Spectra Precision LR20 Laser Receiver Machine Contro 360 Trimble Plumb Indicator
Rugged New Laser Receiver for compact machine applications
The Spectra Precision Laser LR20 laser receiver is a rugged, electronic receiver that detects laser light generated by rotating lasers. It works with all common rotating lasers and will detect both visible and invisible beams.
The LR20 laser receiver is designed for use as a standalone display receiver on compact machines such as mini excavators, backhoes and scrapers.
Power to the LR20 receiver comes from NiMH rechargeable batteries. The LR20 receiver is designed to be moved from machine to machine with features and setup options for multiple applications and specifications. The 8-in. laser reception height ensures maximum laser control across the site.
LR20 Standard Features
The Spectra Precision Laser LR20 laser receiver mounts to round masts from sizes .5 to 2 in. O.D. tube. The Spectra Precision Laser Mini Magnetic Mount is ideally suited for mini excavator, backhoe and skid steer applications. Set up the laser in an appropriate location for receiver visibility and efficient machine operation and turn it on.
Designed for constructionShock mounted electronics for stable performance and tough poly carbonate housing for superior knock and drop protection. Sealed housing and battery chamber is designed and built to the most demanding construction industry standards.
Precise laser strike positions More accurate grade control. The LR20 laser receiver provides a continuous, absolute laser strike position to precisely measure the actual height deviation from on grade. This feature gives you the highest accuracy and grade performance.
8-in., 360-degree laser reception Increased working area and range
Polycarbonate housing and elastomer over molding Rugged durability for years of reliable use
Super bright grade display w/green on-grade LEDs Superior depth/elevation indication
Push button setup Ease of use and application flexibility
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LR20 Specifications Specification |
LR20 |
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Beam Reception Range |
360 degrees |
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Operating Range |
Over 750 ft radius, laser dependent |
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Laser RPM |
Minimum: 105, Maximum: 1200 |
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Vertical Reception |
8 in |
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Accuracy: |
Fine |
Standard |
Wide |
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Center On-Grade (Grading) |
0.20 in |
0.40 in |
0.80 in |
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Offset On-Grade (Excavation) |
0.50 in |
1.0 in |
2.0 in |
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Plumb-Swing Accuracy |
±, 0.5, ±, 1.5, ±, 2.5 |
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Display Output |
Bright or Dim |
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Power Options |
Alkaline – 5 AA Cell Standard 5 AA NiMH battery pack, non field replaceable. Power Cable 10 -30 V dc |
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Battery Life Li-Ion (Continuous in beam) |
35 hours |
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Battery Recharge Time |
3 4 hours |
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Automatic Shutoff |
75 minutes with no laser beam |
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Out-of-Beam Indication |
High and Low |
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Remote Display Option |
No |
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Automatic Control Option |
Not in current state |
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Dimensions (LxWxD) |
Approx. 9.50 x 4.38 x 1.87 in, 2.5 lbs |
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Mounting Pipe |
Large Hook: 1.5 to 2.0 in. OD Tube Small Hook: .5 to 1.1 in OD Tube |
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Storage Temperature |
-40 F TO +158 F |
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Unit Drop |
‘3 Random Drops Onto Concrete @ 5 ft at Room Temperature |
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Vibration |
TNL standard profile for pole mounted machine control equipment |
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Operating Temperature |
-4 F to 140 F |
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Warranty |
2 Years |
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Standalone display receiver for mini excavators, backhoes and scrapers, skid steer attachments, box blades, pulled scrapers and small dozers.
Allows compact machines to achieve tighter tolerances without the need for a grade checker
Use for general construction grade and depth control, landscaping, building pads, sports fields, concrete flatwork, storm drains, utility
Package Includes:
– LR20 Laser Receiver
– International Charger
– 4 NiMH Rechargeable Batteries
– Charger Adapter
– Quick Reference Guides
– Receiver Manual
– Larger Pole Clamp
– 2 Year Warranty
– and Rugged Yellow Hard Shell Waterproof Carrying Case
Additional information
| Brand | Spectra Precision |
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