Reflectorless Total Station DTM752R
Distance measurement |
Max distance (in good weather) | Singles prism | 3.0 Km |
Three prisms | 5.0Km |
No-prism | 400m 600m |
Digital display | Max: 99999999.9999 m Min.: 0.1 mm |
Precision | No-prism 5+3ppm, have-prism 2+2ppm |
Unit | m/ft for selection |
Time for measuring | Single fine measurement 2 sec. tracking 0.8 sec |
Number of measurements | 1~ 99 |
Meteorologic correction | Automatic correction of input parameter |
Atmospheric refraction and earth curvature correction | Automatic correction of input parameter, K=0.14 |
Prism constant correction | Automatic correction of input parameter |
Angle measurement |
Angle measurement method | Absolute code |
Grating disc dia. (horizontal, vertical) | 79mm |
Min. reading displayed | 1″ |
Detection method | Horizontal circle: 2 sides |
Vertical circle: 2 sides |
Precision | 2″ |
Telescope |
Imaging | Right reading |
Barrel length | 170mm |
Objective lens effective aperture | 48mm |
Magnification | 30× |
Viewing angle | 1°30′ |
Resolution | 3.5″ |
Min. focus distance | 1.5m |
Automatic vertical compensator |
System | Single axis, double axis liquid electronic sensor compensation |
Work range | ±3′ |
Precision | ±3 ″ |
Level |
Plate level | 20″/2mm, 30″/2mm |
Circular level | 8′/2mm |
Optical plummet |
Imaging | Right reading |
Magnification | 3× |
Focusing range | 0.5m~∝ |
Viewing angle | 5° |
Display |
Type | Two sides, graphically |
Data transmission |
Interface | RS-232C |
Battery |
Power supply | Rechargeable Ni-MH battery, rechargeable lithium battery |
Volt. | Lithium battery: DC7.6V; Ni-MH battery: DC7.2V |
Continuous operation time | 8 hours |
Size and weight |
Size | 174×207×383mm |
Weight | 6.8kg |