Online quotes are for reference purposes only
Dl-501 parameters
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Materials |
Model |
Length |
Linear expansion factor |
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Fine-technology |
Bis30a |
3m |
± 0. 1 ppm/°c |
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Normal steel scale |
Bis20 |
2 m |
1 ppm/°c |
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Bis30 |
3m |
1 ppm/°c |
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Materials |
Model |
Length |
On the back |
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Glass steel |
Bgs40 |
4m |
Mode |
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Bgs50 |
5 m |
Mode |
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Dl-501 technical parameters |
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Dl-501 |
Dl-501 standard |
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Telescopes |
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Mirror aperture: 45mm, magnified by 32x |
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Resolution: 3 " , range: 1. 5 m, angle: 1° 20' |
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Auto focus |
Modalities |
Distance ratio measurements |
- what |
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Focus objects |
Rab code |
- what |
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Test |
1. 6 ~100 m |
- what |
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Focus time |
0. 8~4. 0s |
- what |
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Af/mf mode |
Autoconversion (mf mode main) |
- what |
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Enrichment factor: 4. 5x |
- what |
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Compensator |
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Type |
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Magnetic-detachable-system swinger |
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Scope of compensation |
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≥12' |
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Compensatory precision |
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±0. 3" |
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Tilt* limit hint |
Sensors |
Double-axis liquid tilt sensor |
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Functions |
Message hint/ sound hint/ inclination up to ± 8. 5' cannot be measured |
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Distance measurements |
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Measuring precision |
Bis30a steel scale |
0. 2mm |
- what |
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Bis20/30 acetium steel feet |
- what |
0. 3 mm |
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Bgs steel |
1. 0 mm |
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Manual reading |
1. 0 mm (bgs glass and steel feet) |
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Distance precision |
Dz10m |
10mm |
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10m <d≤50m |
≤± 0. 1% x d |
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50m <d≤100m |
≤±0. 2% x d |
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The double correction |
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K=0. 142/0. 20/no correction, option |
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Test |
Electronic readings |
1. 6 ~100 m |
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Manual reading |
1. 5 m |
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Show |
High |
0. 0001/0. 0001/0. 001m |
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Distance |
0. 001/0. 01/0. 1 m |
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Time of measurement |
Single/duplicate |
<2. 5s |
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Mean |
<2. 5s x [number of measurements] |
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Repeat speed |
<1s |
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Measurable light |
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20lx |
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User interface |
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Monitor |
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Led backlight liquid crystal graphics |
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Keyboard |
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27 key backlight letters |
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Dlc1 |
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3 key infrared |
Selection |
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Standard measure program |
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Bf, bffb, bbff, bfbf, |
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Horizontal sensitivity |
Circler |
8'/2mm |
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Lcd graphics |
±12'/internal circle, ±24'/external circle |
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Horizontal palette |
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Diameter: 103 mm, split |
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Data management |
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Data storage |
Memory |
10,000 point data |
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External memory |
Sd/sdhc cards (up to 4gb), usb storage (up to 4gb) |
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Port |
Rs-232c |
Porter rate ~ 57,600 bps |
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Usb |
Usb type 1. 1a |
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Environmental indicators |
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Dust and water protection level |
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Ip54 (iec60529:2001) |
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Working temperature |
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-20°c ~ +50°c |
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Physical indicators |
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Dimensions |
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260 x width 226 x high |
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Weight (including batteries bdc58) |
3. 5 kg |
3. 4 kg |
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Power system |
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Standardized batteries |
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Bdc58 (charging lithium batteries, 7. 2v, 4. 3ah) |
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Working hours |
Auto focus |
About 9 hours |
- what |
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(20°c) |
Manual focus |
About 12 hours |
About 14 hours |
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Power display |
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Four shows, low power tips |
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Auto shutdown |
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30 minutes no operation/manual (optional) |
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Standard difference (medium error) per kilometre round-trip 2b: rear vision, f: forward vision, a: alternation |
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