Introduction
The Woodward 8406‑116 Central Control Module is a premium industrial controller designed to serve as the execution core for advanced engine and turbine control systems. Built to match the demands of mission‑critical power generation, mechanical drive, and combined heat & power (CHP) applications, this controller provides deterministic logic execution, robust monitoring, and reliable interface capabilities with peripheral I/O and operator stations. Its rugged architecture ensures sustained performance in harsh industrial settings, giving operators dependable automation and system oversight.
Technical Specifications
| Parameter | Specification |
|---|
| Model | 8406‑116 |
| Product Type | Central Control Module |
| Manufacturer | Woodward |
| Processor | High‑performance embedded CPU |
| Memory | Non‑volatile program storage and RAM |
| Operating System | Real‑time control firmware |
| I/O Interfaces | Digital I/O, Analog I/O, serial/field networks |
| Communication Protocols | Modbus, CAN, Ethernet (depending on firmware) |
| Peripheral Support | Operator interfaces, gateway modules |
| Power Supply | 24 V DC (typical) |
| Operating Temperature | −20 °C to +70 °C |
| Storage Temperature | −40 °C to +85 °C |
| Humidity | 5–95 % non‑condensing |
| Mounting | Cabinet or DIN‑rail mounting options |
| Dimensions (approx.) | 200 × 150 × 75 mm |
| Weight | ~1.5 kg |
Applications
The 8406‑116 Central Control Module is used in a range of industrial automation scenarios requiring advanced control functionality:
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Utility and industrial power generation (gas, steam, combined cycles)
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Mechanical drive and compressor control systems
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CHP systems and plant integration controls
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Critical process automation where deterministic logic is required
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Systems with complex logic sequencing and extensive I/O requirements
By centralizing logic, sequencing, protection, and communication tasks, it streamlines system architecture and delivers reliable performance under load.
Advantages
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Deterministic Control Execution: Real‑time processing delivers precise control and rapid response to system changes.
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Flexible I/O Integration: Supports a mix of digital and analog I/O, field networks, and peripheral interfaces.
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Robust Industrial Design: Built for wide temperature and humidity ranges in tough industrial environments.
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Scalable Architecture: Can be integrated with other Woodward modules such as HMIs, gateways, and I/O expansion modules.
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Comprehensive Communication: Supports common industrial protocols enabling interoperability with supervisory systems and field devices.
These capabilities make the 8406‑116 ideal for applications where reliability and integration flexibility are essential.
Technical FAQs
1. What is the primary function of the 8406‑116?
It functions as a central processing and logic execution controller for Woodward automation systems.
2. What operating environment does it support?
It is designed to operate from −20 °C to +70 °C and withstand industrial humidity ranges.
3. What kind of I/O does it support?
It supports a mix of discrete and analog I/O, along with networked communication interfaces.
4. Which communication protocols are used?
Modbus, CAN, and Ethernet are typical, depending on firmware and system configuration.
5. Does it integrate with operator interfaces?
Yes — it can communicate seamlessly with HMIs such as Woodward operator panels.
6. What power supply is required?
Typically powered from a 24 V DC industrial supply.
7. Can it be used in marine applications?
Yes — its rugged design suits marine and offshore conditions with appropriate environmental protection.
8. Is redundancy supported?
Redundancy depends on system architecture and configuration; it can be part of redundant controller designs.
9. How is installation handled?
Mount the controller in a cabinet or on a DIN rail and connect power plus peripheral interfaces as required.
10. What makes it suitable for power generation?
Its real‑time logic processing, extensive I/O support, and communication versatility make it ideal for turbine and generator automation.
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