Prism Total Station

Prism Total Station

Description 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...

Product Details

Description

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 Specification

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
Tracking: 0.5s

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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