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- Yokogawa
- VI451
- Communication Module
- Japan
- 69 x 169 x 132.5 mm
- 0.56 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Yokogawa VI451 is a communication module for Vnet / Vnet/IP systems used in Yokogawa distributed control architectures such as CENTUM CS, CS 3000, and CENTUM VP.
It functions as a system-level communication interface module, enabling reliable data exchange between Field Control Stations (FCS), network routers, and other control system components.
The VI451 is a key part of Yokogawa’s industrial real-time control network infrastructure, ensuring deterministic communication in large-scale process automation systems.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Yokogawa |
| Model | VI451 |
| Product Type | Communication Module |
| System Platform | CENTUM CS / CS 3000 / CENTUM VP |
| Network Type | Vnet / Vnet/IP control network |
| Function | Control system communication interface |
| Communication Role | FCS / system node data exchange |
| Architecture | Backplane-mounted system module |
| Power Supply | Provided via system backplane |
Physical Specifications
| Parameter | Details |
|---|---|
| Dimensions | 69 × 169 × 132.5 mm |
| Weight | 0.56 kg |
Function and Working Principle
The VI451 acts as a communication interface between control system nodes and the Yokogawa Vnet network.
Core Working Principle
- Installed inside Field Control Station (FCS) or system rack
- Connects system nodes to Vnet communication infrastructure
- Transmits real-time process and control data
- Maintains deterministic communication timing
- Supports distributed control system synchronization
The module ensures that all connected control stations operate as a unified system with synchronized process data exchange.
Key Functions
- Enables communication within Yokogawa Vnet / Vnet/IP networks
- Supports data exchange between Field Control Stations (FCS)
- Provides deterministic real-time control system communication
- Supports distributed control architecture integration
- Ensures stable and reliable system synchronization
- Acts as a core communication backbone module
System Role
Within a Yokogawa CENTUM architecture:
- Field devices send process signals to I/O modules
- FCS processes field data and control logic
- VI451 enables communication between system stations
- Vnet network distributes real-time process data
- Operator stations access synchronized plant information
Industrial Applications
The VI451 is used in large-scale industrial automation systems such as:
- Oil and gas production facilities
- Petrochemical refineries
- Chemical processing plants
- Power generation stations
- LNG processing facilities
- Offshore platforms
- Distributed control systems (DCS)
Key Features
- High-reliability Vnet communication interface
- Designed for Yokogawa CENTUM control systems
- Real-time deterministic data transmission
- Stable operation in continuous industrial environments
- Supports large-scale distributed system architectures
- Seamless integration with Yokogawa control hardware
Advantages
- Ensures stable communication across control systems
- Supports large distributed automation networks
- Reliable long-term industrial operation
- Strong integration with CENTUM platform
- Provides synchronized system-wide process data exchange
Installation Notes
- Installed in Yokogawa control system racks or FCS units
- Requires correct system configuration within CENTUM engineering tools
- Must be properly grounded and shielded
- Used with compatible Vnet/Vnet/IP network infrastructure
- Maintenance should follow system-level diagnostics procedures
FAQ
Q: What is VI451 used for?
It is used for communication within Yokogawa Vnet-based distributed control systems.
Q: Is it a network card?
It is a system communication module, not a standard Ethernet card.
Q: Which systems support it?
CENTUM CS, CS 3000, and CENTUM VP systems.
Q: What is its main role?
It enables real-time communication between distributed control system nodes.
Conclusion
The Yokogawa VI451 Communication Module is a core component in Yokogawa distributed control system architectures.
It ensures reliable, deterministic, and synchronized communication across Vnet-based networks, forming the backbone of industrial process control systems.