Power monitoring module 5501-470 Woodward

5501-470 is the core component of the Woodward MicroNet series control system.

It is typically defined as a power monitoring module or a specific function I/O regulating board (in the MicroNet architecture, this series part number is often used for power conversion or signal conditioning).

1. Product Description

The Woodward 5501-470 is a highly reliable electronic module specifically designed for the MicroNet digital control platform.

The MicroNet system is widely used in the control of large gas turbines, steam turbines, and reciprocating engines.

The main function of this module is to provide precise power management or specific analog signal processing within the system’s chassis (Chassis). It uses industrial-grade components and is capable of handling high-frequency signals in extreme environments, ensuring the data integrity of the control bus (Bus).

2. Technical Data Sheet

Model: 5501-470

Series: MicroNet / NetCon

Input Voltage: Usually used in conjunction with the rack power supply (18–36 Vdc or higher, depending on the rack configuration)

Power Consumption: Approximately 10–15 W

Physical dimensions: Standard size of MicroNet plugin board

Channel isolation: Possesses a high level of electrical isolation (Galvanic Isolation), preventing ground loop interference

Operating Temperature: -40 °C to +70 °C

Humidity range: 5% to 95% (non-condensing)

3. Related Models

The model 5501-470 typically works in conjunction with the following MicroNet components:

5466-316 / 5466-1035: CPU main processing module.

5464-414: General Analog Input/Output Module.

5450-435: Power Supply Module.

8928-396: Magnetic pickup (MPU) speed sensor.

4. Application Cases

Energy and Power: Installed in the distributed control cabinets of gas turbine combined cycle power plants, it is responsible for handling the critical fuel regulation logic.

Petroleum and natural gas: Anti-surge control systems for large centrifugal compressors, ensuring stability during high-speed operation.

Ship propulsion: Integrated with the Woodward maritime certification system, it controls the main propellers of large bulk carriers or liquefied gas ships.

Industrial Turbine: Monitors the inlet steam pressure and rotational speed of the steam turbine, achieving precise regulation within milliseconds.

5. Product Advantages and Features (Product Advantages and Features)

Redundancy Compatibility: This module supports the redundant configuration of MicroNet. In the event of a failure of a single module, the backup module can immediately take over, eliminating the risk of a system shutdown.

Self-diagnostic capability: The module is equipped with a built-in monitoring circuit that can detect abnormal voltages or internal hardware errors in real time and send an alert to the system.

Resistant to harsh environments: All PCB boards have been treated with conformal coating, effectively protecting against salt fog, moisture and industrial dust.

High-precision processing: Utilizing high-resolution digital-to-analog converters ensures that the signal sent to the actuator has minimal fluctuations, thereby enhancing mechanical efficiency.

6. Other Models in the Series

Modules with similar functions in the Woodward MicroNet series include:

5501-471: This variant of the model usually features different voltage ranges or channel configurations.

5462-758: High-density discrete quantity input module.

5466-409: Hybrid Signal Processing Board.

5441-694: Ethernet communication interface module