Description

Rolls‑Royce (Kongsberg Maritime) H1111.0404 Marine I/O Processor Module

Technical Specifications

• Product Model: H1111.0404
• Brand: Rolls‑Royce Marine (Kongsberg Maritime)
• Warranty: One Year
• Input Voltage: 24 VDC (18‑32 VDC), typical consumption 4.8 W
• Operating Temperature: ‑15 °C ~ +70 °C cabinet‑mount (marine extended range)
• Storage Temperature: ‑40 °C ~ +85 °C
• Response Time: Local I/O scan cycle ≤2 ms
• Protection Class: IP20, cabinet‑only indoor installation
• Accuracy Class: Analog measurement ±0.2 % FS
• Output Frequency: N/A, digital/analog marine process I/O
• Rated Current: Digital outputs 0.5 A per channel @24 VDC
• On‑board Channels: 16 digital inputs; 8 digital outputs; 4 analog input channels
• Communication Interfaces: System backplane bus; Dual 10/100 Mbps Ethernet; CAN bus; RS‑485
• Certification: IACS E10 marine vibration & shock approved; CE
• Diagnostics: Front‑panel multi‑color LED indicators; hardware watchdog; fault‑event logging; channel‑level fault detection
• Mounting: Standard H1111‑series rack slot
• Dimensions / Weight: 180 mm × 165 mm × 30 mm; approx 0.75 kg
• 

Product Overview

The H1111.0404 is a marine‑grade distributed I/O processor module for Rolls‑Royce UMAS / ACON ship automation control system. It collects digital and analog sensor signals from vessel field equipment and executes local logic and output drive commands for valves, actuators and alarm devices. Dual Ethernet ports deliver redundant network communication to the main system controller, improving system reliability for marine mission‑critical operations. Rugged hardware design withstands high‑vibration, wide temperature fluctuation and heavy‑EMI interference typical inside ship engine‑room cabinets. Built‑in comprehensive channel‑level diagnostics accelerate fault identification and simplify vessel maintenance work.

This I/O processor addresses marine‑automation deployment challenges: marine‑certified ruggedized I/O processing, redundant network communication, local‑logic execution capability, drop‑in spare‑part compatibility for legacy H1111‑series retrofit‑maintenance projects. Marine automation engineers, ship‑yard and vessel‑service maintenance technicians and retrofit integrators benefit most. Typical applications: offshore vessel dynamic positioning system, cargo‑ship integrated ship automation, propulsion auxiliary monitoring and control cabinets.

Key Application Notes

‑Rack‑mount marine I/O module; cannot operate standalone. Requires H1111‑series system rack, main CPU controller and dedicated UMAS configuration software. ‑H1111.0404 is a specific hardware variant; other H1111.0xxx revisions cannot cross‑replace without full part‑number matching. ‑Not hot‑swap capable: 24 VDC rack auxiliary power must be fully de‑energized before module removal or insertion. ‑Original OEM production discontinued; aftermarket surplus/refurbished spare parts circulate for legacy‑vessel automation retrofits. ‑Observe marine‑spec vibration and installation clearance requirements for engine‑room cabinet deployment. ‑Follow Rolls‑Royce H1111‑series hardware manual for bus‑address assignment, redundant network setup and marine‑approved grounding rules.