{"product_id":"yokogawa-sb401-50-s1-esb-bus-interface-modules","title":"Yokogawa SB401-50 S1 ESB Bus Interface Modules","description":"\u003ch2\u003eYokogawa SB401-50 S1 ESB Bus Interface\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SB401-50 S1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSB401\u003c\/strong\u003e ESB Bus Interface Slave Module, operates as a dedicated hardware component for high-speed communication and data exchange between the Field Control Unit (FCU) and I\/O node units within Yokogawa CENTUM CS 3000 and CENTUM VP systems.\u003c\/p\u003e\n\u003ch3\u003eHardwareSpecifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModelBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYokogawa SB401-50 S1\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\u003e~0.3 kg (module only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.1 cm x 15.2 cm x 12.7 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperatingTemp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard industrial range (0 to 55 degC typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePowerConsumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5 W typical per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModuleType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESB Bus Interface Slave Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnectionInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eESB bus cable to FCU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle or dual-redundant operation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eScanFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCompatible with standard FIO cycle times\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003e\u003cstrong\u003eDCS Communication Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-Channel Isolation:\u003c\/strong\u003e Electrical isolation between bus channels prevents signal interference and ensures accurate data transfer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA\/HART Loop Support:\u003c\/strong\u003e Capable of integrating analog input\/output modules with HART protocol devices for hybrid signal management.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Junction Compensation (CJc):\u003c\/strong\u003e Supports precise thermocouple measurements by compensating for reference junction temperature variations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eQ: Can the SB401-50 S1 module be hot-swapped?\u003cbr\u003eA: The module supports maintenance swap-outs with the system powered down; live hot-swap is not recommended due to potential bus signal interruption.\u003c\/p\u003e\n\u003cp\u003eQ: What is the expected failover time in a dual-redundant configuration?\u003cbr\u003eA: Switch-over between primary and backup modules occurs within a single FIO scan cycle, minimizing data acquisition interruption.\u003c\/p\u003e\n\u003cp\u003eQ: Is the module firmware upgrade compatible with existing CENTUM VP systems?\u003cbr\u003eA: Yes, firmware updates follow the standard Yokogawa ESB Bus slave module upgrade procedure, ensuring compatibility with CENTUM CS 3000 and CENTUM VP CPUs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eField Installation Guidelines\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the SB401-50 S1 directly onto the designated node base plate using the recommended mounting screws to ensure electrical and mechanical stability.\u003c\/li\u003e\n\u003cli\u003eEnsure proper routing and shielding of ESB bus cables; maintain a minimum separation from high-voltage lines to reduce electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eGround the module chassis to the common system earth point to maintain channel-to-channel isolation integrity.\u003c\/li\u003e\n\u003cli\u003eVerify connector engagement fully; partial insertion may lead to communication errors or module fault indication.\u003c\/li\u003e\n\u003cli\u003eMaintain ambient temperature within specified industrial limits to prevent thermal derating of the module electronics.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44152856576088,"sku":"SB401-50 S1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/SB401-50S1-3.jpg?v=1780020980","url":"https:\/\/www.industriaxplc.com\/products\/yokogawa-sb401-50-s1-esb-bus-interface-modules","provider":"IndustriaX Limited","version":"1.0","type":"link"}