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A Deep Dive into the Woodward 9907-164 505 Digital Microprocessor-Based Controller
The Woodward 9907-164 controller is part of the renowned 505 and 505E microprocessor-based governor control series. These controllers are specifically designed to operate steam turbines, turbogenerators, and turboexpander modules, making them essential components in power plants and industrial applications.
Woodward Inc., established in 1870, is recognized as one of the oldest and most respected industrial manufacturers in the United States. With the development of the 505 series, including the 9907-164 model, Woodward has continued to lead the way in precision control solutions for steam turbine systems.
Key Features of the Woodward 9907-164
The 9907-164 controller is built for precise control of steam turbines, offering the capability to operate single extraction or admission turbines. Its key function involves utilizing split-stage actuators to control steam inlet valves, ensuring smooth and efficient turbine operation.
A standout feature of the 505 series is its field configurability. On-site operators can easily customize the controller through its integrated operator control panel. The panel includes a two-line text display with 24 characters per line, providing critical feedback and operational insights.
The unit also supports:
· 16 discrete inputs (4 dedicated, 12 programmable)
· 6 current inputs (4-20 mA range)
Additionally, it comes equipped with standard features such as:
· Critical speed avoidance to protect the turbine from unstable speed ranges
· Valve limiters for enhanced safety
· Auto start sequence for streamlined turbine startup
· First-out indicator for identifying shutdown triggers
Technical Specifications of the 9907-164
The 9907-164 offers robust performance and durability. Below is a summary of its key technical specifications:
· Dimensions: 14W x 11H x 4D inches
· Display: Two-line, 24 characters per line
· Enclosure: IP56-rated (IEC 60529 standard)
· Operating Temperature: –4 to +140°F (-20 to +60°C)
· Storage Temperature: -40 to +185°F (-40 to +85°C)
· Humidity Resistance: 95% at 20-55°C for up to 48 hours
· Input Voltage: +24 VDC at 1 A
· Keypad: 30 multifunction keys
· Communication Slot: RS-232/RS-422 with Modbus protocol support
· Weight: 9.11 lbs
Software Capabilities
The Woodward 9907-164 controller supports two software platforms: 505View™ and OpView™. These platforms allow for intuitive monitoring and control, providing real-time data to operators for better decision-making. The software’s interface makes it easy to configure parameters, diagnose issues, and manage turbine operations remotely or on-site.
Applications of the 9907-164
This controller is ideal for industrial applications requiring high reliability, such as power generation plants and oil and gas facilities. It excels in managing:
· Steam turbines with complex control requirements
· Turboexpanders used in gas processing plants
· Turbogenerators ensuring consistent power delivery
The flexibility of the 9907-164 also makes it suitable for use in diverse turbine configurations, from simple single-stage systems to more complex multi-stage turbines with extraction or admission control.
Conclusion
The Woodward 9907-164 505 controller stands out for its precision control, configurability, and advanced features. With a durable design, multi-protocol communication capabilities, and user-friendly software, this controller ensures reliable turbine operation in demanding environments. Whether used in a power plant or industrial facility, the 9907-164 delivers the performance and flexibility needed to optimize turbine efficiency and safeguard against critical failures.
By integrating advanced control capabilities with Woodward’s legacy of quality, the 9907-164 ensures that operators can maintain peak performance, minimize downtime, and enhance the safety of their steam turbine systems.
Keep your system in play!
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