Technical Data - David White 3900HV Owner's Manual

The numbering of the product
features shown refers to the
illustration of the instrument on the
graphic page.
Rotating Laser Beacon
1.
2. Glass Lighthouse
3. Control Keypad
3a. On/Off button with Indicator
3b. Manual Mode Button with
Indicator
3c. ADS Button with Indicator
3d. Remote Sensor Window
Description
Accuracy, Horizontal leveling
Accuracy, Vertical/Laydown
Working Range (diameter)
- without Laser Detector, approx.
- with Laser Detector, apprx.
Rotational Speed (with Remote Control Only)
Leveling Type
(Degrees)
Beam Rating
FEATURES
4.
5.
6.
7.
8.
9.
10. Mounting Clip with Lever
11. Trivet Hinge
12. Slots for Mounting
13. Alignment Marker for Laydown

TECHNICAL DATA

-8-
Battery Compartment Screw
5/8-11 Tripod Mount
Charger Port
Window for Plumb Beam
Trivet Attachment for Vertical
Laydown Positioning
5/8-11 Tripod Mount
Position
3/16-in at 100-ft
(4.5mm at 30m)
1/4-in at 100-ft
(6mm at 30m)
100-ft (30m)
1000-ft (300m)
0, 120, 300, 600 RPM
Electronic (±5º)
Class 2M 635nm
3900HV