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HDPZ-20 Type Continuous Eight-Wheel Road Roughness Tester
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HDPZ-20 Type Continuous Eight-Wheel Road Roughness Tester
Suitable for quality inspection and acceptance of pavement engineering projects or for conducting road condition assessments, this standard measures pavement smoothness to evaluate both construction quality and service quality. Equipped with a data acquisition device, it can operate independently in offline mode and is paired with a laptop computer for long-distance inspections. The sensor uses a grating-type counter, eliminating any conversion errors.
Main Technical Parameters
1. Minimum turning diameter: Φ5m
2. Detection speed: ≤12 km/h
3. Traction speed under non-detection conditions: <25 km/h
4. Operating environment temperature: -10℃ to 40℃
5. Power supply: Built-in rechargeable 9-volt dry battery
6. Power consumption: 2W
7. Digital displacement sensor range: 0–150 mm;
Resolution: 0.01 mm
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