{"product_id":"yokogawa-sb401-50-s1-interface-module","title":"YOKOGAWA SB401-50 S1 Interface Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa SB401-50 S1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSB401\u003c\/strong\u003e ESB Bus Interface Module, operates as a dedicated hardware component for high-speed inter-unit communication within CENTUM VP control node architectures.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter \/ Suffix Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification Breakdown\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model (SB401)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESB Bus Interface Module for Field Control Unit (FCU)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety \/ Environment (-5)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard type with no explosion protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunctional Type (-0)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBasic type operational configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStyle Code (S1)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStyle 1 hardware revision level\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSB401-50 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eShipping Weight 2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard CENTUM VP module form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 VDC internal system bus draw, 0.5 A max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESB Bus master interface for local I\/O expansion nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransmission Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 10 m via standard dedicated ESB bus cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module maintains optical channel-to-channel isolation and galvanic isolation barriers between the internal logic backplane and field-facing bus links. Dedicated signal conditioning circuits filter potential high-frequency EMI, preserving data integrity across 4-20 mA HART loop protocol communications passing through connected analog input and output slave nodes. Integrated cold junction compensation (CJC) processing algorithms operate deterministically on peripheral I\/O units served across the ESB bus extension link.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the SB401-50 S1 module be inserted or removed under power (hot-swapped) during system operation?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping is permitted only when installed within a redundant configuration where the active master bus interface maintains primary communication without interrupting slave node polling cycles.\u003c\/p\u003e\n\u003cp\u003eQ: What specific cable type and length constraints apply to the ESB bus link managed by this module?\u003c\/p\u003e\n\u003cp\u003eA: Dedicated Yokogawa optical\/coaxial ESB bus cables must be utilized, with total segment length strictly limited to 10 m for local extension nodes to prevent propagation latency violations.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the module into the designated slot of the Field Control Unit (FCU) rack, ensuring full backplane connector engagement before tightening the top and bottom retaining screws to 0.5 Nm torque. Signal cables must maintain a minimum 100 mm separation from high-voltage AC power lines. Ground shielding wires directly to the system protective earth (PE) bus bar with minimum 2.5 mm sq copper conductors. Ensure cabinet ambient airflow remains within 0 to 55 deg C operating limits without direct thermal obstruction.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":48759114891454,"sku":"SB401-50 S1","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/AAI543-S50_2_65921ca3-6ac4-46d0-8629-02fa0c8c8400.jpg?v=1787125380","url":"https:\/\/www.autooiltech.com\/products\/yokogawa-sb401-50-s1-interface-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}