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- Woodward
- 5503-279
- High-Density Multi-Functional Input Module
- USA
- 160 x 160 x 120 mm
- 1.82 kg
- Xiamen, China
- New & In Stock
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- 1 Year
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Woodward 5503-279 High-Density Multi-Functional Input Module (HDVIM) is a high-capacity analog input module used in Woodward MicroNet / NetCon distributed control systems. It is designed to handle multiple types of field signals including 4–20 mA, thermocouples, and RTDs, making it suitable for complex industrial monitoring and control applications.
This module is widely used in turbine control, power generation, and process automation systems where high channel density and signal flexibility are required.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Woodward |
| Model | 5503-279 |
| Product Type | High-Density Multi-Functional Input Module (HDVIM) |
| System Compatibility | MicroNet / NetCon platforms |
| Function | Mixed analog signal acquisition module |
| Input Channels | 34 analog inputs |
| Signal Types | 4–20 mA, Thermocouple, RTD |
| Thermocouple Inputs | 24 channels (configurable) |
| RTD Inputs | 10 channels (configurable) |
| Cold Junction Inputs | 2 |
| Isolation | Group-isolated input architecture |
| Communication Interface | VME bus |
| Diagnostics | LED fault indicators |
| Installation Type | Plug-in chassis module |
| Dimensions | 160 × 160 × 120 mm |
| Weight | 1.82 kg |
Function and Working Principle
The 5503-279 functions as a multi-signal data acquisition interface between field instrumentation and the control CPU.
Its key functions include:
- Receiving analog process signals from field devices
- Supporting thermocouple, RTD, and current loop inputs
- Converting analog signals into digital data for CPU processing
- Providing electrically isolated signal groups for noise protection
- Supporting high-density measurement in compact chassis space
- Transmitting real-time data to the controller via VME bus
It enables accurate monitoring of temperature, pressure, and process variables in real time.
Role in Industrial Control Systems
Within MicroNet / NetCon systems, the 5503-279 is responsible for:
- High-density process signal acquisition
- Supporting turbine and compressor monitoring loops
- Feeding accurate analog data to CPU modules
- Enabling multi-variable process control
- Improving system scalability with mixed-signal capability
- Maintaining signal integrity in harsh industrial environments
Industrial Applications
The Woodward 5503-279 is widely used in:
- Gas turbine control systems
- Steam turbine automation systems
- Compressor control systems
- Power generation plants
- Oil and gas processing facilities
- Petrochemical industries
- Industrial monitoring and SCADA systems
- Distributed process control systems
Installation and System Integration
- Install into compatible MicroNet / NetCon chassis
- Ensure correct VME backplane alignment
- Configure input types (mA / TC / RTD) via system software
- Wire field sensors to designated terminal modules
- Verify channel grouping and isolation configuration
- Perform calibration and loop testing during commissioning
Compatible System Components
- Woodward CPU modules (e.g., 5501-470, 5466-419)
- Discrete I/O modules (e.g., 5501-469, 5466-258)
- Power modules (e.g., 5501-467)
- Communication modules (e.g., 5466-411 Ethernet module)
- Remote chassis transceivers (e.g., 5466-355)
Recommended Alternative Models
| Model | Product Type | Key Feature | Application |
|---|---|---|---|
| 5503-279 | HD Multi-Functional Input Module | 34-channel mixed signal input | MicroNet systems |
| 5466-425D | Analog I/O Module | High-density analog processing | Process control |
| 5466-257 | Analog I/O Module | Flexible analog acquisition | Industrial automation |
| 5466-316 | Simulation/Combination Module | Mixed signal simulation I/O | Turbine systems |
Key Advantages
- Very high channel density (34 inputs)
- Supports multiple signal types in one module
- Reliable isolation between input groups
- Accurate real-time process monitoring
- Flexible configuration (mA, TC, RTD)
- VME-based stable communication architecture
- Suitable for complex turbine control systems
- Reduces need for multiple separate I/O modules
Technical FAQs
Q1: What is the main function of the 5503-279?
It collects and processes multiple types of analog signals for industrial control systems.
Q2: What signals does it support?
4–20 mA, thermocouples, and RTDs.
Q3: How many channels does it have?
34 total analog input channels with mixed configuration.
Q4: Where is it used?
Turbines, compressors, power plants, and industrial automation systems.
Conclusion
The Woodward 5503-279 High-Density Multi-Functional Input Module is a powerful mixed-signal acquisition module designed for MicroNet and NetCon systems. With its high channel density, flexible input types, and reliable industrial architecture, it is widely used in critical control applications across power generation and process industries.