Description
- Woodward 5466-348 | Traceable Serial I/O Asset
Unboxing & Physical Snapshot
- Model & Brand: Woodward 5466-348
- Product Type: MicroNet SIO (Serial Input/Output) Module / NetCon 5000B SIO Module
- Series: Woodward MicroNet Digital Control System
- Application: Serial communication interface module used in MicroNet control systems for communication with compatible digital actuator drivers and external devices. The module provides multiple RS-485 serial communication ports for control-system networking.
- Communication Interface: RS-485 UART serial communication
- Port Configuration: Three RS-485 ports, typically used with Woodward EM or GS/LQ digital actuator drivers.
- Mounting Style: MicroNet chassis plug-in module
- Approximate Physical Dimensions (W × H × D):
- Estimated: 160 × 160 × 120 mm
- Actual dimensions depend on chassis card guide and front-panel arrangement.
- Estimated Shipping Weight: Approximately 0.8 kg including ESD packaging.
- What’s in the Box:
- Woodward 5466-348 SIO module
- Front panel assembly
- Backplane interface connector
- Anti-static ESD packaging
- Product identification label
- Documentation when supplied with controlled inventory
Asset note: Woodward has announced migration from legacy SIO modules to newer MicroNet Plus SIO modules. The 5466-348 is identified as a legacy module replaced by 5466-5007 for applicable MicroNet Plus applications. Verify system compatibility before substitution.
Product Introduction
The 5466-348 installs inside the Woodward MicroNet chassis as a dedicated serial communication interface layer. It provides communication paths between the controller and connected digital actuator drivers, allowing the control system to exchange configuration information, status feedback, and operational data. (This module is commonly found in turbine and industrial prime mover control cabinets where communication integrity directly affects actuator response.)
Treat this module as a controlled communication asset. Inspect the VME-style edge connector, front panel, retaining hardware, and PCB condition before installation. A failed SIO module may appear as an actuator problem because communication loss can prevent valid position feedback or configuration exchange.
Core Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Woodward |
| Model Number | 5466-348 |
| Product Family | MicroNet Digital Control |
| Module Type | SIO Serial I/O Module |
| Alternate Description | NetCon 5000B SIO Module |
| Main Function | Serial communication interface |
| Communication Protocol | RS-485 UART |
| Number of Ports | 3 RS-485 ports |
| Communication Rate | 417 kbaud |
| Data Format | 8 data bits, no parity, 1 stop bit |
| Connected Devices | EM / GS-LQ Digital Actuator Drivers |
| Supply Voltage | 24 VDC system supply |
| Mounting | MicroNet chassis card slot |
| Backplane Interface | MicroNet internal bus |
| Processor | Dedicated communication electronics |
| Memory | Internal module memory |
| Firmware | Module operating firmware |
| Cooling Method | Chassis airflow |
| Installation Environment | Industrial control cabinet |

Woodward 5466-348
Global Compliance & Industry Certifications
Expected compliance considerations for the Woodward 5466-348 include:
- CE Mark
- Industrial EMC compliance
- UL/cUL considerations through approved MicroNet system configurations
- ATEX/IECEx: Not typically applicable as a standalone module unless installed within a certified hazardous-area control system.
- Marine approvals: May apply only when included in a certified marine turbine or propulsion control package.
The communication module itself does not provide hazardous-area protection. Any Class I Division 2 or similar approval depends on the complete MicroNet installation, enclosure, wiring methods, and approved system configuration.
Verify specific lot certifications with OEM.
Long-Term Storage & Asset Preservation Guide
- Keep the 5466-348 inside its original anti-static ESD shielding bag until installation. Protect the gold-plated edge connector from oxidation.
- Maintain warehouse humidity below 60% RH to reduce corrosion risk on PCB traces and connector surfaces.
- Store the module in a temperature-controlled cabinet away from vibration, dust, and chemical contaminants.
Check the connector condition.
For MicroNet spare inventory, record the module serial number, installed firmware revision, connected actuator type, and replacement history. Communication modules are configuration-sensitive; incorrect substitution can create intermittent faults that are difficult to reproduce during commissioning.
Physical Installation Prerequisites
- Install only in a compatible Woodward MicroNet chassis.
- Verify the correct slot position before insertion.
- Inspect the backplane connector and card guides for mechanical damage.
- Ensure retaining screws or locking mechanisms are secured.
- Connect RS-485 wiring using the approved cable specification and grounding method.
- Keep communication wiring separated from high-current switching conductors.
- Maintain cabinet airflow and leave approximately 50 mm clearance around ventilation paths where practical.
- Verify actuator driver compatibility before system startup.
Buyer’s FAQ (Logistics & Compliance Focus)
Q: What HS Tariff Code is commonly reviewed for the Woodward 5466-348?
A: Industrial communication and control modules are commonly evaluated under HS 8537.10 for electrical control apparatus. Final classification depends on customs interpretation, voltage rating, and declared function.
Q: Why does Country of Origin (COO) documentation matter for this SIO module?
A: COO supports customs clearance, turbine maintenance records, and asset traceability. The COO should match the commercial invoice, packing list, and module identification information.
Q: Is shipping insurance recommended for the 5466-348?
A: Yes. The module contains PCB assemblies, communication components, and precision backplane contacts. Use ESD protection, moisture barriers, and impact-resistant packaging.
Q: Does the Woodward 5466-348 include the latest firmware pre-loaded?
A: The module contains factory firmware, but the installed revision depends on production history. Confirm compatibility with the MicroNet controller version and connected actuator driver configuration before commissioning. Woodward has introduced replacement SIO modules for newer MicroNet Plus systems, so revision verification is required.



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