MRU Marine S image

MRU Marine S

The NORSUB MRU Marine S is a robust and waterproof motion reference unit designed specifically for use in up to 50 m water depth. The Anodized aluminum 6061-T6 casing offers a cost effective solutions for shallow water use.

MRU Marine S

MRU 3000 badge

Roll and pitch dynamic accuracy of 0.05° Heave accuracy: 5 cm / 5 %

MRU 6000 badge

The 6000 series improves it further to 0.02°

MRU 9000 badge

The 9000 series achieves exceptional precision with 0.01°

Product overview

The MRU Marine S is built to withstand harsh conditions, offering robust performance even in extreme weather and sea conditions. Equipped with state-of-the-art sensor fusion algorithms and advanced technology, it delivers accurate roll, pitch, and heave measurements, enabling operators to optimize vessel performance, enhance safety, and ensure the integrity of marine operations.

The versatility and durability of Norwegian Subsea MRU Marine make it an invaluable tool for a wide range of applications, including offshore wind farms, subsea operations, marine research, and vessel performance analysis.
picture of our MRU Marine with degrees of freedom illustrated
icon representing high accuracy

High Accuracy

High accuracy roll, pitch and heave, even in irregular sea states.
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Easy interface

Ethernet, serial ports and free software upgrades. Wide range of industry standard protocols. Custom NMEA and Binary protocol generator included in configuration software.
icon of water

Depth rating 50 m

The robust casing in Marine grade Anodized Aluminum 6061-T6 is seawater resistant and provides a cost effective solution for use underwater and in the splash zone.
picture of our configurator software

Our custom software solution

Experience enhanced efficiency and performance with MRU Insight. Analyze, visualize, and integrate your motion data effortlessly, gaining valuable insights. From real-time monitoring to comprehensive reporting, MRU Insights revolutionizes MRU data utilization for informed decision-making, enhanced safety, and improved performance. Elevate your marine operations with MRU Insights and unlock the full potential of your MRU investment.
MRU Marine S Specification
Roll & Pitch0.05° (3000 series) - 0.02° (6000 series) - 0.01° (9000 series) - RMS (dynamic)
Heave (real time)5.0 cm or 5.0 % - Whichever is greater for 0 to 25 s periods, valid for irregular motions in real sea conditions.
PortsEthernet, RS-232 and RS-485 (422)
CommunicationTCP, UDP, Modbus TCP, ethernet/IP, Serial, Modbus RTU
ProtocolsNMEA, ASCII, Binary TSS1, MDL, Atlas, Simrad EM 3000, NORSUB, Custom, etc. ++. See full protocol list in the user manual.
Output frequency0-100 Hz
ConnectorSubConn 8 pins
Depth rating50 m
Dimensions154 x 86 x 67 mm
Weight1.1 kg
Casing materialMarine Anodized Aluminum 6061-T6

Contact us

For any inquiries or assistance, please feel free to contact us. Our dedicated team is ready to provide prompt and helpful support. You can reach us through the provided contact form, email, or phone number.

We look forward to hearing from you!
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