DTM622R4 reflectorless total station
1.non-prism mode for 400M distance
2.Strong software to achieve measurment
3.Large LED
1.Laser beam focused in non-prism mode for 400m distance.
2.Strong software to help to achieve the measurment.
3.RS232 or USB ports for option.
4.Good laser to protect the eyes of the surveyor.
5.Large LED display
SPECIFICATION:
| Telescope | |
| Magnification | 30X |
| Image | Erect |
| Shortest sighting dictance | 1.5m |
| Field of view | 1°30'(26m/1000m) |
| Distance measurement section | In bright light condition |
| Non-prism Mode | 0.3m~400m |
| Single prism | 2500m |
| Three prism | 5000m |
| Accuracy | Non-prism Mode:±(3mm+2ppm*D) |
| Prism mode: ±(2mm+2ppm*D), ±(3mm+2ppm*D) | |
| Angle measurement section | |
| Method | Absolute Reading |
| Accuracy | 2" |
| Minimum reading | 1" |
| Measuring time | |
| Accuracy measurement mode | 2seconds |
| Track mode | 0.8seconds |
| Compensator | |
| Type | Single/Dual axis liquid tilt sensor |
| Range | ±3' |
| Accuracy | ±1" |
| Others | |
| Plummet | Optical/Laser |
| Data output | RS-232/USB |
| Power supply | Rechargeable:DC 7.6v (Li- Battery/),DC7.2V(Ni-MH Battery)
|
| Battery working time | 8hours(Distance Measurement),20hours(Angle Measurement) |
| Working temperature | -20°C~+45°C |
