{"product_id":"yokogawa-sb401-50-s1-esb-bus-interface-module","title":"Yokogawa SB401-50 S1 ESB Bus 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 bus communication execution within CENTUM VP \/ ProSafe-RS control systems.\u003c\/p\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSB401-50 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eESB Bus Interface Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.0 kg (Shipping Weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Rack Module Dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC System Power Load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Type\u003c\/td\u003e\n\u003ctd\u003eESB Bus Communication Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eCENTUM VP \/ ProSafe-RS Control Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eField Control Unit (FCU) Rack Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBus Protocol Communication \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module manages deterministic high-speed data transmission over the Yokogawa ESB Bus backplane, interfacing field control units directly with local I\/O expansion racks. High-integrity internal isolation circuits protect core processor buses from field-side voltage transients, maintaining signal isolation across connected nodes and supporting stable HART loop signal passthrough without data corruption.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What primary function does the Yokogawa SB401-50 S1 serve within the controller rack?\u003c\/p\u003e\n\u003cp\u003eA: The SB401-50 S1 acts as the primary ESB Bus interface hardware, facilitating real-time data transfers between the main Field Control Unit (FCU) processor and local expansion I\/O modules.\u003c\/p\u003e\n\u003cp\u003eQ: Is the SB401-50 S1 module rated for hazardous explosion-proof areas?\u003c\/p\u003e\n\u003cp\u003eA: No. The \"-50\" suffix designates a standard basic module type with no explosion protection, requiring installation in non-hazardous control cabinet environments.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate main rack power supplies before installing or extracting the SB401-50 S1 interface module.\u003c\/li\u003e\n\u003cli\u003eMaintain standard electrostatic discharge (ESD) precautions when handling the module card edge and bus connectors.\u003c\/li\u003e\n\u003cli\u003eSlide the module into the designated Field Control Unit (FCU) slot until the backplane multi-pin interface seats securely.\u003c\/li\u003e\n\u003cli\u003eFasten the top and bottom front panel retaining screws to ensure proper frame ground continuity and prevent vibration loosening.\u003c\/li\u003e\n\u003cli\u003eConnect dedicated ESB bus cables using original Yokogawa bus connectors, adhering to maximum bus length limits.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52596846559512,"sku":"SB401-50 S1","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/NFDV561-P00_2_73b253a3-20f1-4af3-92ef-82a301c5978c.jpg?v=1788247249","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-sb401-50-s1-esb-bus-interface-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}