TOPCON GM-55
Advanced Design for Faster Workflows
The GM-50 Series is the perfect entry-level site layout and survey tool offering reliability and flexibility without sacrificing cost or functionality.
The sleek design is built tough, with a water and dustproof IP66 rating, integrated Bluetooth® capability and an internal antenna, enabling you to deliver measurements cable-free to your data controller, streamlining your equipment weight and workflow.
The GM-50 is also armed with a top line EDM, generous internal memory storage, and SDRbasic on-board software so you have everything you need to get the job done out in the field.
- Integrated Construction and Survey Application Software
- Fast, accurate, and powerful EDM
- Reflectorless up to 500m
- Prism range up to 4,000 m
- Advanced angle accuracy (2'' or 5'')
GM-50 Specifications
Angle Measurement
Min. Res/Accuracy : 2”/5”
Min. Display : 1”/5”
Colimation Compensation : On/Off (selectable)
Memory
USB Up to 32 GB
Internal 50,000 points
Distance Measurement
Reflectorless Up to 500 m
Prism EDM Range Up to 4,000 m
Measuring Time Fine: 0.9 s (Initial 1.7 s) Rapid: 0.7 s (Initial 1.4s) Tracking 0.4 s (Initial 1.4 s)
Power and Electrical
Battery Up to 14 hours in Eco mode.
Prism EDM Accuracy
Prism Accuracy: 1.5 mm + 2 ppm
Non-Prism Accuracy: 2.0 mm + 2 ppm (0.2 - 200 m)
