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SEC401-51 S3

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The Yokogawa SEC401-51 S3 ESB Bus Coupler Module provides a highly reliable ESB bus master interface for connecting safety control units and safety node units, enabling high-speed data transmission and control within the safety system.
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Technical specifications for SEC401-51 S3

  • Manufacturer:
    Yokogawa
  • Part Number:
    SEC401-51 S3
  • Product Family:
    Centum CS-Centum VP
  • Function:
    ESB bus master interface function
  • Number of connectable units:
    9 units maximum
  • Transmission speed:
    128 Mbps (I/O module data transmission)
  • Transmission distance:
    10 m maximum
  • Current consumption:
    0.5 A
  • Suffix Codes -5:
    Standard type with no explosion protection
  • Suffix Codes -1:
    With ISA Standard G3
  • Weight:
    0.2 kg
  • Estimated shipping dimensions:
    3.2x12.8x13cm
  • Tariff Code:
    3401110090
  • Country of origin:
    Japan
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Network Communication Hardware Application

Features:

  • High-Speed ESB Bus Communication Ensuring Real-Time Safety Data Transfer
  • Supports Up To 9 Safety Node Units With Flexible Expansion Capability
  • Modular Design With Standard And ISA G3 Versions For Different Safety Requirements
The Yokogawa SEC401-51 S3 ESB Bus Coupler Module is a communication interface module designed specifically for modern industrial safety systems. It reliably connects safety control units to multiple node units, enabling efficient transmission of safety data in industrial settings. The module's low-power design and flexible installation options ensure reliable operation even in complex environments.

This module supports up to 9 safety node connections and offers options for the standard type or ISA Standard G3 version to meet different safety standards and field requirements. Through its modular design, the SEC401-51 S3 can operate in redundant configurations, ensuring the continuity and consistency of critical control data under any circumstances.

The SEC401-51 S3 is widely used in high-risk industrial environments such as chemical, power, and petrochemical industries. Its fast I/O data transmission capabilities and compatibility facilitate system expansion and maintenance, while providing enterprises with a stable safety monitoring solution. The module's design not only improves system reliability but also enhances the overall safety of industrial automation.

The SEC401-51 S3 Yokogawa ESB Bus Coupler Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Yokogawa SEC401-51 S3 ESB Bus Coupler Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Yokogawa SEC401-51 S3 ESB Bus Coupler Module Specs

General

  • Manufacturer Yokogawa
  • Model SEC401-51 S3
  • Condition New Original ready stock
  • Product Family SEC401-50 S1,SEC401-E0 S1,SEC401-51 S1
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • High-speed Connection: Connects the control unit and extended I/O nodes via ESB bus, ensuring real-time data transmission.
  • Signal Conversion: Responsible for seamless conversion between photoelectric signals or different physical layer protocols.
  • Topology Support: Supports star or chain bus topologies, facilitating flexible system expansion.
  • Low Latency: Designed specifically for DCS systems, minimizing communication latency between remote I/O stations and the controller.
  • Redundant Architecture: Supports dual configuration, allowing instantaneous switchover to a backup module in case of primary module failure.
  • Hot-swappable: Supports hot-swappable modules, enabling replacement without interrupting the process flow.
  • Self-Diagnosis: Built-in status monitoring LEDs and software diagnostic functions provide real-time feedback on the health status of the communication link.
  • Industrial Ruggedization: Possesses excellent electromagnetic interference (EMC) immunity, adapting to extremely harsh industrial environments.
  • Oil Refining & Petrochemical: Used for long-distance signal acquisition in distributed control systems (DCS) of large-scale oil refineries.
  • Power Energy: Connects distributed switchgear to the central controller in power plant monitoring systems.
  • Fine Chemicals: Deploys I/O stations at the edge of explosion-proof areas, transmitting data back to the control room in the safe zone via bus.
  • Paper & Pharmaceuticals: Used for networking distributed sensors and actuators on long-distance production lines.
Description
The Yokogawa SEC401-51 S3 ESB Bus Coupler Module is a core communication module in safety control systems, specifically designed for the S3 series safety systems. This module connects safety control units (such as S2SC70, SSC60, or SSC50) to up to 9 safety node units via the ESB bus, achieving high-speed I/O data transmission at rates up to 128 Mbps, ensuring system real-time performance and reliability.

This module supports standard types (-5 suffix) and versions compliant with ISA Standard G3 (-1 suffix). Different types can be selected based on the field environment to meet both non-explosion-proof and protection requirements. The module operates at a current of only 0.5 A and can achieve a transmission distance of up to 10 meters via the ESB bus, making safety system cabling flexible and efficient.

The Yokogawa SEC401-51 S3 ESB Bus Coupler Module features a modular design, allowing two bus couplers to be installed simultaneously on the safety control unit, ensuring system redundancy and data consistency. This module enables users to easily expand the number of safety nodes while maintaining system safety integrity and real-time monitoring capabilities.

The module is widely used in safety control environments and is suitable for industrial scenarios requiring stringent safety monitoring, such as chemical, power, petrochemical, and other industries. The SEC401-51 S3's high-speed transmission and reliable communication capabilities make it an indispensable core communication component in complex safety systems.
Alternative Names
SEC401-50 S3 SEC401-E0 S3 SEC401-51 S2 SEC401-E1 S3
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How many units can be connected via one SEC401-51 S3 module?
Up to 9 safety node units can be connected, providing flexible system expansion.
What is the maximum data transmission speed?
The ESB Bus Coupler Module supports 128 Mbps for I/O module data transmission, ensuring real-time control and monitoring.
How much current does the module consume?
The SEC401-51 S3 module consumes 0.5 A, which is low for efficient energy use in safety systems.

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