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Electronic Theodolite ET Series
Model | ET-02 | ET-05 | |
| Telescope | |||
Image | Erect | Erect | |
Magnification | 30× | 30× | |
Objective Aperture | 45mm | 45mm | |
Resolution Power | 3" | 3" | |
Field of View | 1°30' | 1°30' | |
Shortest Focusing Distance | 1.4m | 1.4m | |
Multiplication Constant | 100 | 100 | |
Additive Constant | 0 | 0 | |
Tube Length | 157mm | 157mm | |
| Angle Measurement | |||
Accuracy | 2" | 5" | |
Reading System | Photoelectric Detection by Incremental Encoder | ||
Circles (HZ, V) | Ø79mm | Ø79mm | |
Min. Reading | 1"or 5" | 1"or 5" | |
Detecting | HZ | Dual | Dual |
V | Dual | Single | |
Measurement Unit | 360°/400Gon/6400Mil | ||
| Display | |||
Illuminated Panels | 2-sided, Segment LCD, in two lines | ||
| Data Output | |||
Interface | RS-232C | RS-232C | |
| Bubbles | |||
Circular | 8'/2mm | 8'/2mm | |
Plate | 30"/2mm | 30"/2mm | |
| Optical Plummet | |||
Image | Erect | Erect | |
Magnification | 3× | 3× | |
Field of View | 5° | 5° | |
Focusing Range | 0.5m-∞ | 0.5m-∞ | |
| Automatic Vertical Compensator | |||
System | Liquid-electric Detection or Plate Level selectable | ||
Accuracy | e-Sensor | ±1" | ±1" |
Plate Level | 30"/2mm | 30"/2mm | |
Working Range | ±3' | ±3' | |
| Power Supply | |||
Battery NB-10A | DC 6V: Rechargeable Ni-H or 4×AA | ||
Universal Adaptor (Charger) | UA10-100/240A, UA10-100/240B: 100-240V,10A, 50HZ | ||
Operating Time | 10Hrs | ||
Ambient Temperature | -20°C ~ +45°C | ||
| Recommended Tripod | Please refer to “Surveying Tripods” | ||
| Standard Accessories | Adjusting Pin, Charger, Desiccant, Plumb Bob Screwdriver, Soft Brush, User Manual, Woolen Cloth | ||
| Packing Details | 1pc per Carton; 10kgs per Carton; Dimensions per Carton: 0.06CBM (48cm×30cm ×41cm) | ||