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High-Low Detector, 16 ft.

47-3710

Category:

Asphalt

Sub Category:

Pavement, Surface Regularity

Product Group:

High-Low Detector

• Easy-to-use, one-person operation.
• Lightweight aluminum frame construction.
• Vertical-sweep visual indicator.
• Optional simultaneous sound indicator.

The High-Low Detector (Rolling Straight Edge) is used for measuring pavement planeness.

 

16 ft. (4.9 m) span. With reinforcing aluminum plate riveted to either side of frame.

Entrained Air Readings % Magnified; range from 0 to 1/4" (6.4 mm), high or low.
Description High-Low Detector, 16 ft.

 

Specifications

Frame Rectangular aluminum stock.
Stands Front and rear; for storage, transport, and testing.
Wheels Ground concentric with inside diameter of their ball bearings; neoprene tires and adjustable scraper blades for accuracy; one front, one rear and one center indicator wheel.
Dye Bright orange; 12 oz. (340 g) aerosol can; mounts beside indicator wheel; contains no fluorocarbons; non-clogging.
Handle For steering; with button for discharging dye.
Scale Vertical; large pointer; mounted above indicator wheel; magnifies
variations 16x.
Graduations 1/8" or 1 mm.
Readings Magnified; range from 0 to 1/4" (6.4 mm), high or low.
Weight Net 102 lbs. (46.3 kg)

 

High-Low Detector, 10 ft.

47-3700

• Easy-to-use, one-person operation.• Lightweight aluminum frame construction.• Vertical-sweep visual indicator.• Optional simultaneous sound indicator.The High-Low Detector (Rolling Straight Edge) is used for measuring pavement planeness.   10 ft. (3 m) span.