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Woodward 9906-130

Product Overview

A powerful, microprocessor-based controller from Woodward’s 723 series, designed for complex speed and process control applications on engines and turbines. It offers a wide range of configurable I/O, advanced PID control, and support for multiple communication protocols. The controller’s metal chassis and ruggedized components ensure reliable operation in extreme industrial conditions.

Detailed content

Technical Specifications
  • Power Supply: 18–40 VDC (24 VDC nominal), 40 W max power consumptionWoodward
  • Speed Inputs: 2 channels, compatible with MPU and proximity switches
  • Analog Inputs: 4 channels (4–20 mA / 0–10 VDC configurable)
  • Analog Outputs: 3 channels (4–20 mA / 0–200 mA configurable)
  • Discrete Inputs: 8 channels (24 VDC logic level)
  • Discrete Outputs: 6 relay outputs (250 VAC, 5A)
  • Operating Temperature: -40 °C to +70 °C
  • Dimensions: 413 mm × 292 mm × 60 mm
  • Weight: 6.5 lbs (2.95 kg)
Functional Characteristics
  • Multi-mode speed control: isochronous, droop, and base load
  • Cascade control for complex process variables like temperature and pressure
  • User-programmable logic using Woodward’s GAP programming language
  • Comprehensive self-diagnostics with fault logging and LED indicators
  • Support for Modbus RTU, Ethernet/IP, and Woodward LinkNet communication
  • Configurable protection functions: overspeed, underspeed, reverse power, and overcurrent
Application Scenarios

Large industrial gas and steam turbines, generator sets, gas compressors, and combined cycle power plants.

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