DTM952R Total Station | 2" Accuracy Reflectorless Survey

Total Station

DTM952R Total Station

Keywords: total station, DTM952R total station, 2 second total station, reflectorless total station, Windows CE total station

2" angular accuracy with 600 m reflectorless / 3000 m prism range, 0.8 s tracking speed, and a Windows CE touch-screen interface.

The DTM952R is a high-performance total station powered by Windows CE.NET 7.0, featuring a responsive touch screen for intuitive navigation and efficient on-site data management. It delivers 2" angular accuracy and rapid measurements, making it ideal for construction, surveying, and engineering layout.

Integrated Bluetooth, USB, and serial connectivity ensure seamless data transfer to PCs and controllers, while the dual-axis compensator and absolute encoder maintain precision even on uneven terrain.

Key Features

1.  Windows CE & Touch Screen — Windows CE.NET 7.0 with a responsive touch interface for easy operation.

2.  High Accuracy & Range — 2" accuracy, 3000 m range with a single prism, 600 m reflectorless range.

3.  Fast Measurement — 1.0 s in standard mode, 0.8 s in tracking mode.

4.  Dual-axis Compensation — Liquid-electric dual-axis tilt sensor with +/-3' compensation.

5.  Connectivity — Integrated Bluetooth, USB, and RS-232C serial ports.

6.  Powerful Telescope — 30x magnification, 1 degree 30' field of view, coaxial red laser pointer.

How to Use

1.  Setup — Mount on a tripod, level the instrument, and power on Windows CE.

2.  Aim — Sight the target with the 30x telescope; use the laser pointer for quick location.

3.  Measure — Select standard or tracking mode; readings display in ~1 s / 0.8 s.

4.  Transfer — Send data via Bluetooth, USB, or serial to a controller/PC.

Technical Specifications

Distance Measurement
Reflectorless Range	600 m (Good Conditions)
Prism Range	3000 m (Good Conditions)
Prism Accuracy	2 mm + 2 ppm x D
Reflectorless Accuracy	3 mm + 2 ppm x D
Measuring Time (Standard)	1 s
Measuring Time (Tracking)	0.8 s
Angle Measurement
Reading System	Absolute Encoder
Accuracy	2" (0.6 mgon)
Circle Diameter	74 mm (2.9 in)
Detection Method	Diametrical / Single
Minimum Increment	1.0" (0.2 mgon)
Unit	Degree / Mil / Gon / V%
Tilt Sensor
Type	Dual-axis
Method	Liquid-electric detection
Compensation Range	+/-3'
Telescope
Tube Length	161.3 mm (6.3 in)
Image	Erect
Magnification	30x
Effective Aperture	48 mm (1.85 in)
Field of View	1 degree 30'
Resolving Power	3.5"
Minimum Focus	1.5 m (4.9 ft)
Laser Pointer	Coaxial Red Light
Reticle Type	Crosshair
Stadia Ratio / Constant	100 / 0
Communications & System
Ports	1 x Serial (RS-232C), 1 x USB
Wireless	Integrated Bluetooth
Operating System	Windows CE.NET 7.0
General & Power
Internal Plummet	Class 2 Laser (1.5 mm @ 1.5 m)
Tangent Clamps	Yes
Battery	2 x Li-ion Rechargeable
Output Voltage	3.6 V
Charging Time	Approx. 6.5 h (Both batteries)
Physical & Environmental
Tubular Level Sensitivity	30" / 2 mm
Circular Level Sensitivity	8' / 2 mm
Tribrach Circular Sensitivity	10' / 2 mm
Dimensions	180 x 175 x 355 mm
Weight (Main Unit)	6.5 kg
Operating Temp	-20 C to +50 C
Storage Temp	-25 C to +60 C

Applications

1.  Construction — Construction layout and stakeout.

2.  Surveying — Land and topographic surveying.

3.  Engineering — Engineering and deformation monitoring.

4.  Mining — Mining and infrastructure measurement.