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High-Quality Topcon GM52 Total Station from China Suppliers | Factory Direct Sales | Accurate Survey Equipment
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.
Key Features
Integrated Construction & Survey Software
Fast, Accurate, and Powerful EDM
Reflectorless Range Up to 500m
Prism Range Up to 4,000m
Advanced Angle Accuracy (2'' or 5'')
GM-50 Specifications
Angle Measurement
- Min. Res/Accuracy 2” / 5”
- Min. Display 1” / 5”
- Collimation Comp. On/Off (selectable)
Memory
- USB Memory Up to 32 GB
- Internal Storage 50,000 points
Distance Measurement
- Reflectorless Range Up to 500 m
- Prism EDM Range Up to 4,000 m
- Measuring Time (Fine) 0.9 s (Initial 1.7 s)
- Measuring Time (Rapid) 0.7 s (Initial 1.4 s)
- Measuring Time (Tracking) 0.4 s (Initial 1.4 s)
Power & Accuracy
- Battery Life Up to 14 hrs (Eco mode)
- Prism Accuracy 1.5 mm + 2 ppm
- Non-Prism Accuracy 2.0 mm + 2 ppm (0.2-200m)
Frequently Asked Questions (FAQ)
What is the reflectorless measurement range of the GM-50 Series?
The GM-50 Series supports reflectorless distance measurement up to 500 meters.
How long does the battery last on a single charge?
The battery provides up to 14 hours of continuous operation when used in Eco mode.
Does the GM-50 support wireless data transfer?
Yes, it features integrated Bluetooth® capability and an internal antenna, allowing you to transfer measurement data cable-free to your data controller.
What is the dust and water protection rating of this total station?
The GM-50 Series features a rugged design with an IP66 rating, meaning it is dustproof and highly water-resistant, making it suitable for tough job site conditions.
How much data can the internal memory store?
The internal memory can store up to 50,000 points. Additionally, it supports USB memory expansion up to 32 GB.
What are the measuring times for different modes?
The measuring times are 0.9 seconds (initial 1.7 s) in Fine mode, 0.7 seconds (initial 1.4 s) in Rapid mode, and 0.4 seconds (initial 1.4 s) in Tracking mode.


