HTS-420R Total Station

3,500,000.00 VAT

The HTS-420R Total Station delivers powerful long-range performance with precision 2″ angle measurement, 600m reflectorless EDM, and up to 7500m prism range. Built for construction, engineering, mining, roadworks, and control surveys, it features absolute encoding technology, dual-axis compensation, fast data transfer, long battery life, and IP65 protection for reliable field performance in all conditions.

Description

The HTS-420R Total Station is a high-accuracy, long-range surveying instrument engineered to provide exceptional precision, reliable field performance, and fast measurement workflow across all surveying and construction applications. Designed with advanced EDM technology and an absolute encoding angle measurement system, it ensures stable, repeatable accuracy for professionals who demand dependable results in challenging environments.

With a 2″ angle accuracy and a reflectorless range of up to 600m, the HTS-420R is powerful enough for building layout, road construction, bridge work, mining operations, tunnel alignment, railway projects, topographic surveys, and general engineering measurement. When used with a prism, the instrument reaches an impressive 7500m measurement range, maintaining excellent accuracy at long distances thanks to its advanced optics and robust hardware design.

The HTS-420R enhances workflow efficiency with fast measuring times of 0.8 seconds in repeat mode and 0.3 seconds in tracking mode, allowing surveyors to complete field tasks quickly and accurately. Its icon-based operation interface ensures intuitive control, smoother navigation, and shorter learning curves for both experienced and new users.

Built to improve reliability and measurement stability, the total station features a dual-axis compensator, high-precision bead shafting, and a sealed encoder disk, ensuring accurate angle measurements even on uneven terrain. A comprehensive set of built-in programs—including stakeout, offset, resection, MLM, road layout, area projection, and coordinate geometry—makes the HTS-420R highly versatile across multiple survey scenarios.

The device supports multiple data transfer and connection options including RS232, USB, SD card (up to 32GB), OTG U-disk, and Bluetooth, making it easy to export data in widely used formats such as CSV, DAT, DXF, HTF, GT7, and TXT. It is also compatible with SurvCE, FieldGenius, and Hi-Survey, and supports secondary development for custom integration.

Powered by a 3000mAh rechargeable Li-ion battery, the HTS-420R provides up to 16 hours of continuous angle measurement and around 10 hours of typical mixed use, ensuring full-day performance on remote job sites. The sturdy IP65-certified housing offers dustproof and water-resistant protection, allowing the instrument to perform reliably in harsh weather, dusty construction zones, and humid environments.

Combining long-range capability, stable measurement performance, rugged durability, and easy operation, the HTS-420R Total Station delivers outstanding value and reliability for surveyors, engineers, and construction professionals who need precise results every time.

Additional information

Weight 5.5 kg
General

Model: HTS-420R

Product Type: Total Station

Applications: Construction, bridges, mining, railway, roadworks, tunnel, control surveys

Operating System: UDOS real-time operating system

Angle Measurement

Angle Measuring Principle: Absolute Encoding

Minimum Readout: 1″ / 5″ / 10″ (optional)

Angle Accuracy: 2″

Tilt Sensor: Dual-axis liquid tilt sensor

Tilt Sensor Accuracy: ±3′

Distance Measurement (Prism Mode)

Single Prism Range: >7500m

Standard Range: 3000m (single prism), 6000m (three prisms)

Accuracy: ±(2mm + 2ppm)

Measuring Time: 0.8s (repeat) / 0.3s (tracking)

Distance Measurement (Reflectorless)

Maximum Range: 600m

Accuracy: ±(3mm + 2ppm)

Measuring Time: 1.5s

Telescope

Magnification: 30x

Field of View: 1°30′ (2.7m at 100m)

Minimum Focusing Distance: 1.5m

Reticle: Illuminated

Display & Keyboard

Display Type: LCD, adjustable contrast

Resolution: 280 × 160 pixels

Lines/Characters: 6 lines × 25 characters

Keyboard: Dual-sided alphanumeric backlit crystal keyboard

Memory & Communication

Internal Memory: Approx. 20,000 points

External Storage: SD card (up to 32GB)

Interfaces: RS232, Micro USB, SD card, OTG U-disk

Wireless Communication: Bluetooth

Supported Data Formats: CSV, TXT, DAT, DXF, GT7, HTF

Centric Plummet

Type: Laser plummet (4 brightness levels)

Optional: Optical plummet

Centering Accuracy: 1mm at 1.5m height

Power Supply

Battery Type: Rechargeable Li-ion

Voltage/Capacity: 7.4V / 3000mAh

Operating Time:

16 hours continuous angle measurement

10 hours typical usage

Measurement Capacity: Approx. 12,000 measurements

Environmental

Operating Temperature: -20°C to +50°C

Storage Temperature: -40°C to +70°C

Humidity: 95% non-condensing

Water/Dust Protection: IP65

Physical

Weight: Approx. 5.5kg (including battery & tribrach)

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