Editorial Technical Reference

Compaction Meter

This page explains how Compaction Meter is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A measurement device that monitors and displays the compaction level achieved by a vibratory roller during soil or asphalt compaction operations.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Compaction Meter

Definition
The compaction meter is an integrated measurement component of a vibratory roller that continuously monitors the compaction process by analyzing vibration frequency, amplitude, and ground response. It provides real-time feedback to the operator about the density and stiffness of the material being compacted, ensuring quality control and preventing over-compaction or under-compaction. The device is typically mounted on the roller's drum or frame and uses accelerometers and sensors to capture vibration data. The meter calculates a compaction value or percentage based on the harmonic response and frequency changes, which is displayed on an operator interface. This allows the operator to adjust the roller's speed, vibration settings, or number of passes to achieve the desired compaction. The compaction meter is designed for use in road construction, earthworks, and asphalt paving applications. It is constructed with a powder-coated aluminum alloy housing (AlSi12) and includes stainless steel and electronic components. The device operates within a temperature range of -20 to 60 °C and can be stored at -40 to 85 °C. It requires a supply voltage of 9–36 V DC and consumes no more than 5 W. The ingress protection rating is IP65–IP67, making it dust-tight and protected against water jets. It is resistant to vibration (5 g sinusoidal, 10–500 Hz) and shock (50 g half-sine, 11 ms) according to IEC standards. The measurement range is 0–100% relative compaction degree with an accuracy of ±0.5% full scale and a display resolution of 0.1%. The weight varies from 1.5 to 2.5 kg depending on configuration. All specifications are reference values and must be verified with the legal manufacturer or supplier for the specific model and application.
Working Principle
The compaction meter typically uses accelerometers and sensors to measure the vibratory roller's drum vibration characteristics and the ground's response. By analyzing the harmonic response and frequency changes during compaction, it calculates the material's stiffness and density, displaying the results as a compaction value or percentage on an operator interface. The device continuously monitors the vibration signals and processes them to provide real-time feedback, enabling the operator to optimize the compaction process.
Common Materials
Stainless Steel, Aluminum Alloy, Electronic Components
Technical Parameters
ParameterTypical rangeNotes & selection driver
Measurement Range0–100 %Relative compaction degree
Accuracy±0.5 %Full scale
Display Resolution0.1 %Digital display
Operating Temperature-20–60 °CNon-condensing
Storage Temperature-40–85 °CWithout battery
Supply Voltage9–36 V DCReverse polarity protected
Power Consumption≤5 WAt nominal voltage
Ingress ProtectionIP65–IP67Dust-tight, water-jet protectedIEC 60529
Vibration Resistance10–500 Hz5 g, sinusoidalIEC 60068-2-6
Shock Resistance50 gHalf-sine, 11 msIEC 60068-2-27
Housing MaterialAlSi12Powder coatedDIN EN 1706
Weight1.5–2.5 kgDepending on configuration

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Accelerometer Sensor
    Measures vibration frequency and amplitude of the roller drum
    Material: Piezoelectric Ceramic
  • Signal Processor
    Processes sensor data to calculate compaction values
    Material: Electronic Components
  • Display Unit
    Shows real-time compaction measurements to the operator
    Material: Polycarbonate

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Compaction Meter.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: 0 to 5 bar
other spec: Vibration frequency range: 20-60 Hz, Roller speed: 0-10 km/h
temperature: -20°C to +60°C
Media Compatibility
✓ Soil compaction (clay, sand, gravel) ✓ Asphalt compaction (hot mix asphalt) ✓ Granular base materials
Unsuitable: Underwater or submerged compaction operations
Sizing Data Required
  • Roller drum width (mm)
  • Target compaction density (kN/m³)
  • Material type and layer thickness (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Sensor Drift/Calibration Loss
Cause: Environmental exposure (moisture, temperature fluctuations, vibration) degrading internal electronics or reference standards, leading to inaccurate compaction readings over time.
Mechanical Damage to Probe/Tip
Cause: Impact with hard objects (rocks, debris) during insertion or extraction, or excessive lateral force during use, causing bending, cracking, or wear of the contact surface.
Maintenance Indicators
  • Erratic or inconsistent readings despite proper soil conditions and operator technique
  • Visible physical damage (cracks, dents, bent probe) or audible grinding/clicking during operation
Engineering Tips
  • Implement regular calibration checks against known standards (e.g., lab compaction tests) and store the meter in a controlled environment when not in use.
  • Use protective sleeves or caps for the probe during transport and storage, and train operators on proper insertion/withdrawal techniques to avoid side-loading.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 22476-2: Geotechnical investigation and testing - Field testing - Part 2: Dynamic probing ASTM D1557: Standard Test Methods for Laboratory Compaction Characteristics of Soil Using Modified Effort

Quoted from the published standard.

Manufacturing Precision
  • Impact energy: +/- 2% of specified value
  • Hammer drop height: +/- 5mm
Quality Inspection
  • Calibration verification with certified reference mass
  • Dimensional accuracy check of hammer assembly components

Manufacturers of Compaction Meter

5 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

BCST Group
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Yantai Wepower Electronic Co., Ltd.
Shandong, CN
Founded 2003
CE ROSH Reach Explosion-proof +3
Listed on the company's own website · profile compiled by CNFX from public sources
FUOOTECH Oil Purifier
Shanghai, CN
Listed on the company's own website · profile compiled by CNFX from public sources
HAIDA
Guangdong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Xi'an Yunyi Instrument Co., Ltd.
Shaanxi, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
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Manufacturing capability
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Inspection readiness
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Frequently Asked Questions

What does the compaction meter measure?

It measures the compaction level achieved by a vibratory roller by analyzing vibration frequency, amplitude, and ground response. It provides a relative compaction degree as a percentage, indicating the density and stiffness of the material being compacted.

How is the compaction meter installed?

The compaction meter is an integrated component of the vibratory roller, typically mounted on the drum or frame. It uses accelerometers and sensors to capture vibration data. Installation should be performed by qualified personnel according to the manufacturer's instructions.

What are the key specifications to verify?

Key specifications include measurement range (0–100%), accuracy (±0.5% full scale), display resolution (0.1%), operating temperature (-20 to 60 °C), supply voltage (9–36 V DC), power consumption (≤5 W), ingress protection (IP65–IP67), and vibration/shock resistance. Always confirm these values with the legal manufacturer or supplier for your specific model.

What maintenance is required?

Regular maintenance includes checking the sensors and connections for damage, cleaning the housing, and verifying the display accuracy. The device should be inspected periodically for wear and tear. Refer to the manufacturer's manual for detailed maintenance procedures.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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