Northwest Instruments Construction Total Stations

Northwest Instrument NTDM 103 Digital Transit w/ EDM Total Station

Northwest Instrument NTDM103 Digital Transit with EDM

Northwest Instrument Digital Transit Total Station
NTDM103	10 Inch Total Station	$3763.50
NPA63	Adjustable Prims System; Prism, Holder, Target Plate Assembly. Tilt, 0mm/-30mm Offset	$193.50

The Northwest Instrument NTDM 103 Construction Total Station is built with a co-axial electronic distance meter (EDM), which makes accurate distance measurements. On-board intelligence includes handy functions like MLM, Stakeout, REM, Area calculation, etc. Whether your job requires angle measurement, distance measurement, stakeout or alignment, NTDM 103 can provide you with the most economic solution.

See NTDM103 Construction Total Station Specifications.

Northwest Instrument Model NTDM103 Features

• Coaxial EDM provides accurate distance measurement
• On-board MLM, REM, Stakeout and Area calculation
• Converts between Degrees and Percentage for setting grades
• Multi-layer coated lens with clear images and illuminated reticle
• Double-sided illuminated LCD panels provide efficient operation
• Industry grade structure built for dust and water resistance
• 3000 ft. working range with single prism (sold separately)
• Carrying Case

Northwest Instrument NTDM502 with Optical Plummet

Northwest Instrument NTDM502 Total Station with Optical Plummet
NTDM502	Total Station with Optical Plummet	$3450.00

Northwest Instrument NTDM502L Total Station with Laser Plummet
NTDM502L	Total Station with Laser Plummet	$3550.00

NTDM502 Total Station is built with dual axis compensation, ensuring accurate measurement. Advanced EDM shoots distance with 2mm+2ppm@D accuracy. On-board intelligence includes MLM, Stakeout, REM, Area calculation and more. RS-232C data port works with data collectors and PC, which makes data transfer quick and easy. Laser Plummet (NTDM502L) ensures convenient setups. Whether your job requires taking angles or distance, or conducting stakeout and complicated layout functions.

See NTDM502 & 502L Construction Total Station Specifications.

Specifications for NTDM103 Digital Transit
Telescope
Image	Erect
Magnification	30×
Effective aperture	45 mm (EDM 50 mm)
Resolving power	4"
Field of view	1° 30'
Minimum focus	3 ft
Angle Measurement
Measuring method	Photoelectric detection, incremental encoder
Minimum reading	5" or 10" Selectable
Measuring unit	360°
Vertical angle 0°	Zenith 0° or Horizontal 0° Selectable
Accuracy (DIN18723)	10"
Distance Measurement
Single prism, fair weather: Triple prism, fair weather:	3000 ft 5000 ft
Display	Max: 999999.999m Min: 1m
Unit	metric or feet Selectable
Accuracy	±(5mm+5ppm@D)
Measuring time:	Single shot: 3 seconds
	Tracking: 1 second
Reflection prism correction:	Automatic correction after input
Sensitivity of Vial:
Plate vial	30"/2mm
Circular vial	8'/2mm
Optical Plummet:
Image	Erect
Magnification	3×
Focusing range	0.5m - ∞
Field of view	5°
Display	LCD Dot Matrix
Battery	NiMH Rechargeable
Voltage	DC 6V
Operation time	6hrs
Operating temperature	20° - 45°
Dimensions & Weight:
Dimensions	160×150×330mm
Weight	12 lb

Specifications for NTDM502 & 502L Optical/Laser Plummet
Telescope
Image	Erect
Magnification	30×
Effective aperture	45 mm (EDM 50 mm)
Resolving power	3.5"
Field of view	1° 20'
Minimum focus	3 ft
Angle Measurement
Measuring method	Photoelectric detection, incremental encoder
Angle Unit	degree/gon/mil, selectable
Minimum Display	1"/5"/10", selectable 0.0001°/0.0005°/0.001°, selectable 0.2mgon/1mgon/2mgon, selectable
Detecting Mode	Horizontal: double, Vertical: single
Accuracy	5"(DIN18723)
Distance Measurement
Distance Unit	m/ft, selectable
Measurement Range	Single prism 6000 ft
Mini Reading	Fine mode 1mm(0.01ft) Tracking mode 10mm (0.1ft)
Accuracy	±(2mm＋2ppm@D)
Measuring Time	Fine mode: 2 sec Tracking mode: 2 sec
Temperature Unit	°C/°F, selectable
Pressure Unit	hPa/mmHg/inchHg, selectable
Temperature Unit Range - -30°C to +60°C (1°C steps)
Pressure Input Range - 510hPa to 1066hPa(1hPa steps)

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