KONGSBERG MRU-E-JB3 Advanced Interface Junction Box

Description

KONGSBERG MRU-E-JB3 Product Introduction & Technical Specifications
Brand KONGSBERG
Model MRU-E-JB3
Product Name  Motion Reference Unit (MRU) Junction Box Type JB3 / MRU-E Series Advanced Interface Junction Box
Dimensions
Length: 280 mm
Width: 150 mm
Height: 80 mm (excluding connectors)
Weight Net Weight: 2.27 kg
Shipping Weight: Approximately 3.8 kg (with standard packaging and accessories)
Country of Origin Norway
Customs Code (HS Code) 85371090

Temperature Specifications
Operating Ambient Temperature: -25 °C to +70 °C
Storage Temperature: -40 °C to +85 °C
Relative Humidity: 5% – 95% (non-condensing)
Engineered to withstand extreme marine temperature cycles, vibration, and shock
Input Specifications
Primary Power Input: 100–240 VAC (±10%), 50/60 Hz, 0.6 A
Universal Input Voltage: Wide-range AC supply for global marine vessel compatibility
MRU Sensor Power Output: Regulated 24 VDC, 0.63 A to power connected MRU-E/MRU-5 motion sensors
Protection: Over-voltage, over-current, reverse polarity, short-circuit, and surge protection
Ingress Protection: IP65 (dust-tight, water-resistant for deck and harsh marine environments)
Output & Interface Specifications
Communication Interfaces:
Dual Serial Ports (COM1 & COM2): RS-232 / RS-422 supporting NMEA 0183, ASCII, and Seatex proprietary protocols
Analog Outputs: 4-channel configurable analog outputs (0–5 VDC, 0–10 VDC, 4–20 mA) for motion data (roll, pitch, heave)
Digital I/O: 4 x digital inputs, 4 x digital outputs for system synchronization, status, and fault signaling
MRU Sensor Interface: Dedicated high-speed connection for MRU-E/MRU-5 series motion sensors
Data Output: Real-time motion data including roll, pitch, heave, surge, sway, yaw, and acceleration rates
Compatibility: Fully interoperable with 5th generation MRU-E/MRU-5 and backward-compatible with 4th generation MRU sensors
Product Features
IP65 Marine-Rated Enclosure: Rugged, corrosion-resistant aluminum housing for saltwater and offshore environments
Expanded Connectivity: Dual serial ports, analog outputs, and enhanced digital I/O (upgrade from JB1)
Integrated Power Supply: Built-in high-efficiency AC-DC converter (XP Power ECL15US24-E) providing stable 24 VDC
EMC/EMI Filtering: Advanced electromagnetic compatibility for low-noise operation in marine electronic systems
LED Status Indicators: Multi-color LED for power, communication, and fault status monitoring
Shock & Vibration Certified: Conforms to IEC 60945, IACS, and DNV marine standards
Modular Wiring Terminals: Pluggable, labeled terminal blocks for simplified installation and maintenance
Galvanic Isolation: Electrical isolation between power, sensor, and communication circuits to eliminate ground loops
Compact & Lightweight: Space-saving design for bridge, control room, or deck-mounted installations
Pre-Wired Interface Cable: Supplied with standard MRU interface cable for direct sensor connection

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Shipping:
1. Your item will be shipped to all countries via EMS, unless one country cannot be shipped via EMS. We will choose DHL, UPS, or FedEx. Please leave us your phone number.
2. We will ship the product to you on the same day or within 1-2 working days after receiving your payment. The shipping time depends on the country/region where you reside, the customs and habits of your country/region, and especially during peak hours.
3. Assuming (assuming) that the item requires payment of tariffs from your country, the buyer is obligated. We are not responsible for any taxes or customs fees in your country/region.

Return Policy:
1. Please contact us before returning the item.
2. The buyer should inform the seller of all returned items within 7 days after receiving the package. We reserve the right to reject any request to inform the seller for more than 7 days.
3. Returned products must have all original packaging and be in good condition.

Response policy:
If you are satisfied with the purchase, please leave us an active response.
2. If you have any questions about the outcome of the transaction or product, please contact us first and we will do our best to satisfy you!
3. Please do not reply with negative feedback before contacting us!

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