ~ 50°C / -4°F ~122°F (Working range)
Tripod thread 5/8” x 11 35mm P2
Dimensions / Weight
Dimension 197(W) x 347 (H) x 217 (L)mm
Weight (incl. Battery) 6.3 kg 6.2 kg
Carrying case 380(W) x 292 (H) x 475 (L)mm / 3.2 kg
Battery pack BP02
Power source Ni-MH 4300mAh (Rechargeable), DC6.0V
Operation time Approx. 7 hours (single measurement every 30 seconds)
Weight 380g
Battery charger BC03 and AC Adapter AC01
Input voltage (AC01) AC 100 ~ 240V
Output vultage (BC03) DC7.5V
Weight 280g
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