Topcon GM-52
- Construction and Survey Application Software
- 500m Long Range Reflectometer Measurement
- Rugged & Waterproof Design
- Reliable Large-Volume Internal Memory
- Fast & Accurate & Powerful Measuring Distance Feature
- Description
- Specifications
Description
The GM-52 is the perfect entry-level site layout and survey tool, offering reliability and flexibility without sacrificing functionality. The sleek design is built tough with a waterproof and dustproof IP66 rating, integrated Bluetooth® capability, and an internal antenna, enabling you to deliver measurements to your data controller wirelessly, streamlining your equipment weight and workflow. The GM-52 is also armed with a top-line EDM, generous internal memory storage and SDR basic onboarding software with everything you need to get the job done out in the field.
| Magnification / Resolving Power | 30× / 2.5″ |
|---|---|
| Objective Aperture | 45 mm (1.8 in.) / 48 mm (1.9 in.) for EDM |
| Field of View | 1°30′ (26 m / 1,000 m) |
| Reticle Illumination | 5 Brightness Levels |
| Minimum Display | 1″ / 5″ (0.0002 / 0.001 gon, 0.005 / 0.02 mil) |
| Accuracy (ISO 17123-3:2001) | 2″ |
| Dual-Axis Compensator / Collimation Compensation | Dual-Axis Liquid Tilt Sensor, Working Range: ±6′ |
| Laser Output | Reflectorless Mode: Class 3R / Prism/Sheet Mode: Class 1 |
| Measuring Time | Fine: 0.9s (Initial 1.5s), Rapid: 0.6s (Initial 1.3s), Tracking: 0.4s (Initial 1.3s) |
| Operating System | Linux |
| Display / Keyboard | Graphic LCD, 192 × 80 Dots, Backlight, Contrast Adjustment / Alphanumeric Keyboard, 28 Keys with Backlight |
| Control Panel Location | On Both Faces |
| Laser Pointer | Coaxial Red Laser Using EDM Beam |
| Optical Plummet | Magnification: 3×, Minimum Focus: 0.3 m (11.8 in.) from Tribrach Bottom |
| Dust and Water Protection | IP66 (IEC 60529:2001) |
| Operating Temperature | -20°C to +60°C (-4°F to +140°F) |
| Dimensions (W × D × H) | 183 × 181 × 348 mm |
| Weight with Battery & Tribrach | Approx. 5.1 kg (11.3 lb) |
| Battery | Li-ion Rechargeable Battery BDC46C |
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