Description
KONGSBERG MRU-E-JB1 – Motion Reference Unit (MRU)
Product Overview
The MRU-E-JB1 is a fifth-generation motion reference unit (MRU) engineered by KONGSBERG for marine automation and industrial motion sensing applications. It delivers precise real-time measurements of roll, pitch, heave, and linear acceleration, addressing critical needs for motion compensation in dynamic marine environments such as ship navigation, ROV operations, and helideck monitoring. Its extended temperature range and robust design make it suitable for open decks, enclosed cabinets, and bulkhead installations, ensuring reliable performance in harsh maritime conditionsKONGSBERG.
Technical Specifications — MRU-E-JB1
| Parameter | Value |
|---|---|
| Product Model | MRU-E-JB1 |
| Manufacturer | KONGSBERG (Seatex) |
| Product Type | Motion Reference Unit (MRU) |
| Power | 100–240 V AC, 50/60 Hz, 0.6 A (input); 24 V DC, 0.63 A (output) |
| Communication / Protocol | RS-232, RS-422, Ethernet; selectable via Windows-based configuration softwareKONGSBERG |
| Operating Temperature | -25 °C to +70 °CKONGSBERG |
| Mounting | No orientation limitation; wall, bulkhead, or deck mountingKONGSBERG |
| Dimensions (HxWxD) | Approx. 105 mm × 140 mm × 80 mm (4.13″ × 5.51″ × 3.15″) |
| Weight | 2.93 kg (6.46 lbs) |
| Typical Interfaces | RS-232, RS-422, Ethernet |
| Compliance | Meets HCA requirements; factory-calibrated to industry standardsKONGSBERG |

KONGSBERG MRU-E-JB1
Key Features and Benefits — MRU-E-JB1
- Delivers high-precision motion data with a 200 Hz output data rate, supporting real-time control and monitoring in fast-paced marine systemsKONGSBERG.
- Supports lever arm compensation for two individually configurable monitoring points, enhancing accuracy in multi-sensor setupsKONGSBERG.
- Small form factor with low power consumption simplifies integration into compact marine automation systemsKONGSBERG.
- Delivered with a full calibration certificate, ensuring traceable performance and compliance with maritime industry standardsKONGSBERG.
Personally, I found the flexible mounting and configurable communication protocols make it easy to adapt to different vessel layouts, which is a big plus for field deployments.
Related Models
- MRU-E-JB2: A compact variant of the MRU-E series, optimized for space-constrained marine applications with identical performance specifications.
- MRU-E-JB3: A ruggedized version with enhanced shock and vibration resistance, designed for high-impact environments such as offshore platforms.
- MRU 5: A higher-precision MRU model offering improved static and dynamic accuracy for critical survey and navigation tasks.
- MRU 3: A cost-effective entry in the MRU lineup, delivering reliable motion sensing for general marine automation needs.
Installation and Maintenance
Installation is straightforward, with no orientation constraints and flexible mounting options to suit diverse vessel configurations. Routine maintenance focuses on periodic calibration checks (recommended annually) and visual inspections for physical damage. The unit’s modular design simplifies component replacement, minimizing downtime. Regular software updates via the Windows configuration tool ensure compatibility with new marine automation protocols and systems.
Product Warranty — MRU-E-JB1
KONGSBERG backs the MRU-E-JB1 with a 2-year manufacturer’s warranty, covering defects in materials and workmanship. The warranty includes technical support for installation, configuration, and troubleshooting, ensuring long-term reliability for marine and industrial users.
Please contact Sunny sales@xiongbagk.cn for the best price.
➱ sales manager: Sunny
➱ email mailto: sales@xiongbagk.cn
➱ Skype/WeChat: 18059884797
➱ phone/Whatsapp: + 86 18059884797
➱ QQ: 3095989363
➱ Website:www.sauldcs.com
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