HEIGHT ACCURACY Standard deviation for 1km double-run leveling |
Electronic Measurement |
0.6mm (With Invar RAB-Code Staves) 1.0mm (With Fiberglass RAB-Code Staves) |
| Visual measurement |
1.0mm (With Fiberglass RAB-Code Staves) |
DISTANCE ACCURACY Standard deviation |
Electronic Measurement (Invar and Fiberglass RAB-Code staves) |
Up to 10m (33ft.): Within ±10mm (±2/5 in.) 10m (33ft.) to 50m (160ft.): ±0.1%xD Over 50m (160ft.): ±0.2%xD (D=measuring distance, unit: m) |
| Measuring Mode |
|
Single/Repeat/Average/Tracking (selectable) |
| Measuring Range |
Electronic Measurement (Invar and Fiberglass RAB-Code staves) |
1.6 to 100m |
| Minimum Display |
Height |
Single, Repeat or Average mode: 0.0001/0.001m (0.001/0.01ft.) Tracking mode: 1mm (0.01ft.) |
| Distance |
Single, Repeat or Average mode: 0.01m (0.1ft.) Tracking mode: 0.1m (1ft.) |
| Measuring Time |
|
Single, Repeat or Average mode: Less than 3 sec. Tracking mode: Less than 1 sec. |
| Telescope |
Magnification |
32x |
| Image |
Erect |
| Objective Aperture |
45mm |
| Field of View |
1°20' (2.3m at 100m) |
| Resolving Power |
3" |
| Minimum Focusing Distance |
1.5m (5.0ft.) |
| Stadia |
Multiplication Constant: 100, Additive Constant: 0 |
| Compensator |
Type |
Pendulum compensator with magnetic damping system |
| Working Range |
More than ±15' |
Data storage (Internal Memory) |
Capacity |
2000 points (64KB) |
| JOB Control |
Up to 20 JOB (JOB name definable) |
| Point Number |
Auto Incremental / definable |
| Attribute |
Selectable |
| Interface Port |
RS-232C compatible |
| Baud rate |
38400 / 19200 / 9600 / 4800 / 2400 / 1200 bps |
| Data Output Format |
CSV / SDR (selectable) |
| Sensitivity of Circular Level |
|
10'/2mm |
| Horizontal Circle |
Graduation |
1° (1gon) |
| Estimation |
0.1° (0.1gon) |
| Display |
Graphic LCD, 128 x 32 dots,with display illumination |
| Water Resistance |
Complies with IPX4 (IEC60529) |
| Operating Temperature |
-20°C to 50°C (-4°F to 122°F) |
| Power Supply |
Battery BDC46A |
Rechargeble Lithium-ion, 7.2V |
| Working Duration |
More than 8.5 hours |
| Charging Time |
Less than 2 hours (using CDC61 / 62 / 64 / 68) |
| Size |
SDL30 Instrument |
W158 x D257 x H182mm (W6.2 x D10.1 x H7.2in.) |
| Case |
W258 x D395 x H224mm (W10.2 x D15.6 x H8.8in.) |
| Weight |
SDL30 Instrument |
2.4kg (5.3lb), including battery |