KONGSBERG MRU2
Product Overview
The KONGSBERG MRU2is a high-precision roll and pitch motion sensor manufactured by Kongsberg,designed specifically for marine applications requiring accurate motion measurement and compensation.This advanced motion reference unit(MRU)serves as a critical component in various marine systems,providing precise attitude and motion data essential for navigation,positioning,and equipment stabilization in dynamic marine environments
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Engineered with industrial-grade components and advanced sensor technology,the KONGSBERG MRU2delivers exceptional reliability and performance for safety-critical marine operations.The unit’s compact design and robust construction ensure reliable operation in demanding marine conditions,while its comprehensive output capabilities make it suitable for integration with various marine automation and control systems
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Technical Specifications
Parameter Name
Parameter Value
Product Model
KONGSBERG MRU2
Manufacturer
Kongsberg
Product Type
Motion Reference Unit(MRU)
Measurement Axes
Roll and Pitch
Roll/Pitch Accuracy
0.10°
Acceleration Measurement
0.01 m/s²
Output Data Rate
200 Hz
Communication Interfaces
RS-232,RS-422,Ethernet
Output Protocols
IEEE 32-bit floating point,NMEA 0183
Power Supply
Standard marine power requirements
Operating Temperature
Marine standard range
Protection Level
IP rating suitable for marine environments
Dimensions
Compact marine module size
Weight
Lightweight for easy installation
Main Features and Advantages
The KONGSBERG MRU2incorporates advanced sensor technology that ensures high-precision motion measurement even in challenging marine conditions.The unit features two high-precision accelerometers and two micro-electromechanical systems(MEMS)angular rate gyroscopes,providing accurate roll and pitch measurements with minimal latency.The KONGSBERG MRU2’s solid-state sensor design eliminates mechanical wear components,significantly enhancing reliability and reducing maintenance requirements
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Key Features:
High-Precision Measurement:0.10°roll and pitch accuracy for precise motion compensation
Multiple Output Interfaces:RS-232,RS-422,and Ethernet connectivity for flexible system integration
High Data Rate:200 Hz output rate for real-time motion compensation
Solid-State Design:No moving parts for enhanced reliability and reduced maintenance
Compact and Lightweight:Space-saving design suitable for various marine installations
Comprehensive Output:Static and dynamic roll/pitch angles,angular rates,and surge/sway accelerations
Configurable Software:Windows-based configuration and data display software included
Application Field
The KONGSBERG MRU2finds extensive application across multiple marine sectors requiring precise motion measurement and compensation.In offshore operations,the unit is commonly used in dynamic positioning systems,riser monitoring systems,and motion damping systems for high-speed vessels.The KONGSBERG MRU2’s high accuracy makes it particularly suitable for telecommunications antenna systems and offshore crane heave compensation applications where precise motion compensation is essential
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In marine research and survey applications,the KONGSBERG MRU2provides critical motion compensation for single-beam and multi-beam echo sounders,ensuring accurate seabed mapping and hydrographic surveys.The unit’s reliable performance also makes it suitable for vessel motion monitoring,wave measurement,and various marine automation systems where accurate attitude information is required for safe and efficient operations
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Related Products
KONGSBERG MRU5+:Enhanced motion reference unit with higher accuracy
KONGSBERG MRU5:Standard motion reference unit variant
KONGSBERG MRU3:Three-axis motion reference unit
KONGSBERG MRU H:High-performance motion reference unit
KONGSBERG MRU E:Economic motion reference unit variant
KONGSBERG Seapath:Integrated position,attitude,and heading sensor
KONGSBERG Ship Motion Monitor:Comprehensive vessel motion monitoring system
KONGSBERG Gyrocompass:High-precision heading reference system
Installation and Maintenance
Installation Requirements:
The KONGSBERG MRU2should be installed in a fixed orientation relative to the vessel,typically aligned with the vessel’s longitudinal and transverse axes.The installation location should provide adequate clearance for maintenance access and proper ventilation.All electrical connections must use appropriate marine-grade cables with proper shielding to prevent electromagnetic interference.The unit must be properly grounded according to marine electrical standards,and all connections should be torqued to manufacturer specifications to ensure reliable operation
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Maintenance Recommendations:
Regular maintenance includes visual inspection of status indicators,verification of communication functionality,and review of diagnostic information through the system interface.The KONGSBERG MRU2’s solid-state design requires minimal maintenance,but periodic checks of mounting hardware and electrical connections are recommended.Firmware updates should be applied during planned maintenance windows following proper change management procedures.The unit’s comprehensive diagnostic capabilities should be monitored continuously,with immediate attention to any detected faults or performance degradation
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Product Guarantee
We guarantee genuine KONGSBERG MRU2motion reference units with full manufacturer certification and complete technical documentation.Each unit undergoes comprehensive testing including sensor calibration,communication validation,and performance verification to ensure compliance with original manufacturer specifications.Our quality assurance process ensures that all products meet the highest standards of performance and reliability required for marine applications.We provide complete technical support for system integration,application optimization,and troubleshooting assistance.All products are backed by our comprehensive warranty and commitment to customer satisfaction through responsive service and technical expertise
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