The DDU offers a range of features, including:
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Interface with all navigation equipment
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Comfortable housing design, providing convenient access for faster installation and service of connections and terminals
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One processor board per DDU for a single gyrocompass system
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Plug-in of second processor board for fully redundant CompassNet in multi-gyrocompass system
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Plug-in of up to two Compass Amplifier Units (CAU)
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Connection of Northrop Grumman Sperry Marine fluxgate for magnetic compass
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Emergency controls.
Processor board
The processor board provides:
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Heading management
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Alert management
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Sensor interface management
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Sensor data management
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Integrated RingBus module
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Installation in the DDU
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Second processor board for redundancy in multi-compass systems.