Product Details

Products Specifications

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 Specifications

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℃