The Woodward 5501-432 Actuator Control Module is a precision-engineered digital device designed to provide reliable and efficient control of actuators in prime mover systems, such as engines, turbines, and compressors. As part of Woodward’s advanced digital control family, the 5501-432 integrates seamlessly into automated control environments requiring fine actuator response and stability under varying operational loads.

Utilizing high-speed digital processing and embedded control logic, this module translates input commands—typically from engine governors or process controllers—into accurate actuator control signals. Whether used in load control, start/stop sequencing, or engine positioning, the 5501-432 ensures optimized response and precise output, reducing overshoot, oscillation, and wear on mechanical components.

Engineered for rugged performance and field adaptability, the module excels in power generation, marine propulsion, oil and gas, and industrial drive systems where reliable actuator control is paramount.

Product Specifications

Product Applications

The Woodward 5501-432 is widely implemented in actuator-driven systems where accuracy, stability, and reliability are essential. Key industries and applications include:

1. Power Generation

   Provides precise actuator control for gas and steam turbines used in grid-tied and isolated systems.

2. Industrial Engines and Compressors

   Ensures reliable throttle or valve control on engines used for compressors, blowers, and mechanical drives.

3. Marine Propulsion Systems

   Delivers fine engine positioning and propulsion control in variable-pitch or fixed-pitch setups.

4. Oil & Gas Sector

   Manages control valves and actuators in drilling rigs, refining equipment, and pump stations.

5. Combined Heat & Power (CHP)

   Controls flow and fuel systems in high-efficiency co-generation installations.

6. Test and Simulation Environments

   Utilized in engine test benches and simulators where repeatability and response time are critical.

Product Advantages

The 5501-432 Actuator Control Module provides numerous operational and engineering benefits:

1. High-Speed Control Logic

   Fast processing enables real-time actuator adjustments and high-resolution control under dynamic conditions.

2. Versatile Output Options

   Supports a wide range of signal outputs, including PWM and analog, compatible with most actuator types.

3. Closed-Loop Precision

   Integrated feedback loop capabilities maintain desired actuator position or velocity with minimal error.

4. Flexible Input/Output

   Multiple analog and digital I/O channels offer adaptability for complex systems.

5. Built for Harsh Environments

   Industrial-grade design with wide temperature range and conformal coating ensures long-term reliability.

6. Software Customization

   Easily configurable using Woodward’s ToolKit or GAP™ logic editor for specific application needs.

7. Compact and Mountable

   DIN or panel mounting options make it suitable for both retrofit and OEM installations.

FAQ (Frequently Asked Questions)

1. What is the purpose of the 5501-432 module?

   • It controls actuators in engine and turbine systems, translating digital signals into precise actuator movements.

2. What types of outputs does it support?

   • It provides PWM, analog voltage, and current loop outputs compatible with most actuators.

3. Can it be used in a closed-loop control system?

   • Yes, it supports closed-loop feedback for highly accurate positioning and control.

4. Is the module configurable via software?

   • Yes, configuration is done using Woodward ToolKit or GAP™ software.

5. What kind of communication protocols are supported?

   • RS-232, RS-485, and optionally CAN.

6. How many input channels does it have?

   • 4 analog inputs and 4 digital inputs are included for signal sensing or logic control.

7. Is it hot-swappable?

   • No, the module must be powered down before replacement or servicing.

8. What types of actuators can it control?

   • It is compatible with most electric actuators that accept analog or PWM signals.

9. Can this module be used in marine applications?

   • Yes, it is suitable for marine engine and propulsion actuator control.

10. What kind of mounting options are available?

• It supports DIN-rail and direct panel mounting for easy integration.