Instruction manual

50
*1) Standard deviation based on DIN 18723
Laser beam
Laser class : Class II (Class 2)
Wave length : 633nm
Maximum output : 0.6mW
Laser beam range : 50m
Condition Weather : Fine
Time : The daylight hours
Laser beam diameter(When focused)
*2)
*2) The laser beam diameters are theoretical values
The visible laser beam diameter will vary with brightness of circumstance.
Optical
Plummet
Telescope
Magnification 3x 3x 3x
Filed of view 3° 3° 3°
Focusing 0.5m~∞ 0.5m~∞ 0.5m~∞
Level
Sensitivity
Plate level 40"/2 mm 40"/2 mm 60"/2 mm
Circular level 10'/2mm 10'/2mm 10'/2mm
Water protection Standard IP 66 IP 66 IP 66
Power Supply Battery 4 AA
batteries
4 AA
batteries
4 AA
batteries
Operating Time
(Alkaline manganese
dry batteries),
(+20°C [+68°F]Åj
Theodolite only
Laser only
Theodolite and
laser
Approx. 140
Approx. 80
Approx. 45
(hours)
Approx. 150
Approx. 80
Approx. 45
(hours)
Approx. 170
Approx. 80
Approx. 45
(hours)
Tr i br a c h Ty p e Detachable Detachable Fixing
Others Dimension
DxWxH(mm)
152x188x313
(5.97x7.1x12.3 in)
152x188x313
(5.9x7.1x12.3 in)
152x188x305
(5.9x7.1x12.0 in)
Weight (Includ-
ing batteries)
4.2kg
(9.2 lb)
4.2kg
(9.2 lb)
3.6kg
(7.9 lb)
Instrument height 176 mm
(6.93 in)
176 mm
(6.93 in)
---------
Serial signal
RS-232C
connector
Ye s No No
Laser beam Laser class Class 2
Class II
Class 2
Class II
Class 2
Class II
Wave length 633nm 633nm 633nm
Maximum output 0.6mW 0.6mW 0.6mW
Laser beam
range*2)
50m 50m 50m
Telescope
Magnification
Distance(m) 5 10 20 30 50
30x Beam diameter(m) 0.1x0.2 0.2x0.4 0.5x0.7 0.7x1.1 1.2x1.9
26x Beam diameter(m) 0.1x0.2 0.3x0.4 0.6x0.8 0.8x1.2 1.4x2.0
Item Item
Model
DT-205L DT-207L DT-209L