China Surveying Instrument, Digital Level Dl201, Dl2007, Find details about China Auto Level, Level from Surveying Instrument, Digital Level Dl201, Dl2007
specification | DL-201 | DL-2007 | |
Height measurement precision(standard deviation of Round-trip measurement per kilometer ) | Figure reading | 1.0mm | 0.7mm |
Optical reading | 2.0mm | ||
Distance measurement precision | Figure reading | D≤10m:10mm;D>10m:D*0.001 | |
measuring range | Figure reading | 1.5m~100m | |
Minimum display | VD | 1mm/0.1mm | |
distance | 0.1/1cm | ||
Measuring time | <3″ | ||
Telescope | magnification | 32× | |
resolution | 3″ | ||
Field of view | 1°20′ | ||
stadia ratio | 100 | ||
Stadia addition constant | 0 | ||
Compensator | type | Tilting magnetic damping compensator | |
Compensation range | >±12′ | ||
Compensation accucy | 0.30″/1′ | ||
Data storage | memory | 16MB | |
Point number | Increment / decrement / custom | ||
interface | USB | ||
External Storage | SD card | ||
Sensitivity of Circular bubble | 8′/2mm | ||
Automatic power off | Five minutes/OFF | ||
Horizontal dial | scale value | 1º | |
Display | 160 * 64 dot matrix LCD with illumination | ||
temperature | -20 deg C~50 deg C | ||
Size | 230mm(length)×150mm(wide)×210mm(height) | ||
weight | 2.5kg | ||