|
- • Infrared Ranging Technology
• Absolute Coding Angle Measurement
• Simple to Operate
• Large LCD Display
• Various Measurement Procedure
• Road Design and Layout Procedure
| Mode |
DTM-302NC |
DTM-312NC |
| Distance Measurement |
|
| Range |
Single prism |
1800m Visibility 23.5km |
| Three prism |
3200m Visibility 23.5km |
| Accuracy |
¡À(2mm+2ppm¡¤D), ¡À(3mm+2ppm¡¤D) |
| Unit |
m/ft |
| Minimum display |
1mm |
| Measuring time |
Precise model: 2S, Track model: 0.8S |
| Angle Measurement |
|
| Method |
Absolute Coding |
| Grating diameter |
79mm |
| Minimum reading |
1'' |
| Detection |
Horizontal |
Diametrical |
| Vertical |
Diametrical |
| Accuracy |
2'' |
| Telescope Section |
|
| Imaging |
Positive |
| Length |
172mm |
| Effective aperture |
48mm |
| Magnification |
30X |
| Angle of vision |
1.5¡ã |
| Distinguish ability |
3.75'' |
| Minimum focus distance |
1m |
| Compensator |
|
| System |
Single axis liquid tilt sensor |
| Working range |
¡À3' |
| Distinguish ability |
1'' |
| Display Section |
|
| Type |
Double sides, 240X160 LCD Display |
| Data Transmission |
|
| Port |
USB, RS-232C |
| Capacity |
16,000 data at least |
| Others |
|
| Plummet |
Optical or Laser plummet |
| Power |
Rechargeable lithium battery,DC7.2V,3000mAh |
| Continuous working time |
10 hours at least |
| Size |
168X165X348mm |
| Weight |
6kg |
| Working temperature |
-20¡æ¡«50¡æ |
- • Infrared Ranging Technology
• Absolute Coding Angle Measurement
• Simple to Operate
• Large LCD Display
• Various Measurement Procedure
• Road Design and Layout Procedure
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