de3a l1
de3a l2

DE3A-L

DE3A-L

de3a l3

Technical Specifications

Instrument Model: DE-3AL
General
Weight 4.5 Kg (9.92 lbs)
Dimensions 190 x 170 x 355 mm
(7.48" x 6.69" x 13.97")
Tribrach Detachable
Angle Measurement
Type Absolute Angle Encoder System
Detection Method Level Radial, Vertical Radial
Minimum Reading 1", 5", 10" or 20"
Accuracy 2", 5", or 10"
Level Vials
Plate/Tubular Bubble Vial 30" / 2 mm
Circular Bubble Vial 8' / 2 mm
Electronic Vial N/A
Tilt Sensor / Compensator
Type Single Axis
Method Liquid-Electric Detection
Range ±3'
Telescope
Image Erect
Magnification 30X
Objective Lens Aperture 47 mm (1.85 in)
Focus Distance 1m (39.37 in) to infinity
Field of View 1° 30' (26 m/1,000 m)
Ratio of Stadia Lines 100/0
Resolving Power 3.75"
Length of Tube 162mm (6.37 in)
Reticule Illumination Yes, Built-in
Quick Sights Yes
Laser Plummet
Accuracy 1.5 mm at 1.5 m height
Class Class-2
Wavelength 635nm
Laser Pointer (Targeting)
Accuracy ≤5"
Range (Indoors/Outdoors) 150m
Class / Wavelength Class-2 / 635nm
Battery / Power
Power Source Rechargeable Ni-MH Battery
Battery Life Up to 8 Hours
Battery Life Alert Visible Alert
Display and Keypad
Type LCD - Segment
Sides Dual
Keys Ten-button keypad
Backlight Yes
Temperature & Interface
Operating Temp -10°C to 45°C
Storage Temp -20°C to 45°C
Pin Port Optional RS232