Product Description
Sokkia DT-740 Digital Theodolite
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The DTx40 / DTx40L*1 series features seven different models with four accuracy ratings. The four standard models include angle accuracies of 2, 5, 7 or 9 arc seconds. The L-series instruments (5, 7 or 9 arc seconds) add the convenience of coaxial, long-range, visible laser beam to make sighting exact points easier and facilitating alignment and layout application.
All models feature Sokkia’s advanced absolute encoder systems, superior optics, and field-proven automatic compensators. They also boast the industry’s highest IP66 ratings for water and dust protection. Reliable, easy-to-use, jobsite tough—choose a DTx40 / DTx40L*1 series digital theodolite for maximum productivity.
Features Sokkia DT-740 Digital Theodolite :
- Unsurpassed 2.5” telescope resolving power*
- Absolute encoders for maximum angle precision
- Industry’s highest water and dust protection—IP66
- 220m /660 ft long-range laser pointer (L models only)*1
- 0.4mm@10m ultra-focused beam spot (L models only)*1
Specifications Sokkia DT-740 Digital Theodolite :
Telescope |
|
| Image | Erect |
| Magnification | 30x |
| Diameter of Objective Lens (Aperture) | 1.8 in. (45 mm) |
| Focus Distance | 3.3 ft. (1 m) |
| Field of View | 1°30′ |
| Ratio of Stadia Lines | 100/0 |
| Resolving Power | 2.5 second or 3 second |
| Length of Tube | 5.9 in. (149 mm) or 6 in. (152 mm) |
| Reticule Illumination | Yes |
| Quick Sites (Rough Sites) | N/A |
Optical Plummet |
|
| Image | Erect |
| Magnification | 3x |
| Field of View | 3 degrees |
| Focus Range | 1.64 ft. (0.5 m) |
Angle Measurement |
|
| Minimum Reading | N/A |
| Unit of Reading/Measure | Degree / gon |
| Display | 1″ / 5″ (0.2 / 1mgon); 5″ / 10″ (1 / 2mgon) |
| Accuracy | 2 second, 5 second, or 7 second |
| Circle Diameter | 2.8 in. (71 mm) |
| Measuring Method/Reading System | Absolute rotary encoder scanning |
| Detection Method | Horizontal: diametrical; vertical: single |
Level |
|
| Plate/Tubular Bubble Vial | 40 second /2 mm |
| Circular Bubble Vial | 10 minute /2 mm |
| Electronic Vial | N/A |
General |
|
| Weight | 9.3 lbs (4.2 kg) |
| Warranty | 1-year |
| Dimensions | 7.4″ L x 5.9″ W x 12.3″ H (188 mm x 150 mm x 312 mm) |
| Protection Class | IP66 dustproof and water jet resistant |
| Tripod Thread | N/A |
| Auto Shut Off | N/A |
| Tribrach | Detachable |
| Theft Protection | N/A |
Battery/Power |
|
| Power Source | 4 x LR6/AA batteries |
| Battery Life | Up to 150 hours |
| Battery Life Alert | Yes |
| Voltage | N/A |
Applications |
|
| 90-Degree Layout | Yes |
| Checking Angles | Yes |
| Alignment and Plumb | Yes |
| Short-Range Leveling | Yes |
| General Construction | Yes |
| Anchor Bolt Positioning | Yes |
| Steel Column Placement | Yes |
| Setting Elevations | Yes |
| Setting Lines | Yes |
| Basic Grade Work | Yes |
Display and Keypad |
|
| Type | LCD w/ 7 digits & 2 lines |
| Sides | Dual |
| Keys | N/A |
| Touchscreen | N/A |
| Backlight | Yes |
| Pixels | N/A |
Temperature |
|
| Operating | -4 to 122 °F (-20 to 50 °C) |
| Storage | N/A |
Tilt Sensor/Compensator |
|
| Range | ±3 minutes |
| Type | N/A |
| Method | N/A |
| Setting Accuracy | N/A |
Laser Plummet |
|
| Accuracy | N/A |
| Class | N/A |
| Wavelength | N/A |
Laser Pointer |
|
| Accuracy | N/A |
| Range Indoors | Up to 656 ft. (200m) |
| Class | 2 |
| Wavelength | 633 nm |
| Range Outdoors | Up to 164 ft. (50m) ) |
Interface |
|
| Bluetooth | N/A |
| USB | N/A |
| Pin Port | RS-232C |
Includes:
- Sokkia DT740
- Cover Baterai (4x Baterai Alkaline)
- Carry Case
- User Manual
- Sertifikat Kalibrasi
- Garansi 1tahun
- Rambu Ukur + Nivo Rambu
- Alumunium Tripod
PERAWATAN :
Selain dikalibrasi rutin ada baiknya untuk perawatan hariannya, setelah theodolite digunakan dilap dari kotoran atau debu yang menemepel menggunakan kain bersih atau majun dengan sedikit minyak kayu putih.
MANFAAT KALIBRASI :
- Menjaga kondisi instrumen ukur dan bahan ukur agar tetap sesuai dengan spesefikasinya
- Untuk mendukung sistem mutu yang diterapkan di berbagai industri pada peralatan laboratorium dan produksi yang dimiliki.
- Bisa mengetahui perbedaan (penyimpangan) antara harga benar dengan harga yang ditunjukkan oleh alat ukur.
- Kalibrasi Sebaiknya Dilakukan Secara Rutin & Berkala, Baiknya Alat Itu Dikalibrasi Per 6 Bulan Sekali Atau Waktu Pemakaian Alat Sudah Mencapai 1.000 jam.
Sokkia DT-740 – Catalog
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