Product 描述
The Yokogawa EC401-51 ESB Bus Coupler Module is an advanced communication interface module designed to establish seamless data exchange between Field Control 单位s (FCUs) and Node 单位s through the ESB Bus within the CENTUM VP control system. Designed for N-IO/FIO platforms, this module supports reliable communication and scalability for distributed I/O environments. It ensures robust and high-speed data transfer, contributing to efficient control and monitoring in critical industrial automation systems.
The EC401-51 supports single or dual-redundant configurations, enhancing system availability and fault tolerance. It is an essential component in Yokogawa’s distributed control systems (DCS), particularly suitable for industries requiring high reliability such as oil and gas, power generation, petrochemical, and pharmaceuticals.
Technical Specifications
| Parameter | Specification |
|---|---|
| 型号 | EC401-51 |
| Function | ESB bus interface for N-IO/FIO |
| Transmission Speed | 128 Mbps |
| Maximum Transmission Distance | 10 meters |
| Number / Connectable 单位s | Up to 9 件s (e.g., ANB10S, ANB10D, ANT401) |
| Redundancy | 支持s dual-redundant ESB configuration |
| Power Consumption | 0.5 A |
| Slot Position | Slot 7 (non-redundant); Slots 7 & 8 (redundant) |
| Applicable Processor | CP471 (Style S3 or later) |
| Dimensions (W x H x D) | 130 x 129.5 x 32.8 mm |
| 重量 | 0.24 kg |
| Style Requirement for SEM Use | Style 2 or later |
| Explosion Protection Option | -E suffix indicates protection available |
| Mounting | Installed in FCU for FIO |
Applications
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Distributed Control Systems (DCS): Core component in Yokogawa CENTUM VP systems for connecting I/O nodes.
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Redundant Communication Networks: Ensures uninterrupted data transfer in dual-redundant configurations.
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Industrial Automation: Oil & gas, chemical plants, and power facilities where data reliability is crucial.
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Field Network Integration: Bridges field devices to control 件s through ESB Bus.
Advantages
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High-Speed Communication: Operates at 128 Mbps for rapid data exchange between modules.
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Redundancy 支持: Allows dual installation to maintain system availability during faults.
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Compact & Lightweight: Easy installation with small form factor and low weight.
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Up to 9 Node Connections: Expands system capabilities without compromising performance.
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Robust Compatibility: 支持s various FIO model 件s and integrates with CP471 processors.
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Explosion Protection Option: Ensures safety in hazardous industrial environments (with -E suffix).
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Designed for Reliability: Built for critical infrastructure with continuous operation requirements.
常见问题 (FAQ)
Q1: What does the EC401-51 module connect?
A1: It connects the Field Control 单位 (FCU) to the Node 单位 over the ESB Bus.
Q2: How many 件s can be connected to one EC401-51?
A2: Up to 9 Node 单位s such as ANB10S, ANB10D, ANT401, etc.
Q3: Is the EC401-51 compatible with CP471 processor modules?
A3: Yes, provided it is style code S3 or later.
Q4: Can this module be used in a redundant configuration?
A4: Yes, it supports dual-redundant ESB Bus setups using two modules in slots 7 and 8.
Q5: What is the transmission speed / the EC401-51?
A5: 128 Mbps, suitable for high-speed industrial communication.
Q6: What is the required style version for SEM (Sequence / Events Manager)?
A6: Style 2 or later is required to support SEM.
Q7: Where should it be installed in the FCU?
A7: Slot 7 for single configuration; slots 7 and 8 for redundant configuration.
Q8: Does it support explosion-pro/ installations?
A8: Yes, with the -E suffix version.
Q9: What is the module’s weight and dimension?
A9: It measures 130 x 129.5 x 32.8 mm and weighs approximately 0.24 kg.
Q10: Is this module part / the CENTUM VP platform?
A10: Yes, it is specifically designed for the Yokogawa CENTUM VP integrated control system.
Related 型号s (Same Series or Application)
| 型号 | 描述 | Interface Type | Redundancy 支持 | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| EC401-51 | ESB Bus Coupler Module (N-IO/FIO, 1-Port) | ESB | Yes | 130 x 129.5 x 32.8 | 0.24 kg |
| ANB10S | ESB Node Interface 单位 (Standard) | ESB | Optional | 350 x 280 x 160 (typical) | ~3.5 kg |
| ANB10D | ESB Node Interface 单位 (Dual-Redundant) | ESB | Yes | Similar to ANB10S | ~3.7 kg |
| ANT401 | ESB Node Terminal Module | ESB | Optional | Compact Module | ~0.5 kg |
| ANT411 | Terminal Module with Isolated DI/DO | ESB | Optional | Compact Module | ~0.6 kg |
| ANT421 | Terminal Module with Analog I/O | ESB | Optional | Compact Module | ~0.6 kg |
Popular Yokogawa 型号s (Same 品牌)
| 型号 | 描述 | Function | Application | Dimensions (mm) | 重量 |
|---|---|---|---|---|---|
| PW402 | Power Supply Module | Power for FCU | CENTUM VP FIO systems | 130 x 130 x 40 | ~0.4 kg |
| CP471 | Field Control Station Processor | Processing 单位 | CENTUM VP | 130 x 140 x 45 | ~0.5 kg |
| AFV30D | Field Control 单位 (Dual-Redundant) | Control 单位 | Distributed control | 426 x 264 x 180 | ~9 kg |
| ALR111-S00 | Remote I/O Module | Analog I/O | I/O subsystem | 260 x 210 x 60 | ~1.5 kg |
| ADV151-P03 | Digital Input Module (24 V DC, 64 Points) | Digital Input | Input subsystem | 130 x 130 x 32 | ~0.3 kg |
| S2PC600 | CompactPCI Processor Card | Control/Computation | System control | 160 x 100 x 20 | ~0.2 kg |
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