Digital guide

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Woodward 9905-031

Product Name: 2301D Digital Speed Controller

Product Introduction: A high-performance, compact digital speed controller for diesel/gas engines and steam turbines. It provides precision speed regulation, load control, and system protection, with a user-friendly interface for easy configuration and monitoring.

Detailed content

Technical Specifications:
  • Power Supply: 18–36 VDC
  • Speed Signal Input: MPU (magnetic pickup), 0.5–32000 Hz
  • Control Output: 4–20 mA proportional current
  • Regulation Accuracy: ±0.01% steady-state
  • Analog I/O: 4 configurable analog inputs, 2 analog outputs
  • Digital I/O: 8 isolated digital inputs, 4 relay outputs
  • Operating Temperature: -40 °C to +85 °C
  • Dimensions: 152 × 89 × 35 mm

    Functional Features:

  • Isochronous and droop speed control modes
  • Full-authority speed/load setting via 4–20 mA or 1–5 Vdc signals
  • Integrated overspeed, undervoltage, and overcurrent protection
  • Adaptive PID algorithms for dynamic response optimization
  • Dual-redundant communication ports for reliability
  • MIL-SPEC rugged construction for harsh environments

    Application Scenarios:

  • Gas turbine synchronization and load sharing
  • Diesel generator set speed regulation
  • Steam turbine control in power plants
  • Oil and gas pipeline pressure management
  • Industrial prime mover control systems

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