MRU H

MRU H

Category: Motion Reference Unit (MRU)

Model: MRU H

Brand: kongsberg

Quantity: 1

Instrument: Shipboard Instrument on R/V New Ocean Researcher 1

Equipment Condition: Normal

Maintenance Manager

Chia-Hung Liu
Technician III
(02)3366-1613
chiahungliu@ntu.edu.tw

Instrument Expert

Function Description

MRU H is a versatile heave compensator designed for heave measurements in extreme horizontal acceleration environments. This device is widely used in applications such as offshore cranes and vessel motion monitoring.

Main Features:

  • Roll/Pitch Accuracy: ±0.05°

  • High-Precision Heave Measurement: Delivers high-precision heave measurements even in dynamic environments.

  • PFreeHeave Algorithm: Provides accurate, phase-free heave signals, ideal for subsea surveying tasks.

  • High-Frequency Data Output: Up to 200 Hz, supporting multiple communication protocols (such as RS-232, RS-422, and Ethernet).

Borrowing Rules

Please contact the equipment technician.

Equipment Description

Technical Specifications:

  • Roll/Pitch Static RMS: 0.03°

  • Roll/Pitch Dynamic 1-sigma: 0.010°

  • Heave Real-time RMS: 5 cm/5%

  • Heave Period Real-time: 25 s

Typical Applications:

  • Offshore crane motion compensation

  • Echo sounder

  • Acoustic positioning system

  • Hull stress monitoring

Maintenance & Attendance Records

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Operation Manual