Description
Technical Specifications
- Product Model: H1111.0203
- Brand: Rolls‑Royce
- Warranty: One Year
- Input Voltage: 18‑32 V DC redundant marine power supply
- Operating Temperature: -20 °C to +55 °C
- Storage Temperature: -40 °C to +85 °C
- Response Time: ≤10 ms real‑time control loop execution
- Protection Class: IP30 (cabinet‑mount enclosure; conformal coated PCB)
- Accuracy Class: Class 0.2 for analog measurement channels
- Output Frequency: 50 / 60 Hz signal processing support
- Rated Current Range: 0‑4 A for discrete output channels
- Communication Interface: Dual Ethernet, CAN bus, RS232, RS485, USB, D‑SUB serial ports
- Supported Protocols: Modbus TCP, CANopen, RS‑485 serial, TCP/IP
- Overload Capacity: 1.3× rated output for 30 seconds
- Dimensions: 250 mm × 200 mm × 100 mm
Product Overview
The Rolls‑Royce H1111.0203 is a cabinet‑mount real‑time marine controller built for mission‑critical shipboard automation systems, with conformal coated circuit boards to withstand salt mist, vibration and high humidity found on seagoing vessels. This unit executes local closed‑loop control logic, acquires analog and digital field sensor data, drives actuator outputs, and exchanges process and alarm data with vessel‑wide monitoring and supervisory platforms. It addresses common marine‑specific pain points including communication incompatibility between older ship subsystems, vibration‑triggered signal faults, and single‑point power loss risks. Marine system integrators, shipyard retrofit teams and vessel‑based electrical maintenance crews benefit from this hardware. Its multi‑port communication capability reduces the requirement for external gateway hardware, while built‑in self‑diagnostic functions simplify fault isolation during vessel operation. It supports both new‑build ship automation integration and life‑extension retrofits for existing marine control architectures.
Application Scenarios
- Marine Genset Control Systems: Executes start‑stop sequencing, speed governing, load‑sharing and fault‑alarm logic for ship‑board auxiliary generator sets. It captures temperature, pressure and rotational‑speed sensor readings and sends genset status and alarm events to the vessel’s central alarm monitoring system.
- Thruster & Propulsion Auxiliary Control: Handles secondary control and signal conditioning for azimuth thruster assemblies. It processes field feedback signals, manages protective interlock triggers, and forwards operational telemetry to bridge HMI workstations.
- Vessel Retrofit & System Upgrade Projects: Replaces legacy marine control hardware during ship refits. Native CAN, serial and Ethernet interfaces enable interoperability with existing field wiring and sensors, cutting commissioning effort and avoiding full‑system replacement.
- Dynamic Positioning Auxiliary Signal Processing: Works as a secondary processing node within DP control cabinets. It conditions sensor input signals and executes non‑safety‑critical auxiliary control tasks to offload workload from main DP processing hardware.
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