
Ship Motion Monitoring
Precise motion measurements are essential for vessel digitalization, supporting fuel optimization, route planning, cargo safety and structural health.
Ship Motion Monitoring
Related questions
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The MRU Marine is IP-68 rated with Lemo connectors and LEDs. The Marine SW supports 50m depth, uses SubConn connectors, and comes in two versions differing by available output combinations.
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A gyrocompass determines true north using gyroscopes and Earth's rotation, not magnetism. It’s essential for heading accuracy in marine and aerial navigation, though performance may vary at extreme latitudes.
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Passive PoE powers the MRU Compact via standard Ethernet cable without negotiation. It’s not compatible with most PoE switches (which use Active PoE), so a splitter or converter is typically required.
Further reading

Advanced motion compensation for sonars introduced at Ocean Business 2025

Research Project to Test Value of MRU Data for Vessel Performance and Carbon Reduction

WASSP Boosts Multibeam Accuracy for Marine Survey and Fish Finding with Norwegian Subsea MRUs
Related products

Usage area
50 m depth, IP 68
Connectors
Lemo or SubConn 8 or SubConn 16
Roll & Pitch accuracy
- 3000±0.05°
- 6000±0.02°
- 9000±0.01°
Heave accuracy
5 cm or 5.0%

Usage area
IP 65
Connectors
RJ45 or RJ50
Roll & Pitch accuracy
- 3000±0.05°
- 6000±0.02°
- 9000±0.01°
Heave accuracy
5 cm or 5.0%