{"product_id":"ec402-50-s1-yokogawa-esb-bus-coupler-module","title":"EC402-50 S1 Yokogawa ESB Bus Coupler Module","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEC402-50 S1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-speed ESB Bus Coupler Module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa’s N-IO and FIO architectures\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewithin the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM VP Distributed Control System (DCS)\u003c\/strong\u003e. Serving as the primary\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emaster interface for the ESB bus\u003c\/strong\u003e, this module enables the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eField Control Unit (FCU)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto communicate with multiple expansion node units at a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh transmission speed of 128 Mbps\u003c\/strong\u003e, ensuring real-time refresh of high-density I\/O data.\u003c\/p\u003e\n\u003cp\u003eEngineered for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003escalable system architectures\u003c\/strong\u003e, the EC402-50 S1 supports\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eup to 18 nodes in a split-bus configuration\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(9 upper + 9 lower) over a total transmission distance of 20 meters. The module combines\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh reliability, low power consumption, and robust industrial design\u003c\/strong\u003e, making it suitable for both new system installations and ongoing maintenance of existing CENTUM VP plants.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eEC402-50 S1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eESB Bus Master Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eN-IO and FIO systems (CENTUM VP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Speed\u003c\/td\u003e\n\u003ctd\u003e128 Mbps (Optimized for I\/O module data)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNode Capacity\u003c\/td\u003e\n\u003ctd\u003e9 units (Upper side) + 9 units (Lower side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Distance\u003c\/td\u003e\n\u003ctd\u003e10 m per side (Total 20 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Interface\u003c\/td\u003e\n\u003ctd\u003eDedicated ESB Bus cable ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eStandard FIO\/N-IO backplane slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.24 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eCentralized connection of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eremote I\/O nodes\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein petrochemical, power, and pharmaceutical facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-speed data integration for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-density I\/O modules\u003c\/strong\u003e, enabling fast PID loops and critical control functions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFacilitates distributed hardware layouts for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esimplified maintenance and cable management\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elarge-scale industrial operations\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erequiring reliable, low-latency data transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What is the significance of the 128 Mbps transmission speed?\u003c\/strong\u003e\u003cbr\u003eA: The 128 Mbps bus speed allows real-time communication from high-density I\/O modules without bottlenecks, ensuring timely updates for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efast-acting PID control loops\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esafety-critical processes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Can I use standard Ethernet cables for the ESB bus?\u003c\/strong\u003e\u003cbr\u003eA: No. The EC402-50 S1 requires\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ededicated, high-shielded Yokogawa ESB cables\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(e.g., YCB301). Standard Ethernet cabling may cause\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edata loss, interference, or system instability\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edue to the high-frequency 128 Mbps transmission.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51708281651512,"sku":"EC402-50 S1","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/EC402-50_S1.jpg?v=1770256782","url":"https:\/\/www.automodulexpert.com\/products\/ec402-50-s1-yokogawa-esb-bus-coupler-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}