The Spectra Precision Grade Laser GL422N-14 Dual Grade Laser with CR700 Receiver (Model: GL422N-14) is a robust, high-performance tool designed for construction professionals and contractors. With dual-grade capability, automatic self-leveling, and a rugged design, it simplifies complex leveling, grading, and vertical alignment tasks. The CR700 receiver ensures exceptional accuracy, while the RC402N remote control enhances convenience and productivity.
Key Features:
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Dual-Grade Laser: Offers precise dial-in grades from -10% to +15%, enabling smooth operations on steep slopes and grades.
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Long Operating Range: Covers up to 2600 ft (800 m) in diameter, reducing the need for multiple setups on large job sites.
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Automatic Self-Leveling: Minimizes setup time and ensures accurate horizontal and vertical leveling.
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Mask Mode: Prevents interference from other lasers or reflections, ensuring clean and accurate readings.
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Rugged and Weather-Resistant: Withstands tough job site conditions with an IP66 dust and waterproof rating and a patented lighthouse seal protecting the rotor head.
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Temperature Calibration: Maintains high accuracy across wide temperature variations, ensuring reliable performance in diverse environments.
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Automatic Grade Match and PlaneLok: Streamline operations by eliminating manual adjustments and locking the laser on the desired plane for ultimate accuracy.
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CR700 Receiver: Provides high precision, with multiple sensitivity settings for accurate results in a variety of applications.
Specifications:
GL422N-14:
- Type: Dual Grade
- Power Source: NiMH or alkaline batteries
- Protection Class: IP66 dustproof and waterproof
- Rotating Speed: Adjustable at 300, 600 RPM
- Grade Range: -10% to +15%
- Accuracy: Horizontal and Vertical: ±1/16 inch at 100 feet
- Operating Temperature: -4°F to 122°F (-20°C to 50°C)
- Storage Temperature: -4°F to 158°F (-20°C to 70°C)
- Weight: 6.8 lbs (3.1 kg)
CR700 Receiver:
- Sensitivity Settings: Ultra-fine, fine, and coarse for varied applications
- Reception Height: 5 inches (127 mm)
- Dust and Waterproof: Yes, rated IP67
- Battery Life: 60+ hours continuous operation
Included Accessories:
- GL422N Laser Transmitter
- CR700 Receiver
- RC402N Remote Control
- NiMH Battery Pack and Charger
- Durable Carrying Case
- Instruction Manual
Frequently Asked Questions (FAQ)
Q1: What is the benefit of Mask Mode?
Mask Mode eliminates interference from other lasers or reflective surfaces, ensuring clean and accurate measurements.
Q2: How does Automatic Grade Match work?
The laser automatically aligns with the receiver to find the correct grade, streamlining setup and eliminating manual calculations.
Q3: Can it be used for sewer and storm drain installations?
Yes, the laser’s precision and long range make it perfect for “over the top” sewer and storm drain pipe installations.
Q4: How long does the battery last on a full charge?
The NiMH battery pack provides up to 35 hours of operation, while alkaline batteries can also be used as an alternative.
Q5: What is the advantage of temperature calibration?
Temperature calibration ensures consistent accuracy across a wide range of environmental conditions, reducing errors caused by temperature fluctuations.
Q6: How does the CR700 receiver enhance performance?
The CR700 receiver provides precise readings with multiple sensitivity levels, making it adaptable to a variety of grading and leveling tasks.
Q7: How does the rugged design reduce maintenance costs?
Its patented lighthouse seal and durable construction protect the laser from drops, dust, and weather, reducing repair needs and operating costs.
