Theodolite
Digital Theodolite DE-2A
SPECIFICATIONS
Model |
DE2A/B |
DE5A/B |
Telescope |
|
|
Length |
165mm |
165mm |
Objective lens aperture |
ø45mm |
ø45mm |
Magnification |
30x |
30x |
Image |
Erect |
Erect |
Field of view |
1°30′ |
1°30′ |
Resolving power |
3.3" |
3.3" |
Shortest sighting distance |
1m |
1m |
Additive constant |
0 |
0 |
Stadia proportion constant |
100 |
100 |
Angle measurement |
|
|
Minimum reading |
1"/5" |
1"/5"/10" |
accuracy |
2" |
5" |
Display |
|
|
Display mode |
Double sides display |
Double sides display |
illuminiation |
Provide |
Provide |
Compensator |
|
|
Tilt sencor |
A Provide / B unprovide |
A Provide / B unprovide |
Compensating range |
±3′ |
±3′ |
Optical plummet |
|
|
Magnification |
3X |
3X |
Field of view |
5° |
5° |
Level sensitivity |
|
|
Plate level |
30"/2mm |
30"/2mm |
Circle level |
8′/2mm |
8′/2mm |
Data output |
|
|
Output interface |
RS232C |
RS232C |
Power supply |
|
|
Rechargeable battery |
1800mAh Ni-MH |
1800mAh Ni-MH |
Battery working time |
10-20h |
10-20h |
Others |
|
|
Waterproof class |
IP45 |
IP45 |
Tribrach type |
Detachable |
Detachable |
Working temperature range |
-20°C~+50°C |
-20°C~+50°C |
Dimension |
105x165x335 |
150x165x335 |
Weight |
5kg |
5kg |
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