Applications• Grade Checking • Site Work • Foundation & Exterior • Utility & Underground• Machine Control The LS-B20 laser receiver provides a versatile, low-cost indicator solution for grade checking and machine control grade applications such as site work, trench and pipe alignment, trench excavation, vertical alignment, levelling footings, and forms. This tiny and lightweight item includes an integrated magnetic mount for quick installation and mobility between machines. the LS-B20 with an optional Holder-6 clamp, is excellent for manual grade checking also. Features and Benefits • Machine control and grade-checking capability • 4 on-grade zone selections (LED); coarse to fine grade for machine control • zero-set function • Magnetic mount: use anywhere • Easy switch to exterior or interior works • LED indicators: Bright red and green • Operating time: Up to 100 Hours Technical Data• Detecting Angle Range: 270°• Detecting Range: 120mm• Battery life: Up to 100 hours with alkaline batteries• Batteries: 3 AA dry-cell alkaline• Low Battery Indicator: Yes• Mountings: Built-in magnet mount, optional grade rod clamp attachment • Operating temperature: -20 °C to 50 °C (-4 °F to 122 °F)• Buttons: 4 (power, mode, buzzer and 0-set) • Beeper: dual tone; loud and light• Auto-shut off: After 30 minutes• Mode to turn off LED: Yes• Dimensions: 115 x 40 x 180 mm• Weight: 500 g• Waterproof: IP66• Warranty: 12 Months
