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Woodward 5501-471 NetCon 5000 Series Serial Input/Output Module
| Brand: Woodward |
| Item NO: 5501‑471 |
| Effect: NetCon 5000 Series Serial Input/Output Module |
| Condition: In stock, brand new/Used |
| Warranty: 365 days |
| Payment:T/T 50% deposit, 50% balance |
| www.szcxdcs.com |
+86 15359298293
Woodward 5501-471 NetCon 5000 Series Serial Input/Output Module
5501-471 is a Woodward NetCon 5000 series serial input/output module from the United States, compatible with MicroNet/MicroNet Plus/NetCon 5000 turbine digital control systems.

5501-471 serves as the serial communication hub for the MicroNet/NetCon control system, providing 4 serial communication ports (2 standard RS-232+2 switchable RS-232/422/485) for real-time communication with the CPU module through the backplane bus, enabling serial data exchange between the control system and external devices; 5501-471 supports Modbus RTU, ASCII, Woodward proprietary protocols, with a programmable baud rate of up to 115.2kbps. It can interface with upper level HMI human-machine interfaces, DCS distributed control systems, engineer station debugging computers, third-party PLCs, intelligent instruments, frequency converters, and other devices; Upload the internal speed, load, valve position, alarm and other data of the control system to the upper monitoring system, while receiving control instructions and parameter settings issued by the upper system; The onboard Run and Fault indicator lights display the real-time communication status of the module; 5501-471 is a key interface module for serial communication between MicroNet turbine control system and external monitoring network. In case of failure, it can cause communication interruption between the system and the upper HMI/DCS, loss of data upload, and inability to perform remote debugging.
Woodward 5501-471 NetCon 5000 Series Serial Input/Output Module
Parameter Specifications
| Item | Specification |
|---|---|
| Part No | 5501-471 |
| Product Type | Serial I/O Module (SIO Module) |
| Series | NetCon 5000 / MicroNet Plus |
| Manufacturer | Woodward |
| Serial Ports | 4 channels total |
| Port 1-2 | RS-232 standard |
| Port 3-4 | RS-232 / RS-422 / RS-485 software selectable |
| Communication Protocols | Modbus RTU, ASCII, Woodward proprietary |
| Baud Rate | Up to 115.2 kbps, programmable |
| Backplane Communication | MicroNet proprietary high-speed backplane bus |
| Power Supply | 24 VDC via backplane |
| System Compatibility | MicroNet, MicroNet Plus, NetCon 5000 |
| Installation | Chassis plug-in module |
| Status Indicators | Run LED, Fault LED |
| Dimensions | 240 × 20 × 260 mm (W×H×D, typical) |
| Weight | 0.90 kg |
| Shipping Weight | 1.10 kg |
| Operating Temperature | -20 ℃ ~ +55 ℃ |
| Storage Temperature | -40 ℃ ~ +85 ℃ |
| Humidity | 5-95% non-condensing |
| Certification | CE, UL |
| Manufacture Country | USA |
| Reference Manual | 26167V1 |
| Status | Discontinued / limited availability |


Product features
- 4-channel high-density serial communication port design, 2-channel standard RS-232 port+2-channel software switchable RS-232/422/485 port, a single module can meet the serial communication needs of the control system and multiple external devices, reducing the occupation of communication expansion slots in the chassis.
- Multi protocol support, native support for Modbus RTU master/slave protocol, ASCII transparent transmission protocol, and Woodward proprietary communication protocol, which can flexibly interface with HMI, DCS, PLC, intelligent instruments, frequency converters and other devices from different manufacturers; The highest baud rate is 115.2kbps, programmable and compatible with serial devices of different speeds.
- The RS-485 port supports multi-point bus topology, and a single bus can connect up to 32 Modbus slave devices, suitable for connecting multiple intelligent instruments and frequency converters on site to form a serial monitoring network; RS-422 supports full duplex long-distance communication, adapting to the long-distance wiring needs of industrial sites.
- Through MicroNet backplane high-speed bus and CPU module communication, the serial data transmission has high certainty and meets the real-time requirements of industrial control; Backpanel power supply (24VDC), no need for external independent power supply, plug-in installation of chassis, supports hot swappable replacement.
- The onboard Run and Fault indicator lights can visually determine the module’s operating status and communication fault status, making it easy for on-site operation and maintenance personnel to quickly troubleshoot communication abnormalities; The module has self diagnostic function, which can report CPU triggered system alarm when communication port failure or protocol abnormality occurs.
- Compatible with multiple generations of Woodward control systems such as MicroNet, MicroNet Plus, and NetCon 5000, with strong adaptability; Woodward’s original factory has gradually reduced production, and the new generation communication solution is Ethernet communication module or gateway; Existing projects rely on the maintenance and replacement of new and refurbished parts in stock; When replacing, it is necessary to verify that the serial port configuration (port type, baud rate, protocol) is consistent with the original module. It is recommended to backup the communication parameter configuration in advance
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