ALSTOM NRD109475 8RDA44670G01 SA44670.E Digital I/O Control Board / Turbine Control Module

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    • Product Code: NRD109475 8RDA44670G01 SA44670.E
    • Availability: In Stock
    ALSTOM NRD109475 8RDA44670G01 SA44670.E
    Manufacturer: ALSTOM
    Part No: NRD109475 / 8RDA44670G01 / SA44670.E
    Type: Digital I/O Control Board / Turbine Control Module
    Status: Discontinued, available as spare parts
    1. General Description
    ALSTOM NRD109475 (8RDA44670G01 / SA44670.E) is a plug-in industrial control board designed for legacy ALSTOM power plant and turbine control/protection systems. It provides digital input/output interfacing, signal conditioning, and logic control for critical processes in power generation and heavy industrial automation.
    2. Key Specifications
    • Core: High-performance digital signal processor
    • Communication: Modbus RTU, proprietary backplane bus
    • I/O: Multi-channel digital input/output with opto-isolation
    • Power: 24VDC (backplane-supplied)
    • Operating Temp: 0°C ~ +55°C (non-condensing)
    • Form Factor: Standard Eurocard plug-in rack module
    3. Part Number Explanation
    • NRD109475: Main assembly part number
    • 8RDA44670G01: Alstom internal revision/designator
    • SA44670.E: Functional series/version code
    4. Typical Applications
    • Thermal power plant turbine control systems
    • Power generation protection & interlock panels
    • Balance-of-plant (BOP) control cabinets
    • Spare part replacement for legacy ALSTOM ALSPA P320 systems
    ALSTOM © NRD109475 8RDA44670G01 SA44670.E Control Board


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