To Next PageTo Next Page
Need help?Do you have a question about the Spectra LL300N and is the answer not in the manual?
Basic application for managing elevation across job sites.
Verification and adjustment of heights on smaller construction projects.
Ensuring horizontal accuracy for concrete forms and foundations.
Calculating earthwork volumes for excavation and backfill.
Managing depth and grade during digging operations.
Creating consistent inclines for access routes like driveways and ramps.
Device automatically adjusts to a level position for ease of use.
Specifies the precision of the laser measurement: ±3/32 in @ 100 ft.
Defines the maximum operational distance of the laser: 1,650 ft diameter.
Easy activation with a single button for rapid deployment.
Prevents inaccurate measurements by stopping rotation if disturbed.
Allows manual setting of slopes on one axis using the remote control.
All necessary accessories are included in a single, portable case.
Built for ruggedness and ease of transport on job sites.
Offers an extended warranty period for peace of mind: 5 Years.
All system parts are contained in a single case for convenience.
Designed for user convenience in transport, carrying, and storage.
Optimized power consumption for extended operational periods.
Robust construction withstands accidental drops up to 3 feet onto concrete.
Remote functionality expands the range of possible slope applications.
Details the laser type, wavelength, class, and power output.
Specifies the precise measurement tolerance of the laser: ±3/32 in at 100 ft.
Outlines the maximum effective working distance of the laser: 1,650 ft diameter.
Indicates the maximum angle the laser can automatically compensate for: ±5 degrees.
Describes the technology used for automatic leveling: Electronic self-leveling.
Specifies the maximum height from which the unit can be dropped onto concrete: 3 ft.
Allows manual slope setting on one axis while the other remains self-leveled.
Alerts users when the unit is out of its self-leveling range.
Details the type and quantity of batteries required for operation.
Provides information on expected battery run times for different battery types.
Indicates battery status via a flashing red light.
Specifies the rotational speed of the laser beam.
Details the standard tripod mount thread size: 5/8" x 11.
Specifies the temperature range for optimal laser operation.
Specifies the temperature range for safe storage of the unit.
Indicates the unit's protection rating against water and dust ingress.
Provides the overall size of the laser unit in inches and centimeters.
States the total weight of the laser unit in pounds and kilograms.
Specifies the warranty period for the LL300N laser level: 5 Years.
Specifies the units available for digital measurements: mm, ft, in, frac.
Defines the height range for receiving the laser signal: 4 inches.
Lists the three sensitivity settings for achieving on-grade.
Provides expected battery run time for the receiver: 70+ hours.
Device automatically powers off after 30 minutes of inactivity.
Specifies the temperature range for optimal receiver operation.
Indicates the receiver's resistance to dust and water ingress (IP67).
States the weight of the receiver unit without its clamp.
Specifies warranty periods: 3 Years, 2 Years 'No Excuses'.
The Spectra Precision LL300N Laser Level is a robust and versatile tool designed for a wide array of general and concrete construction applications. Engineered for durability and precision, it aims to enhance efficiency and accuracy on job sites, even in challenging conditions.
The LL300N is an automatic, self-leveling laser level that projects a highly accurate laser plane for various tasks. Its primary function is to provide a consistent and reliable reference for elevation control, ensuring that construction elements are level and properly aligned. The device is particularly well-suited for checking and setting elevations on small to medium job sites, making it invaluable for tasks such as leveling forms and footers, estimating cuts and fills, and performing excavations. Additionally, it can be used for establishing basic slopes, which is useful for driveways and ramps.
The self-leveling capability of the LL300N simplifies setup significantly. Once powered on, the unit automatically levels itself, reducing the need for manual adjustments and minimizing the potential for errors. This feature contributes to faster workflow and greater confidence in the accuracy of measurements.
For more complex applications, the LL300N offers a single-axis manual slope mode. When paired with the optional RC601 remote control, this mode allows users to match existing slopes or create new ones with precision. The remote control provides the flexibility to adjust one axis for slope while the other axis continues to self-level, offering a balanced approach to complex grading tasks. This functionality is particularly beneficial for projects requiring specific inclines, such as drainage systems or sloped surfaces.
