{"product_id":"yokogawa-ant401-50-cu1t-optical-esb-bus-repeater-master-module-2","title":"YOKOGAWA ANT401-50\/CU1T Optical ESB Bus Repeater Master Module","description":"\u003cp\u003eConfigured for long-distance signal extension in distributed control networks, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYOKOGAWA ANT401-50\/CU1T\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003eANT401-50\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOptical ESB Bus Repeater Master Module) provides direct physical\/electrical execution for optical signal conversion. This module facilitates the transmission of ESB bus data across ranges of up to 50 km, serving as the master interface for remote instrumentation clusters.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe ANT401-50\/CU1T comprises specific build variants optimized for network topology:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eANT401-50\u003c\/strong\u003e: Specifies the Optical ESB Bus Repeater Master Module base unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e5\u003c\/strong\u003e: Designates the standard version without integrated explosion protection certification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e0\u003c\/strong\u003e: Specifies the basic functionality set.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\/CU1T\u003c\/strong\u003e: Indicates the inclusion of a connector unit equipped with an ESB bus terminator.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eANT401-50\/CU1T\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYOKOGAWA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eJAPAN\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.25 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Module Enclosure\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIndustrial Standard\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTransmission Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 km to 50 km\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFOUNDATION Fieldbus Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe ANT401-50 employs internal signal processing to ensure that ESB bus communication remains stable over extended fiber-optic paths. By converting electrical bus signals into optical signals, the module maintains strict timing protocols required for FOUNDATION Fieldbus and similar deterministic communication architectures. This implementation ensures that latency remains within system-specified tolerances, preventing data collisions or frame loss during multi-master operations across geographically dispersed control nodes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the ANT401-50\/CU1T be utilized in a dual-redundant configuration?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module is designed to support both single and dual-redundant configurations. When implemented in a redundant pair, the master module ensures automatic failover to the secondary communication link without disrupting bus traffic.\u003c\/p\u003e\n\u003cp\u003eQ: Is the \/CU1T connector unit necessary for the final node in the ESB bus string?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the \/CU1T includes a terminator required to match the line impedance at the end of the ESB bus. Failure to properly terminate the bus segment can lead to signal reflections and communication errors.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure that the fiber-optic cable connectors (LC\/SC\/ST as applicable) are cleaned with approved lint-free wipes and isopropyl alcohol before insertion into the transceiver ports to minimize optical insertion loss.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIf installing in a redundant configuration, ensure that both modules are mapped to the correct ESB bus addresses in the controller software before powering the bus segments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSecure the module into the designated slot on the base plate using the integrated retention screws to guarantee a solid electrical connection to the backplane.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute optical cables within dedicated conduits to protect the glass fibers from excessive bending radii or mechanical stress.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify the terminator switch or connector unit (\/CU1T) is correctly applied only at the physical end-of-line position on the bus to maintain signal integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":49257729065212,"sku":"ANT401-50\/CU1N","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/ANT401-50CU1N.jpg?v=1783388622","url":"https:\/\/www.electronicplc.com\/ar\/products\/yokogawa-ant401-50-cu1t-optical-esb-bus-repeater-master-module-2","provider":"Electronic PLC","version":"1.0","type":"link"}