{"product_id":"ant401-5e-a2ee2at-yokogawa-optical-esb-master-repeater","title":"ANT401-5E\/A2EE2AT  Yokogawa Optical ESB Master Repeater","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe ANT401-5E\/A2EE2AT is a high-performance Master Repeater Module designed to extend the reach of the ESB (Enhanced Service Bus) within the Yokogawa Electric Corporation control system architecture.\u003c\/p\u003e\n\u003cp\u003eBy converting electrical ESB signals into optical signals, this module enables long-distance communication—up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5 km using single-mode fiber\u003c\/strong\u003e—between a Field Control Unit (FCU) and remote I\/O nodes. It is engineered for seamless integration with both\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCENTUM VP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProSafe-RS\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eplatforms, ensuring high-speed and high-integrity data transmission across expansive industrial facilities.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e“5E” variant\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis optimized for single-mode fiber applications and supports flexible network topologies, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003estar\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003echain (daisy-chain)\u003c\/strong\u003e, or hybrid configurations. This design provides maximum layout flexibility for complex plant infrastructures.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eDetailed Technical 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\u003eANT401-5E\/A2EE2AT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eOptical ESB Bus Repeater (Master Side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Systems\u003c\/td\u003e\n\u003ctd\u003eCENTUM VP \/ ProSafe-RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Nodes per Branch\u003c\/td\u003e\n\u003ctd\u003eUp to 8 optical repeater connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiber Connector Type\u003c\/td\u003e\n\u003ctd\u003eLC Type (A2EE2AT specification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e0.5 A at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Interface\u003c\/td\u003e\n\u003ctd\u003eIntegrated HKU (House Keeping Unit) interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Compatibility\u003c\/td\u003e\n\u003ctd\u003eAFV30\/AFV40 Control Units, ANB10\/ANB11 Node Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Environment\u003c\/td\u003e\n\u003ctd\u003e5%–95% \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eOperational Applications\u003c\/h3\u003e\n\u003cp\u003eThe ANT401-5E\/A2EE2AT is widely deployed in large-scale and geographically distributed industrial environments, including:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOffshore Platforms:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConnecting subsea wellhead or remote I\/O panels to centralized control rooms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOil Refineries \u0026amp; Petrochemical Plants:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLinking multiple process units across wide facility footprints\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWater \u0026amp; Wastewater Treatment Plants:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBridging communication between remote pump stations and main DCS cabinets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHazardous Areas:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUtilizing fiber optics to eliminate electromagnetic interference and provide intrinsic electrical isolation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy using optical transmission, the module significantly improves noise immunity and system reliability in electrically harsh environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between a Master (ANT401) and a Slave (ANT502) module?\u003c\/strong\u003e\u003cbr\u003eThe ANT401-5E\/A2EE2AT (Master) is installed on the controller or upstream side to initiate and manage the optical ESB link. The ANT502 (Slave) is installed at the remote I\/O node, where it receives the optical signal and converts it back into electrical ESB communication.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix star and chain topologies with this module?\u003c\/strong\u003e\u003cbr\u003eYes. The ANT401-5E\/A2EE2AT supports hybrid configurations, allowing both star and chain segments within the same network to optimize fiber routing based on plant layout.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the HKU interface mandatory?\u003c\/strong\u003e\u003cbr\u003eNo. The HKU interface is optional; however, it is strongly recommended for monitoring cabinet temperature, fan status, and environmental conditions—especially in remote or unmanned installations.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51854395900216,"sku":"ANT401-5E\/A2EE2AT","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/ANT401-5E.jpg?v=1771983859","url":"https:\/\/www.automodulexpert.com\/products\/ant401-5e-a2ee2at-yokogawa-optical-esb-master-repeater","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}