An important safety and accuracy feature is the "Height of Instrument Alert." If the unit is jarred or moved during operation, it automatically stops rotating. This prevents erroneous readings and ensures that all measurements are based on a stable and accurate laser plane, thereby enhancing the reliability of the work.
The LL300N works in conjunction with a receiver, such as the HL450, which detects the laser beam and provides digital readouts of the elevation. This allows for precise measurements and adjustments, even at a distance. The receiver offers multiple on-grade sensitivities (fine, medium, and calibration mode) to suit different precision requirements, enabling users to achieve the desired level of accuracy for their specific tasks.
The LL300N is designed for ease of use, making it accessible to a broad range of construction professionals. Its simple one-button operation allows for quick startup, enabling users to begin work without complicated setup procedures. This intuitive design minimizes the learning curve and maximizes productivity on the job site.
The device's robust construction makes it suitable for demanding environments. It is built to withstand significant impacts, including drops onto concrete and tripod tipovers, which are common occurrences on construction sites. This durability ensures consistent performance and reduces downtime due to accidental damage. The full weatherproofing and dustproofing further enhance its reliability in various outdoor conditions, protecting internal components from environmental elements.
For enhanced control and flexibility, the optional RC601 remote control is a valuable accessory. It allows users to adjust slopes remotely, which is particularly useful for single-person operations or when the laser level is positioned in a hard-to-reach location. The remote control's ability to manage single-axis slope with HI warning control, while the other axis remains self-leveled, provides a practical solution for intricate grading tasks.
The LL300N is designed to be highly portable. It is often available as a complete kit, which includes the laser level, receiver, tripod, and grade rod, all securely housed in a single carrying case. This integrated solution simplifies transport, storage, and deployment, ensuring that all necessary components are readily available and protected. The energy-efficient design contributes to a long battery life, reducing the frequency of battery changes and supporting extended periods of operation.
The digital readout on the receiver provides clear and immediate feedback, displaying measurements in various units (mm, ft, in, frac). This allows for quick and accurate adjustments, improving efficiency and reducing the potential for errors. The receiver's multiple sensitivity settings enable users to select the appropriate level of precision for different tasks, from rough grading to fine finishing.
The LL300N is engineered for minimal maintenance, focusing on durability and long-term reliability. Its rugged design, including the ability to withstand significant drops and its full weatherproofing and dustproofing, inherently reduces the need for frequent repairs and maintenance. This robust construction protects the internal mechanisms from common job site hazards, extending the product's lifespan and lowering overall ownership costs.
The energy-efficient design not only extends operational time but also contributes to reduced battery consumption, minimizing the need for constant battery replacements. While specific battery types are used, the focus is on maximizing their life to reduce user intervention.
The "Height of Instrument Alert" feature, by preventing erroneous readings due to jarring, also indirectly contributes to maintenance by ensuring the device is always operating within its intended parameters, thus preventing potential damage from continued use in an unstable state.
The comprehensive kit, which includes a carrying case, helps protect the device and its accessories during transport and storage. Proper storage in the case shields the laser level from dust, moisture, and physical impact when not in use, further contributing to its longevity and reducing the need for repairs.
The product is backed by a substantial warranty, indicating the manufacturer's confidence in its durability and reliability. This warranty provides peace of mind, assuring users that potential issues will be addressed, further reducing the burden of maintenance and repair costs over the product's operational life. The design philosophy emphasizes a "set it and forget it" approach, where the device's inherent resilience and self-correcting features minimize the need for user-initiated maintenance beyond basic care and battery management.
General| Rotation speed | 600 rpm |
|---|---|
| Environmental rating | IP66 |
| Warranty | 5 years |
| Accuracy | ±2.2 mm at 30 m (±3/32 in at 100 ft) |
| Range | Diameter 2600 ft (800 m) with HL760 receiver |
| Self-leveling range | ±5 degrees |
| Laser type | 635 nm, Class 2 |
| Power source | 4 x D-cell alkaline |
| Battery life | Up to 90 hours with alkaline batteries |
| Operating temperature | -20°C to 50°C (-4°F to 122°F) |
| Outdoor use | Yes |
