Topcon GM-102
- 6,000m prism range at 1.5mm accuracy
- Easy access USB memory with 32GB storage
- 1″ angle encoder system with exclusive IACS
- Rugged, waterproof/dustproof magnesium alloy housing
- 28-hour battery life (eco mode)
- Description
- Specifications
Description
The Topcon GM-102 Total Station is a powerful and reliable manual total station designed to deliver accurate measurements, fast workflows, and dependable performance across demanding surveying and construction environments. As part of Topcon’s GM-100 Series, it combines a high-performance EDM, advanced angle measurement technology, dual-axis compensation, and a rugged IP66-rated magnesium-alloy housing for reliable operation in challenging field conditions.
| Model | GM-102 |
|---|---|
| Magnification / Resolving Power | 30x / 2.5″ |
| Objective Aperture | 45mm (1.8in.) (48mm (1.9in.) for EDM) |
| Field of View | 1°30′ (26m/1,000m) |
| Angle Accuracy | 2″ |
| Minimum Display | 1” / 5” (0.0002 / 0.001 gon, 0.005 / 0.02 mil) |
| Compensator | Dual-axis compensator |
| Compensator Working Range | ±6′ |
| Prism EDM Range | Up to 6,000m |
| Prism EDM Accuracy | 1.5mm + 2ppm |
| Non-Prism Range | Up to 1,000m |
| Non-Prism Accuracy | 2mm + 2ppm (0.3–200m) |
| Measuring Time | Fine: 0.9s, Rapid: 0.6s, Tracking: 0.4s |
| Laser Output | Reflectorless mode: Class 3R / Prism & sheet mode: Class 1 |
| Laser Pointer | Coaxial red laser using EDM beam |
| Reticle Illumination | 5 brightness levels |
| Display | Single backlit LCD; dual display optional |
| Keyboard | Graphic display and alphanumeric keyboard |
| Memory | USB 2.0 host slot, up to 32GB storage |
| Communication | Bluetooth Class 1.5 / RS-232C Serial |
| Operating System | Linux |
| Battery | Li-ion rechargeable battery |
| Battery Operation | Up to 28 hours |
| Dust and Water Protection | IP66 |
| Operating Temperature | -20°C to +60°C |
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