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Precision Convergence Meter

  1. Monitoring and Control of Excavation Methods:

    • Evaluate the effectiveness of supporting systems in underground excavations, as required by the New Austrian Tunnelling Method (NATM).
    • Ensure precise monitoring and control during the excavation process.
  2. Deformation Measurement in Various Projects:

    • Measure deformation of cross-sections in tunnels, caverns, shafts, etc., in both mining and civil engineering projects.
    • Obtain accurate data on structural changes to assess stability and make informed decisions.
  3. Displacement Measurement:

    • Monitor the displacement of retaining walls, slopes, bridge pillars, foundations, and other critical structures.
    • Detect and analyze potential shifts to ensure structural integrity and safety.
  4. Monitoring and Stability Control of Concrete Structures:

    • Assess and control the stability of concrete structures, including large buildings, bridges, and other infrastructure projects.
    • Continuously monitor for any deviations or movements that may impact structural integrity.
BRMS Precision Convergence Meter
BRMS Precision Convergence Meter
Key Features:
  • High Precision: Provides precise and reliable measurements for accurate analysis and decision-making.
  • Real-time Monitoring: Allows for continuous monitoring of deformation and displacement.
  • Easy Installation: Simple and convenient installation process, minimizing downtime and disruption.
  • Versatile Application: Suitable for a wide range of projects in mining, civil engineering, and construction industries.
  • Robust and Durable: Built to withstand harsh environmental conditions and deliver long-lasting performance.
  • Data Analysis Capabilities: Enables comprehensive data processing and interpretation for effective project management.
Typical Specifications:
  • Measuring Range: 15 – 50 meters (customizable based on client’s requirements)
  • Gauge Type: Mechanical or Digital (based on client’s preference)
  • Measuring Accuracy: 0.01 mm or 0.001 mm (depending on client’s specifications)
  • Body Material: Steel, Aluminum, or Titanium (chosen by the client)
Main Distinguished Features:
  • Easy and Quick Convergence Measurements: Streamlined process for efficient and rapid convergence measurements.
  • Extended Measuring Range: Capable of measuring up to 50 meters, accommodating various project requirements.
  • High Accuracy: Offers exceptional accuracy of up to 0.001 mm, ensuring precise and reliable measurements.
  • Stability in Temperature Variations: Instrument materials designed to withstand rapid changes in environmental temperature, maintaining measurement accuracy.
  • Convenient Steel Tape Meter Replacement: Easy and swift replacement of the steel tape meter when necessary.
Available Models:
  • Convergence Meter with Mechanical Dial Gauge
  • Convergence Meter with Digital Dial Gauge
  • Laser Convergence Meter
  • Ultrasonic Convergence Meter
BRMS Precision Convergence Meter
Minimum Information Required for Order Acceptance:
  1. Application: Detailed description of the intended use or project context.
  2. Measuring Range: Desired range for convergence measurements.
  3. Gauge Type, Resolution, and Accuracy: Specifications for the gauge type (mechanical or digital), resolution, and required accuracy.
  4. Material, Diameter, and Length of Convergence Pins: Specifics regarding the material, diameter, and length of the convergence pins.
  5. Temperature and Humidity Variation Range in Measurement Environment: Information about the expected temperature and humidity variations within the measurement environment.


BRMS instruments have 24 months guarantee and all after-sale services.

BRMS as designer and constructor of the instruments can accept feasible orders as specified by the clients.

Instruments specifications may be modified and updated, with new technology developments.

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