PT Mora Anugerah Berkat
Model |
DT-305 |
DT-305L |
DT-309G |
DT-309GL |
|
Telescope |
Length |
149 mm |
152 mm |
149 mm |
152 mm |
Aperture |
45 mm |
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Magnification |
30X |
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Image |
Erect |
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Field of View |
1°30′ (26m/1,000m) |
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Resolving Power |
2.5″ |
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Minimum Focus |
0.9m |
1.0m |
0.9m |
1.0m |
|
Stadia Ratio |
100 |
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Stadia Constant |
0 |
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Angle
|
Method |
Rotary absolute encoder |
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Detecting |
Horizontal : 1 sides |
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Vertical : 1 sides |
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Minimum
|
1″(0.0002 gon/0.01 mil) /
|
10″(0.002 gon/0.05 mil) /
|
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Accuracy |
5″ |
9″ |
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Display |
Unit |
2 sides |
1 sides |
||
Tilt Angle
|
Type |
Automatic vertical compensator |
– |
||
Range of
|
±3′ (±0.0555 gon) |
– |
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Compensation
|
Can be changed (compensation is done
|
– |
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Optical
|
Magnification |
3x |
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Minimum Focus |
0.5 m |
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Sensitivity
|
Circular Level |
10″/2 mm |
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Plate Level |
30″/ 2 mm |
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Temperature |
Operating
|
-20 to 50°C (-4 to 122°F) (no condensation) |
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Storage
|
30 to 60°C (-22 to 140°F) (no condensation) |
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Environmental
|
Dust and
|
IP66 (IEC 60529:2001) |
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Power Supply
|
Power Source |
4 AA Alkaline batteries |
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Working duration
|
Theodolite Only |
about 230 hours |
about 250 hours |
||
Laser Only |
– |
about 80 hours |
– |
about 80 hours |
|
Theodolite & Laser |
– |
about 55 hours |
– |
about 55 hours |
|
Power Supply
|
Power Source |
BDC71 (Optional accessory) |
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Working duration
|
Theodolite Only |
about 300 hours |
about 250 hours |
||
Laser Only |
– |
about 100 hours |
– |
about 100 hours |
|
Theodolite & Laser |
– |
about 70 hours |
– |
about 70 hours |
|
Tribrach |
Type |
Detachable |
Fixing |
||
Power Supply
|
Power Source |
4 AA Alkaline batteries |
|||
Working Duration
|
Theodolite Only |
about 300 hours |
about 350 hours |
||
Laser Only |
– |
about 80 hours |
– |
about 80 hours |
|
Theodolite & Laser |
– |
about 55 hours |
– |
about 55 hours |
|
Tribrach |
Type |
Detachable |
Fixing |
||
Laser –
|
Signal Source |
– |
Red laser diode
|
– |
Red laser diode
|
Maximum Output |
– |
0.6 mw |
– |
0.6 mw |
|
Laser Class |
– |
Class 2 |
– |
Class 2 |
|
Laser Beam Range |
– |
50 m (in daylight) |
– |
50 m (in dayliaght) |
|
Others |
Size
|
173(D) x 181(W) x 318(H) mm
|
173(D) x 174(W) x 318(H) mm
|
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Weight |
4.1 kg (9.04lb)
|
4.1 kg (9.04lb)
|