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Woodward 9907-163 505 Digital Governor

  • Product Name: Woodward 9907-163 505 Digital Governor
  • Product Description: An enhanced 505 controller variant designed specifically for steam turbines with single or split-range (dual) actuators, managing both inlet and extraction/admission valves.

Technical Specifications:

  • Power Supply: 24 VDC, 1 A
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Detailed content

    • Actuator Control: Dual actuator outputs for split-range operation
    • Speed/Load Control: ±0.25% speed accuracy
    • I/O Configuration: 6 programmable analog inputs, 16 discrete inputs, 8 configurable relays
    • Environmental: Class I Div 2 hazardous location rated
    • Software: Compatible with 505View and OpView software
    • Dimensions: Identical to 9907-162
    • Weight: 4.13 kg
  • Key Features:
    • Independent control of HP and LP turbine valves
    • Extraction pressure or flow control for process turbines
    • Adaptive feed-forward control for rapid load changes
    • Seamless integration with DCS systems via Modbus
    • Built-in surge and vibration protection
    • Front-panel emergency stop button
    • Conformal coated PCB for harsh environments
  • Applications: Extraction and admission steam turbines, cogeneration (CHP) plants, industrial process turbines, and multi-valve turbine control systems.

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