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2'' High Precision Surveying Instrument DTM 624R Total Station


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DTM 624R

Product Description

DISTANCE MEASUREMENT WITH SINGLE PRISM
Good conditions (good visibility, overcast, twilight, low ambient light)	3000m
REFLECTORLESS MODE
Good conditions (good visibility, overcast, twilight, low ambient light)	400m
ACCURACY IN STANDARD MEASUREMENT MODE
Prism	± (2 mm + 2 ppm·D)± (2 mm + 2 ppm·D)
Reflectorless	± (3 mm + 2 ppm·D)
MEASURING TIME
Standard Mode	1s
Tracking Mode	0.8s
ANGLE MEASUREMENT
Accuracy	2" (0.6 mgon)
Reading system	Absolute encoder
Unit	Degree/Mil/Gon/V %
2" models	1.0" (0.2 mgon)
Circle diameter	74 mm (2.9 in)
Horizontal/Vertical angle	Diametrical/ Single
TELESCOPE
Tube length	161.3 mm (6.3 in)
Image	Erect
Magnification	30x
Field of view	1° 30’
Resolving power	3.5"
Effective diameter of objective lens	48 mm (1.85 in)
Minimum focusing distance	1.5 m (4.9 in)
Laser Pointer	Coaxial Red Light
Reticle type	Crosshair
Stadia Ratio / Constant	100 / 0
TILT SENSOR
Type	Single-axis
Method	Liquid-electric detection
Compensation range	±3'
COMMUNICATIONS
Communication ports	1 x serial (RS-232C)
Wireless communications	No
POWER
Li-ion battery (x2)
Output voltage	3.6V
Charging time, full charge both batteries	approx. 6.5h
GENERAL SPECIFICATIONS
Sensitivity of Circular level vial on tribrach	10'/2 mm
Tubular	30"/2 mm
Circular	8'/2 mm
Tangent Clamps	Yes
Internal Plummet	Class 2 Laser (1.5mm@ 1.5 m)
Dimensions (W x D x H)	180 mm x 175 mm x 355 mm
ENVIRONMENTAL
Operating temperature range	-20 °C to +50 °C (-4 °F to +122 °F)
Storage temperature range	-25 °C to +60 °C (-13 °F to +140 °F)
Atmospheric correction Temperature range	-23 °C to +55 °C (-9.4 °F to +131 °F)
IN THE BOX
DTM624R Total Station Hard Carrying Case 2 x Rechargeable Li-ion Batteries Battery Charger User Manual