{"product_id":"esb-bus-interface-master-module-yokogawa-sb301","title":"ESB Bus Interface Master Module | Yokogawa SB301","description":"\u003ch2\u003eYokogawa SB301 ESB Bus Interface Master Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for ESB backplane communication management in CENTUM CS 3000 and CENTUM VP systems, the \u003cstrong\u003eYokogawa SB301\u003c\/strong\u003e (\u003cstrong\u003eSB301\u003c\/strong\u003e ESB Bus Interface Master Module) provides direct physical and electrical execution between Field Control Station processors and remote I\/O extension nodes through the Extended Serial Backplane network.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe supplied documentation identifies the module as \u003cstrong\u003eSB301 Style S1\u003c\/strong\u003e hardware. No additional suffix matrix or ordering-code segmentation is specified in the provided material.\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\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSB301\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eESB Bus Interface Master Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eCENTUM CS 3000 \/ CENTUM VP\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\u003eBus Architecture\u003c\/td\u003e\n\u003ctd\u003eExtended Serial Backplane (ESB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Location\u003c\/td\u003e\n\u003ctd\u003eFCS processor card slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Role\u003c\/td\u003e\n\u003ctd\u003eESB master communication interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Support\u003c\/td\u003e\n\u003ctd\u003e1-to-1 hot standby redundant configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHot Swap Capability\u003c\/td\u003e\n\u003ctd\u003eSupported during system operation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC via FCS backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 degC to 50 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e1.0 in x 10.3 in x 9.8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions Metric\u003c\/td\u003e\n\u003ctd\u003e2.5 cm x 26.0 cm x 24.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStatus Indicators\u003c\/td\u003e\n\u003ctd\u003eRDY, TX, RX diagnostic LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eESB bus interface connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eYokogawa CENTUM CS 3000 and CENTUM VP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel Isolation and ESB Backplane Communication\u003c\/h3\u003e\n\u003cp\u003eThe SB301 module exchanges cyclic process data through the Yokogawa ESB communication layer installed inside the FCS architecture. The module supervises transmission scheduling between the processor section and distributed I\/O extension units connected across the ESB segment.\u003c\/p\u003e\n\u003cp\u003eBackplane communication is executed through deterministic serial bus transactions managed by the SB301 master interface. In redundant installations, synchronization status between active and standby modules is maintained continuously through the internal FCS redundancy control mechanism.\u003c\/p\u003e\n\u003cp\u003eThe module receives operating power directly from the rack backplane and does not require a separate field power terminal. Shielded ESB communication cabling is used to reduce conducted electrical noise between cabinets and remote node assemblies.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the SB301 support online replacement while the control station remains energized?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The supplied documentation specifies hot-swappable replacement capability during active system operation when installed in compatible Yokogawa FCS architectures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What occurs during redundant module switchover operation?\u003c\/strong\u003e\u003cbr\u003eA: In a 1-to-1 redundant configuration, the standby SB301 assumes communication control if the active module detects an internal fault condition. The transfer process is managed through the FCS redundancy control sequence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which diagnostic indicators are available on the module front panel?\u003c\/strong\u003e\u003cbr\u003eA: The module includes RDY, TX, and RX LED indicators. RDY indicates internal operational status, while TX and RX lamps indicate active communication traffic on the ESB network.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eBefore module insertion, verify that the target FCS rack slot matches the designated ESB interface position defined by the CENTUM system hardware configuration.\u003c\/p\u003e\n\u003cp\u003eUse grounded wrist protection during handling to prevent electrostatic discharge damage to the module edge connector and onboard communication circuitry.\u003c\/p\u003e\n\u003cp\u003eMaintain shield continuity for all ESB communication cables. Cable shields should be terminated according to Yokogawa cabinet grounding practice to minimize common-mode electrical interference between connected I\/O cabinets.\u003c\/p\u003e\n\u003cp\u003eDo not force insertion into the backplane connector. The module should slide evenly into the guide rails until full connector engagement is achieved.\u003c\/p\u003e\n\u003cp\u003eWhen replacing redundant modules, confirm synchronization and communication status through the RDY and communication activity indicators before returning the system to normal maintenance status.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44152840224856,"sku":"SB301","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/SB301-2.jpg?v=1780018378","url":"https:\/\/www.industriaxplc.com\/products\/esb-bus-interface-master-module-yokogawa-sb301","provider":"IndustriaX Limited","version":"1.0","type":"link"}