MHK ISDB/Instruments/Kongsberg MRU 3

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Kongsberg MRU 3

Manufacturer: Kongsberg
Measurement Category: Motion, Location
Operating Environment: Above Water, Splash Zone, Dry Enclosed Space

Communication Protocol: RS-232, RS-422, Ethernet
Operating Mode: Free Streaming
Power Supply Type: VDC
Power Specification: 10-36 VDC; max 5.5 W consumption
External Input: Timing pulse (1PPS) input; Two RS-242 or RS-433 Inputs, One input Ethernet


Typical applications for the MRU 3 model are real-time heave compensation of single beam echosounders and offshore cranes. The unit provides heave measurements to meet IHO standards. This unit has to be mounted in a fixed mounting direction with the connector pointing up or down. MEMS based sensor

Instrument Measurements

  • 3-Axis Acceleration (Translation)
  • 3-Axis Angular Rate (Rotation)
  • 2-Axis Angular Position (Rotation)
  • Roll and Pitch (Orientation)
  • 1-Axis Position (Translation)

Optional Sensors

No optional sensors provided. Please add sensors.

Notes, Considerations & Recommendations

No notes have been provided. If you have worked with this instrument, please contribute your notes.

User Experience

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