Auto Level Sokkia B30A
- The compensator of Sokkia B30A Optical Auto Level incorporates four suspension wires made of super-high-tensile metal that features minimal thermal expansion coefficient, providing unmatched durability and accuracy. Finely tuned magnetic damping system quickly levels and stabilizes the line of sight despite the fine vibrations present when working near heavy equipment or busy roadways.
Sokkia B30A Surveyors Level Technical Specifications:
| Model | Sokkia B30A |
| Telescope | |
| Length | 214mm (8.42in.) |
| Magnification | 28x |
| Objective Aperture | 36mm (1.42 in.) |
| Resolving Power | 3.5″ |
| Field of View (at 100m/328ft.) |
1°25’ (2.5m / 8.2ft.) |
| Minimum Focus | 0.2m (7.9 in.) from end of telescope 0.3m (1ft.) from instrument center |
| Image | Erect |
| Stadia Constant | 0 |
| Stadia Ratio | 100 |
| Focusing Knob | 1-speed |
| Sighting Aid | Peep Sight |
| Accuracy (1km double run leveling) | |
| Without Micrometer | 1.5mm (0.06 in.) |
| With Micrometer | n/a |
| Compensator | |
| Type | Pendulum compensator with magnetic damping system |
| Setting Accuracy | 0.5″ |
| Working Range | ±15′ |
| Circular Level | |
| Sensitivity | 10′ / 2mm |
| Horizontal Circle | |
| Diameter | 99mm (3.9in.) |
| Minimum Division | 1°/ 1gon |
| General | |
| Water Resistance | IPX6 (IEC 60529:2001) |
| Operating Temperature | -20 to +50ºC (-4 to +122°F) |
| Size Width x Length x Height | 122mm (4.8in.) x 214mm (8.4in.) x 140mm (5.51in.) |
| Weight | 1.5kg (3.3lbs.) |
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