Model
|
GTS-252
|
GTS-255
|
Telescope
|
Magnification
|
30X
|
Resolving Power
|
3.O”
|
Length : 150mm,Objective Aperture : 45mm (50mm For EDM),
Image : Erect, Field of view : 1°30′ (26m/1,000m), Minimum focus: 1.3m
|
Angle Measurement
|
Display Resolutions (selectable)
|
1″ / 5″ (0.0002 / 0.001gon)
|
Accuracy
(ISO 17123-3:2001)
|
|
2″
|
Method
|
Absolute rotary encoder scanning
|
Detecting Systems
|
Horizontal
|
2 Sides
|
|
Vertical
|
1 Side
|
Compensator
|
Dual-axis liquid tilt sensor,Working range : ±3′, Correction unit: 1”
|
Distance Measurement
|
Measuring Range
(under average
conditions*)
|
Mini Prism
|
900m (3,000ft)
|
One Prism
|
2,000m (6,600ft.) / Under good conditions*2 : 2,300m (7,500ft.)
|
There Prism
|
2,700m (8,900ft.) / Under good conditions*2 : 3,100m (10,200ft.)
|
Accuracy (D=measuring distance in mm)
|
± (2mm + 2ppm x D) m.s.e.
|
Least count in measurement
|
Fine : 1mm (0.005ft.) / 0.2mm (0.001ft.),
Coarse : 10mm (0.02ft.) / 1mm (0.005ft.),
Tracking : 10mm (0.02ft.)
|
Measurement time*
|
Fine : 1mm: 1.2s (Initial 4s) / 0.2mm: 2.8s (Initial 5s),
Coarse : 0.7s (Initial 3s),
Tracking : 0.4s (Initial 3s)
|
Interface and Data Management
|
Display
|
Graphics LCD, 160 × 64dots
|
Keyboard
|
Alphanumeric 24keys
|
Control Panel Location
|
On both faces
|
Data Storage
|
Internal Memory
|
24,000pts.
|
Interface
|
RS-232C
|
General
|
Level
|
Circular Level
|
10′ / 2mm
|
Plate Level
|
30″ / 2mm
|
Optical plummet telescope
|
|
Magnification: 3x, Focusing Range : 0.5m to infinity, Image : Erect
|
Dust and water protection (With BT-G1W)
|
IP54 (IEC 60529)
|
Operating temperature
|
-20 to +50°C (-4 to 122°F)
|
Size / Instrument height
|
W184 x D172 x H336 mm (W7.2 x D6.8 x H13.2in.) /
176mm (6.93in.) from the tribrach dish
|
Weight
|
Instrument with battery
|
4.9kg (10.8lbs)
|
|
Plastic Carrying Case
|
3.4 Kg (7.5 lbs),
Weight of the carrying case may be slightly different due to specific market.
|
Power Supply
|
Battery
(BT-G1W)
|
Operating Time
(Fine Mode)
|
Approx. 27 hours (Single distance measurement every
30 seconds at +20°C / +68°F*4)
|
Approx. 9 hours (Continuous distance measurement at +20°C / +68°F)
|
Battery Charger
|
Recharging Time
|
1.8 hours (+10 to +40°C)
|