Digital guide
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Woodward 9906-226
Product Overview
A rugged, panel-mount digital controller engineered for prime mover speed regulation and load management. It is a member of Woodward’s 721 series, offering enhanced processing power and expanded I/O capabilities for complex engine and turbine applications. The controller’s metal enclosure provides superior EMI shielding and vibration resistance, making it suitable for installation in engine rooms and industrial control cabinets.
Detailed content
Technical Specifications
- Power Supply: 88–132 VAC, 90–150 VDC, 18 W nominal power
- Discrete Inputs: +18 to +40 VDC logic level
- Auxiliary Power Output: +5 VDC, 50 mA max
- Operating Temperature: -40 °C to +70 °C
- Storage Temperature: -55 °C to +105 °C
- Weight: 2.46 kg
Functional Characteristics
- Advanced PID control algorithm for tight speed regulation
- Dual speed input channels for redundancy and fault tolerance
- Software-configurable I/O for flexible system integration
- Non-volatile memory for parameter storage and event logging
- LED status indicators for power, fault, and activity
- Support for Modbus RTU and Woodward LinkNet communication protocolsWoodward
Application Scenarios
Medium-to-large diesel and gas generators, industrial steam and gas turbines, compressor drive systems, and distributed power generation facilities.
