Woodward 5466-425 is a high-density Analog I/O Module used in MicroNet digital control systems for industrial automation, turbine control, engine management, and process control applications. It is commonly deployed in power generation, oil & gas, marine, and manufacturing systems.

Key Specifications

• Model: 5466-425
• Manufacturer: Woodward
• Product Type: Analog I/O Module
• System Family: MicroNet Digital Control
• Analog Inputs: Typically 24 channels (some sources mention up to 34 configurable channels depending on system configuration)
• Input Range: 0–25 mA, configurable 4–20 mA, thermocouple, or RTD inputs
• Update Time: 5 ms
• Voltage Input Range: Approximately 4.975–5.025 V
• Application Type: High-density analog signal acquisition and control

Main Features

• High-density analog signal processing
• Supports voltage, current, temperature, pressure, RTD, and thermocouple inputs
• Built-in signal conditioning and diagnostics
• Compact module design for MicroNet chassis systems
• Fault LED indication and self-diagnostic capability
• Suitable for TMR and simplex control architectures depending on installation configuration

Typical Applications

• Gas turbine control systems
• Steam turbine governors
• Diesel engine control
• SCADA and DCS integration
• Process automation systems
• Power plant control systems

Functional Description

The module collects and processes analog field signals from sensors and transmitters. It converts these signals into digital data for the MicroNet controller, enabling precise monitoring and closed-loop control of industrial processes. The module also supports analog output functionality for actuators and control devices.

Common Compatibility

The 5466-425 module is typically used with:

• Woodward MicroNet systems
• Turbine control cabinets
• PLC/DCS integrated systems
• Modbus-enabled industrial automation systems

Additional Notes

• Installation requires correct chassis slot assignment and GAP configuration.
• The module includes diagnostic LEDs for troubleshooting.
• Some versions support hot-swappable maintenance procedures in redundant systems.