MRU Marine

The NORSUB MRU Marine is a robust and waterproof motion reference unit designed specifically for marine applications, with flexible communication options and the option to include a magnetometer.

MRU Marine

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

The 6000 series provides high performance 0.02° roll and pitch accuracy

The 9000 series achieves exceptional precision with 0.01° roll and pitch accuracy

Product overview

The MRU Marine 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

High Accuracy

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

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.

Robust and Waterproof

Robust and compact waterproof aluminum housing enables mounting outdoors in the splash zone.

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 Specification

Roll & Pitch	0.05° (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.
Ports	Ethernet, RS-232 and RS-485 (422)
Communication	TCP, UDP, Modbus TCP, ethernet/IP, Serial, Modbus RTU
Protocols	NMEA, ASCII, Binary TSS1, MDL, Atlas, Simrad EM 3000, NORSUB, Custom, etc. ++. See protocol list.
Output frequency	0-100 Hz
Connector	Lemo 16 pins
Depth rating	IP68
Dimensions	154 x 86 x 67 mm
Weight	1.2 kg
Casing material	Marine Anodized Aluminum 6061-T6

MRU Marine

MRU Marine

Product overview

High Accuracy

Easy interface

Robust and Waterproof

Our custom software solution

Contact us

MRU Marine

MRU Marine

High Accuracy

Easy interface

Robust and Waterproof

Our custom software solution

Contact us