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Products Specifications
This prism total station is widely used in civil engineering surveying area, it can measure the level angle, vertical angle, distance, altitude etc. It's a kind of very common surveying instrument.
Features
●Infrared distance measurement technology
●Absolute coding/ incremental angular-surveying technology
●Easy operation
●Large LCD display
●Abundant measuring program
●Massive data storage
●Road design, setting module
Technical Specifications
Model | DTM-112NC | DTM-122NC | |
Measuring distance | |||
Measuring range | Single prism | 1800m Visibility 23.5km | |
Triple prism | 3200m Visibility 23.5km | ||
Accuracy | ±(2mm+2ppm·D),±(3mm+2ppm·D) | ||
Unit | (m)/(ft) | ||
Minimum display | 1mm | ||
Measuring time | Accurate test: 2s/time | ||
Angular surveying | |||
Mode | Absolute coding | ||
Optical grating dia. | 79mm | ||
Min readout | 1'' | ||
Detection mode | Horizontal plate | Diametrical | |
Vertical plate | Diametrical | ||
Accuracy | 2'' | ||
Telescope | |||
Imaging | erect image | ||
Lens cone length | 172mm | ||
Objective effective aperture | 48mm | ||
Amplification factor | 30X | ||
Field angle | 1.5° | ||
Resolution ratio | 3.75'' | ||
Min focusing distance | 1m | ||
Dip angle compensator | |||
System | Homotaxial liquid compensator | ||
Working range | ±3' | ||
Resolution ratio | 1'' | ||
Display part | |||
Type | Double-faced, 240X160 graphics lattice LCD display | ||
Data transmission | |||
Interface | USB, RS-232C | ||
Storage capacity | Over than 16,000 point | ||
Others | |||
Centring unit | Optics/laser centring unit | ||
Power supply | Rechargeable lithium battery, DC7.2V, 3000mAh | ||
Continuous working hours | Over than 10 hours | ||
Overall size | 168X165X348mm | ||
Weight | 6kg | ||
Working temperature | -20℃~50℃ | ||
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