Description
The Woodward 5501-471 is a sophisticated SIO Module (Serial Input/Output) engineered for seamless integration within Woodward’s digital control platforms. This module acts as a specialized communication gateway, enabling the control system to interface with external serial devices, such as HMI panels, data loggers, or other intelligent field instruments. It is designed to handle high-speed, reliable data exchange, ensuring that critical monitoring and control parameters are communicated with precision across the industrial network.
Technical Specifications
- Series: SIO Communication Series
- Device Type: Serial Input/Output Module
- Connectivity: High-speed serial communication interface
- Application: Turbine, Engine, and Power Management Systems
- Dimensions: 200 mm x 150 mm x 80 mm (approximate)
- Weight: 0.8 kg
- Country of Origin: USA
Key Features
- 📡 Serial Data Versatility: Supports standard serial protocols to bridge the gap between legacy field instruments and modern digital controllers.
- 🛡️ Signal Integrity: Equipped with robust shielding and galvanic isolation to maintain reliable data transmission in electrically noisy industrial environments.
- 🔌 Seamless Integration: Optimized for direct mounting and rapid configuration within Woodward-based control racks.
- 🛠️ Diagnostic Support: Includes internal status monitoring to help operators identify communication timeouts or hardware faults immediately.
Frequently Asked Questions
❓ What is the primary function of the SIO module? The SIO module provides a serial communication port (such as RS-232, RS-422, or RS-485) allowing the central control system to talk to “smart” peripheral devices that do not use standard analog or discrete I/O signals.
❓ Is this module suitable for long-distance data transmission? Yes, when used with appropriate wiring standards (like RS-485), the SIO module can facilitate reliable communication over significant distances within a plant, which is essential for remote sensor reading.
❓ How does this differ from standard Analog I/O? Standard Analog I/O deals with continuous voltage or current levels for things like temperature or pressure. An SIO module deals with digital data packets, allowing for more complex data exchange such as status codes, alarm logs, and multi-parameter messaging.
Recommended Woodward Stock Models
- 5466-316 (Analog Combo Module)
- 5466-032 (I/O Module)
- 5464-843 (NetCon 5000 CPU Module)
- 5464-588 (Integrating Actuator Driver)
- 5464-553 (NetCon 5000 Integrating Actuator Module)
- 5464-549 (2 Channel Actuator Driver)
- 5464-423 (Integrating Actuator Driver Module)
- 5464-334 (Analog Input Module)
- 5464-212 (Integrating Actuator Driver Module)
- 5464-205 (NetCon 5000 RTD HT Module)

