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Product Introduction
The Yokogawa AIP504-50 V Net Coupler Unit is a high-performance communication module designed to serve as a core networking component within Yokogawa’s CENTUM VP distributed control system (DCS) and ProSafe-RS safety systems. It functions as an intelligent coupler that links different V Net segments, ensuring smooth, high-speed, and deterministic communication across plant-wide networks.
With its redundant architecture support, advanced diagnostics, and strong error detection mechanisms, the AIP504-50 provides a stable and secure communication backbone for industries that demand continuous operation. The unit has been optimized for large-scale plant environments, where system reliability, expandability, and seamless integration are essential.
The AIP504-50 is widely adopted in oil & gas, petrochemical, chemical, power generation, and pharmaceutical industries, ensuring uninterrupted process automation and safety coordination across complex operations.
Product Parameters
| Parameter | Specification |
|---|---|
| Model Number | AIP504-50 |
| Product Type | V Net Coupler Unit |
| System Compatibility | CENTUM VP, ProSafe-RS, STARDOM integration |
| Communication Protocol | Yokogawa proprietary V Net (high-speed deterministic protocol) |
| Redundancy | Dual redundant communication with automatic switchover |
| Topology Support | Star, bus, and mixed redundant network topologies |
| Isolation | Galvanic isolation between channels and network segments |
| Diagnostics | Self-check functions, error logging, continuous health monitoring |
| Error Detection | CRC-based error detection and recovery |
| Hot-Swap Capability | Supported in redundant configurations |
| Power Supply | 24 VDC (±10%) |
| Power Consumption | Approx. 14–18 W (typical) |
| Operating Temperature | 0 °C to +55 °C (32 °F to 131 °F) |
| Storage Temperature | -20 °C to +70 °C (-4 °F to 158 °F) |
| Humidity | 5%–90% RH, non-condensing |
| Vibration Resistance | IEC/EN industrial-grade compliance |
| EMC/EMI Protection | Industrial-class shielding and compliance |
| Dimensions | 200 × 130 × 40 mm |
| Weight | 0.5 kg |
Product Applications
The AIP504-50 V Net Coupler Unit plays a vital role in enabling large-scale, highly reliable communication infrastructures in critical industries. Its applications include:
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DCS Backbone Coupling: Serving as the main data transmission hub between field control stations (FCS) and operator stations (HIS).
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Safety System Integration: Seamlessly connecting ProSafe-RS safety instrumented systems with CENTUM VP networks.
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Redundant Networking: Ensuring uninterrupted communication during module or path failures.
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Plant Expansion Projects: Supporting network scalability during plant upgrades and capacity increases.
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High-Speed Control Environments: Providing deterministic response in industries requiring real-time process adjustments.
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Critical Infrastructure: Used in LNG facilities, nuclear and thermal power plants, petrochemical complexes, and offshore oil platforms.
Product Advantages
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High Reliability: Built for mission-critical industries, ensuring network availability even under failure conditions.
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Seamless Redundancy: Automatic switchover between redundant modules eliminates communication interruptions.
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Advanced Diagnostics: Provides real-time status monitoring, error detection, and detailed event logs for proactive maintenance.
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Hot-Swap Support: Enables module replacement without shutting down the network in redundant setups.
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Scalable Architecture: Supports both small and large-scale plant networks with flexible topology options.
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Strong Isolation: Galvanic isolation prevents electrical disturbances from affecting communication stability.
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Industrial-Grade Durability: Designed for harsh operating conditions, meeting stringent industrial standards.
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Long-Term Stability: Backward compatibility ensures smooth integration in modernization projects.
FAQ
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What is the primary function of the AIP504-50 in a V Net network?
It couples and manages communication between different V Net segments in the control system. -
Does the AIP504-50 support dual redundancy?
Yes, it offers full dual redundant communication with automatic switchover. -
Which control platforms are compatible with the AIP504-50?
It is compatible with CENTUM VP, ProSafe-RS, and selected Yokogawa STARDOM systems. -
Is hot-swapping supported by the AIP504-50?
Yes, it allows hot-swapping in redundant configurations without system downtime. -
How does the AIP504-50 ensure communication reliability?
It employs CRC error detection, galvanic isolation, and continuous health monitoring. -
What network topologies are supported by the AIP504-50?
It supports star, bus, and mixed redundant network structures. -
Can the AIP504-50 be used in plant expansion projects?
Yes, it is designed for scalability, making it suitable for plant upgrades and expansions. -
How does the unit integrate with safety systems like ProSafe-RS?
It enables seamless communication between process control and safety instrumented systems. -
Does the AIP504-50 provide diagnostic functions?
Yes, it offers self-check, error logs, and system health monitoring. -
Is the AIP504-50 suitable for large-scale industrial applications?
Yes, it is optimized for high-speed, large-scale communication networks in critical industries.
Recommended Related Models (Same Series/Category)
| Model Number | Description |
|---|---|
| AIP502-11 | Standard V Net communication module |
| AIP503-11 | High-performance communication processor for V Net |
| AIP504-11 | Base V Net Coupler Unit |
| AIP504-13 S1 | Enhanced reliability V Net coupler unit |
| AIP504-30 | Advanced version for extended communication networks |
| AIP505-11 | Extended V Net Coupler for large-scale architectures |
Recommended Popular Models from Yokogawa
| Model Number | Description |
|---|---|
| CENTUM VP R6 | Flagship DCS platform for process automation |
| ProSafe-RS | Integrated safety instrumented system (SIS) |
| AAI143-S00 | High-precision analog input module |
| AAI841-S00 | Advanced analog output module |
| AFV30S-S41251 | Duplex-capable field control station |
| STARDOM FCN-500 | Autonomous controller for remote and smart automation |
