Distributor Topcon Indonesia
 
DT 300

DT 300


Brand new design with laser pointer for efficient alignment setting work!
Lightweight, compact angular measurement with high-precision laser guidance and up to 30 workdays of power

• Long-lasting Li-ion or AA battery life with up to 30 workdays*2 of power\
• Convenient high-precision laser guidance
• Brand new product design utilizing Topcon premium quality total station components
• Embedded tilt sensor in 5” model
• Ultra-rugged IP66 dust and heavy rain protection

 

 

Model DT-305 DT-305L DT-309G DT-309GL
Telescope Length 149 mm 152 mm 149 mm 152 mm
Aperture 45 mm
Magnification 30X
Image Erect
Field of View 1°30′ (26m/1,000m)
Resolving power 2.5″
Minimum focus 0.9m 1.0m 0.9m 1.0m
Stadia ratio 100
Stadia constant 0
Angle measurement Method Rotary absolute encoder
Detecting Horizontal : 1 sides
Vertical : 1 sides
Minimum display 1″(0.0002 gon/0.01 mil)/5″ (0.001 gon/0.1 mil) (selectable) 10″(0.002 gon/0.05 mil)/20″ (0.005 gon/0.1mil)(selectable)
Accuracy 5″ 9″
Display Unit 2 sides 1 sides
Tilt angle compensation Type Automatic vertical compensator
Range of compensation ±3′ (±0.0555 gon)
Compensation constant Can be changed (compensation is done at the same time with vertical angle 0 point)
Optical plummet Magnification 3x
Minimum focus 0.5 m
Sensitivity of levels Circular level 10’/2 mm
Plate Level 30″/2 mm
Temperature Operating temperature range -20 to 50°C (-4 to 122°F) (no condensation)
Storage temperature range 30 to 60°C (-22 to 140°F) (no condensation)
Environmental durability Dust and water protection IP66 (IEC 60529:2001)
Power Supply (Standard) Power source 4 AA Alkaline batteries
Working duration at 20°C (Standard) Theodolite only about 230 hours about 250 hours
Laser only about 80 hours about 80 hours
Theodolite and laser about 55 hours about 55 hours
Power Supply (Standard) Power source BDC71 (Optional accessory)
Working duration at 20°C (Option) Theodolite only about 300 hours about 250 hours
Laser only about 100 hours about 100 hours
Theodolite and laser about 70 hours about 70 hours
Tribrach Type Detachable Fixing
Power Supply (Option) Power source 4 AA Alkaline batteries
Working duration at 20°C (Option) Theodolite only about 300 hours about 350 hours
Laser only about 80 hours about 80 hours
Theodolite and laser about 55 hours about 55 hours
Tribrach Type Detachable Fixing
Laser-pointer Signal source Red laser diode (633 nm) Red laser diode (633 nm)
Maximum output 0.6 mw 0.6 mw
Laser Class Class 2 Class 2
Laser beam range 50 m (in daylight) 50 m (in dayliaght)
Others Size (with handle) 173(D)x181(W)318(H)mm                                                (Display on both sides) 173(D)x174(W)318(H)mm                                                (Display on both sides)
Weight 4.1kg(9.04lb)                                                                      (with batteries and battery holder) 4.1 kg (9.04 lb)                                                             (with batteries and battery holder)

 

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