No. Rek. 1781-2705-18 @Dodi Hidayat |
No. Rek. 118-000-7389-603 @Dodi Hidayat |
Speksifikasi
Telescope
- Length :
149mm
152mm (L models)
- Aperture : 45mm
- Magnification : 30X
- Image : Erect
- Field of view : 1°30’ (26m/1,000m )
- Resolving power : 2.5"
- Minimum focus
- Stadia ratio : 100
- Stadia constant : 0
Angle measurement
- Method : Rotary absolute encoder
- Detecting :
Horizontal: 1 sides
Vertical: 1 sides
- Minimum Reading
- Accuracy*1 5", 7”, 9”
Display
- Unit
Tilt angle compensation (5” and 7”models)
- 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’ /2mm
- Plate level : 30"/ 2mm
Power Supply
- Power source : 4 AA dry cells or BDC71 (Optional accessory)
Operating Time (4 AA alkaline batteries)
- Theodolite only : about 230 hours
- Laser only : about 80 hours (L Models)
- Theodolite and laser about 55 hours (L Models)
Operating time (BDC71)
- Theodolite only : about 300 hours
- Laser only : about 100 hours (L models)
Theodolite and laser : about 70 hours (L models)
Laser-pointer (L Models)
- Signal source : Red laser diode (633nm)
- Maximum output : 0.6mW
- Laser Class : Class 2
- Laser beam range : 50m (in daylight)
Hardware
- Ingress Protection : Dust and water resistance IP66 (JIS C 0920 : 2003)
- Operating temperature range : -20 to 50°C (-4 to 122°F)*2
- Storage temperature range : -30 to 60°C (-22 to 140°F) (no condensation)
- Size (with handle)
- Weight (with batteries and battery holder)
Paket Penjualan Topcon DT-309
No. Rek. 1781-2705-18 @Dodi Hidayat |
No. Rek. 118-000-7389-603 @Dodi Hidayat |
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