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ABB CI920N 3BDS014113 Communication Interface for Industrial Automation
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Yokogawa SB401-51 ESB Bus Interface Module

Brand:Yokogawa Electric
Item No.:SB401-51
Product Origin:Japan
Product Dimensions:120 mm × 100 mm × 25 mm
Product Weight:0.18kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
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Introduction

The Yokogawa SB401‑51 ESB Bus Interface Module is a high‑performance communication interface designed to support reliable data exchange on the ESB (Extended System Bus) architecture in Yokogawa distributed control and automation systems. This module serves as a core link in multi‑rack system communications, enabling robust interconnection between controllers, I/O clusters, and peripheral devices. Its industrial‑grade design delivers consistent bus performance, clear diagnostics, and scalable integration — making it an essential component for mission‑critical process control applications.

Technical Specifications

SpecificationDetails
ModelSB401‑51
Product TypeESB Bus Interface Module
BrandYokogawa
Bus ProtocolExtended System Bus (ESB) compatible
Primary FunctionFacilitates communication across ESB network
Connector TypeIndustrial bus interface connectors
Signal IndicatorsLED status indicators for module and bus health
Operating VoltageStandard industrial logic levels
Operating TemperatureIndustrial‑rated operational range
Mounting StyleRack/chassis mount compatible
DimensionsApprox. 120 mm × 100 mm × 25 mm
WeightApprox. 0.18 kg
Environmental SuitabilityAmbient industrial conditions


Applications

The Yokogawa SB401‑51 ESB Bus Interface Module is widely used in:

  • Distributed control systems (DCS) based on ESB backbone communication

  • Multi‑rack automation networks requiring centralized bus coordination

  • Process control installations with modular I/O expansions

  • Remote field racks interlinked with central controllers

  • Industrial automation systems for precise real‑time data acquisition

  • System upgrades and retrofits where ESB connectivity must be maintained

This module enhances system communication pathways, making it suitable for both new automation deployments and expansion of existing process installations.


Advantages

  • Robust ESB Communication: Ensures stable and deterministic data exchange across the Extended System Bus.

  • Industrial Reliability: Designed to withstand typical automation environmental stresses including temperature variations and electrical noise.

  • Clear Operational Feedback: Integrated LED indicators assist commissioning teams with straightforward status and fault detection.

  • Seamless Integration: Fully compatible with Yokogawa ESB networks, simplifying system configuration.

  • Modular Scalability: Supports expansion of control and I/O clusters without sacrificing communication performance.

  • Compact Design: Space‑efficient form factor fits standard control racks and enclosures.


Technical FAQs

  1. What is the primary role of the SB401‑51 module?
    It facilitates communication between nodes on a Yokogawa Extended System Bus (ESB) network.

  2. Is this module compatible with other Yokogawa ESB devices?
    Yes, when used within an ESB‑based system architecture.

  3. Where is it typically installed?
    Installed in a controller or I/O rack as part of the ESB system backbone.

  4. Does it provide diagnostic feedback?
    Yes — LED indicators report operational and fault status.

  5. Can this module be used in large systems?
    Yes, it is suitable for multi‑rack and distributed automation architectures.

  6. Is special configuration software needed?
    Bus addressing and configuration are typically managed through system controller tools.

  7. Is it suitable for 24/7 operation?
    Yes, it is designed for continuous industrial operation.

  8. What kind of environment is this module meant for?
    Standard industrial automation cabinets and enclosures.

  9. Does it help with real‑time data exchange?
    Yes — its design supports efficient, deterministic communication.

  10. How should maintenance be performed?
    Regular visual inspection of LED status and connectors during system checks is recommended.


Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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