The Norcontrol NN791.12 is an I/O Processor Card identified by product/board code HEr 100261 I, designed for use in Norcontrol marine automation and process-control equipment. It handles processing associated with input/output functions and interfaces with other modules within compatible control systems. Multiple marine-equipment records consistently identify NN791.12 as an I/O Processor Card.
Key Features
- Dedicated I/O processing for compatible Norcontrol automation systems.
- Designed for integration into marine control and monitoring equipment.
- Supports processing and coordination of system input/output functions.
- PCB/module format allows integration with associated Norcontrol system cards.
- Suitable as a replacement spare for legacy Norcontrol systems.
- Identified by NN791.12 and HEr 100261 I for correct board matching.
- Used alongside other I/O, interface and control modules in compatible systems.
Typical Applications
- Marine automation systems
- Engine-room control and monitoring
- Process Control Units (PCU)
- Machinery monitoring and control
- Shipboard I/O processing
- Alarm and monitoring systems
- Legacy Norcontrol control-system maintenance
- Replacement of existing NN791.12 / HEr 100261 I processor cards




