{"product_id":"yokogawa-snt401-53-cu1t-optical-esb-bus-repeater-master","title":"Yokogawa SNT401-53\/CU1T Optical ESB Bus Repeater Master","description":"\u003ch3\u003eTechnical Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSNT401-53\/CU1T\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eOptical ESB (Extended Serial Bus) Bus Repeater Master\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa CENTUM VP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCS 3000\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtrol systems. It enables\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elong-distance, noise-immune communication\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween the control station and remote I\/O nodes using\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efiber-optic cabling\u003c\/strong\u003e. By converting electrical bus signals into\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoptical pulses\u003c\/strong\u003e, it eliminates\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edistance limitations\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand protects against\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eelectromagnetic interference (EMI)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethat can affect standard copper-based ESB wiring.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\"53\" suffix\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edenotes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eenhanced environmental hardening\u003c\/strong\u003e, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eISA Standard G3 conformal coating\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eextended operating temperature range\u003c\/strong\u003e, making it suitable for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eharsh industrial environments\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esuch as refineries and chemical plants.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\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 Designation\u003c\/td\u003e\n\u003ctd\u003eSNT401-53\/CU1T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Function\u003c\/td\u003e\n\u003ctd\u003eOptical ESB Bus Repeater (Master)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExplosion Protection\u003c\/td\u003e\n\u003ctd\u003eNone (Safe Area Deployment)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Rating\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3 compliant, -20°C to +70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity Interface\u003c\/td\u003e\n\u003ctd\u003eCU1T connector for high-integrity ESB termination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Compatibility\u003c\/td\u003e\n\u003ctd\u003eCENTUM VP \/ CS 3000 ESB bus architectures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Medium\u003c\/td\u003e\n\u003ctd\u003eFiber-optic cable (long-distance connectivity)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Isolation\u003c\/td\u003e\n\u003ctd\u003eGalvanic and electromagnetic via optical conversion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLow power optimized for I\/O node budget\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Dimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa FIO \/ node interface form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eOperational Application\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSNT401-53\/CU1T\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elarge-scale, geographically dispersed plants\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere remote I\/O nodes are far from the main control station. By bridging the ESB bus over\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efiber-optic links\u003c\/strong\u003e, it allows for:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless system expansion\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStable, interference-free communication\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance of deterministic latency\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTypical applications include:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated oil and gas pipelines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMulti-unit chemical processing facilities\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDistributed control systems in harsh industrial environments\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary difference between the SNT401-53\/CU1T and a standard copper ESB interface?\u003c\/strong\u003e\u003cbr\u003eThe optical repeater allows for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emuch longer transmission distances\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecomplete immunity to electrical noise and ground potential differences\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebetween plant areas.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the CU1T connector field-replaceable?\u003c\/strong\u003e\u003cbr\u003eNo. The CU1T connector is integrated with the master module. If it fails, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eentire assembly must be replaced\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto maintain optical bus integrity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this module be used in redundant ESB bus configurations?\u003c\/strong\u003e\u003cbr\u003eYes. The SNT401-53\/CU1T supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efault-tolerant ESB architectures\u003c\/strong\u003e. In redundant setups, it is paired with a slave module to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eensure continuous operation even if one optical path fails\u003c\/strong\u003e.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51865135513912,"sku":"SNT401-53\/CU1T","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/SNT401-53CU1T.jpg?v=1773020856","url":"https:\/\/www.automodulexpert.com\/lv\/products\/yokogawa-snt401-53-cu1t-optical-esb-bus-repeater-master","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}