Stonex R20 Total Station

Stonex R20 Total Station

The Stonex R20 Total Station is a precise, efficient, and user-friendly surveying instrument designed for a wide range of field applications including construction, cadastral surveys, mapping, and staking.

Available in multiple configurations (1″ / 2″ accuracy with 600 m or 1000 m reflectorless range), the R20 series delivers reliable performance with long-distance measurement up to 5000 m using a prism. Equipped with onboard survey programs, Bluetooth connectivity, and a high-quality illuminated telescope, it ensures accurate results even in challenging environmental conditions.

R20 comes in three versions:

• R20 1000 m – 2″ accuracy
• R20 1000 m – 1″ accuracy
• R20 600 m – 2″ accuracy

All models

• Reach 5000 m with prism
• Hit 1000 m or 600 m reflectorless
• Deliver sharp views with illuminated telescope
• Run built-in programs for construction, cadastral, mapping and stakeout
• Connect external controllers via Bluetooth for your own software

Key Features

High Accuracy & Reliable Performance

The R20 provides 1″ / 2″ angular accuracy combined with precise EDM measurements (±2 mm + 2 ppm with prism), ensuring dependable results for all surveying tasks.

Flexible Measurement Range

• Up to 5000 m with prism
• 600 m or 1000 m reflectorless (depending on model)
• Digital phase laser technology ensures high precision over long distances

Long Battery Life

Designed for field productivity, the R20 offers:

• Up to 22 hours of continuous angle measurement
• Approximately 19.5 hours with distance measurement

Ideal for full-day operations without interruption.

Advanced Telescope System

• 30x magnification with illuminated reticle
• Clear visibility even in low light or harsh conditions
• High-quality optics for accurate targeting

User-Friendly Interface

• Dual 320 × 240 LCD displays
• Simple navigation with intuitive onboard software
• Clear graphical interface for efficient operation

Connectivity & Data Handling

• Bluetooth connectivity for external controllers
• USB data transfer support
• Compatible with field software like Cube-a

Smart Survey Functions

Integrated applications include:

• Stakeout
• Resection
• Area calculation
• Offset measurement
• Remote height measurement (REM)
• Reference line

Applications

• Land Surveying & Mapping
• Construction Layout & Stakeout
• Road & Infrastructure Projects
• Cadastral Surveys
• Topographic Surveys
• General Engineering Applications

Detailed Technical Highlights

Angle & Measurement System

• Absolute encoder system for precise readings
• Multiple angle units: DEG, GON, MIL
• Adjustable resolution for flexible measurement requirements

Distance Measurement Technology

The R20 uses digital phase laser ranging technology, ensuring consistent and accurate measurements across varying environmental conditions. Users can manually adjust temperature and pressure settings to further improve accuracy.

Tilt & Leveling

• Dual-axis optoelectronic tilt sensor
• Compensation range: ±4′
• High stability during measurements

Laser Plummet

• 635 nm red laser
• Accuracy: ±1.5 mm at 1.5 m
• Fast and precise instrument setup

Environmental Durability

• Operating temperature: -20°C to +50°C
• Storage temperature: -30°C to +60°C
• Protection rating: IP65 (dustproof & water-resistant)

Advantages

• Multiple configurations for flexible project needs
• Long battery life for uninterrupted fieldwork
• Easy integration with external controllers
• High durability for harsh site conditions
• Cost-effective solution for professional surveying