The Norcontrol NN-847, board number HE220333B, is an I/O Adaptor designed for AC voltage and frequency input signals. It is used within Norcontrol marine automation systems to interface electrical AC measurements with compatible monitoring and control electronics.

Key Features

• Designed for AC voltage and frequency input.
• Provides electrical measurement signal interfacing.
• Functions as an I/O adaptor within Norcontrol systems.
• Suitable for monitoring AC electrical parameters.
• Compact plug-in PCB construction.
• Designed for marine automation and control equipment.
• Board reference HE220333B supports accurate spare identification.
• Suitable for maintenance of legacy Norcontrol installations.

Typical Applications

• Marine automation systems
• AC voltage monitoring
• Frequency monitoring
• Generator monitoring systems
• Shipboard electrical systems
• Power-management monitoring
• Engine-room electrical monitoring
• Control and monitoring panels
• Electrical measurement signal acquisition
• Legacy Norcontrol automation equipment