Specifications
 
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)
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 %
Minimum increment (Degree, Gon) 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 Focus 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), 1 x USB
Wireless communications
No
POWER
Li-ion battery (x2)
7.2V
Output voltage
approx. 6.5h
Charging time, full charge both batteries
 
GENERAL SPECIFICATIONS
Sensitivity of Circular level vial on tribrach
10'/2 mm
Tubular
30"/2 mm
Circular
8'/2 mm
Tangent Clamps
Yes
Software
DADI survey pro-T
Internal Plummet
Class 2 Laser (1.5mm@ 1.5 m)
Dimensions (W x D x H)
180 mm x 175 mm x 355 mm
 
WEIGHT (APPROX.)
2" Main unit
6.5 KG
DADI 624R Total station
0.2 KG
Battery
1.7 KG
Carrying case
 
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)