LR50 & LR50W Laser Receiver

The Spectra Precision® LR50 & LR50W Laser Machine Display Receivers are designed to be used as a stand-alone display receiver on grading and excavating equipment including: dozers, excavators, backhoes, scrapers, and box blades.

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Rugged 360-degree Laser Machine Display Receiver with Built-in Blade Tilt and Excavator Boom Plumb Indicator

The Spectra Precision® Laser LR50 Laser Machine Display Receiver is designed to be used as a stand-alone display receiver on grading and excavating equipment including: dozers, excavators, backhoes, scrapers, and box blades. The easy-to-use LR50 features versatile 360-degree laser reception and works with all types of rotating lasers on all types of machinery for fast, no-hassle setup. Rugged and waterproof, the LR50 receiver withstands all weather environments. Internal isolating shock mounts protect the electronics. The LR50W is designed to be used with the RD20 Wireless Remote Display.

Featured Highlights
     • Built-in blade tilt indicator helps the operators keep the blade level for increased accuracy and productivity
     • Center On-grade provides an equal amount of grade information above and below on-grade. Use on dozers, graders, scrapers and box blades
     • Offset on-grade for productive excavation provides additional above grade information for less undercuts

Features & Benefits

     • Built-in blade tilt indicator helps the operators keep the blade level for increased accuracy and productivity
     • Center On-grade provides an equal amount of grade information above and below on-grade. Use on dozers, graders, scrapers and box blades
     • Offset on-grade for productive excavation provides additional above grade information for less undercuts
     • Built-in plumb indicator for fast, accurate grade checking for excavators and backhoe’s
     • Up to six channels of grade information plus directional out-of-laser beam indicators
     • Three selectable accuracies meet job tolerances from rough grading to final finishing for maximum flexibility
     • Adjustable, ultra-bright LED with green on-grade display provides user selectable, easy-to-see display to match ambient lighting conditions
     • LR50W Used with Spectra Precision RD20 Wireless Remote Display

Specifications

Specifications LR50 / LR50W
Number of Display Channels 5-Channel Display
6-Channel Display in
excavating mode
Accuracy:
Centre on grade mode (grading)
Fine: 5 mm (0.20 in)
Standard: 10 mm (0.40 in)
Wide: 20 mm (0.80 in)
Accuracy:
Offset on grade mode (excavating)
Fine: 12 mm (0.50 in)
Standard: 25 mm (1.0 in)
Wide: 50 mm (2.0 in)
ACE—Angle Compensation Mode NA
Blade-Tilt Accuracy ± 0.5°, ± 1.5°, ± 2.5°
Plumb-Swing Accuracy ± 0.5°, ± 1.5°, ± 2.5°
Vertical Reception 171 mm (6.75 in)
LED Battery Life
Alkaline Bright/Dim
Wireless with remote on
45 / 60 hrs
20 / 30 hrs
Ni-MH Bright/Dim
Wireless with remote on
30 / 45 hrs
15 / 20 hrs
Receiver Warranty 2 Years

Downloads

Brochure
Download the LR50 & LR50W Brochure here

User Guide
Download the LR50 & LR50W User Guide EN here