{"product_id":"yokogawa-anb10d-421-node-interface-unit","title":"Yokogawa ANB10D-421 Node Interface Unit","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa ANB10D-421\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eANB10D\u003c\/strong\u003e Node Interface Unit, operates as a dedicated hardware component for remote I\/O synchronization and Vnet data exchange within CENTUM VP DCS networks.\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\u003eANB10D-421\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eNot specified in source data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eNot specified in source data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified in source data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified in source data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eCentral communication interface for remote I\/O racks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Systems\u003c\/td\u003e\n\u003ctd\u003eCENTUM VP, CENTUM CS3000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eVnet \/ Vnet\/IP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Topologies\u003c\/td\u003e\n\u003ctd\u003eStar, Ring, Dual-redundant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eSupports redundant NIU configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eVnet Loop Protocol and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThis unit executes real-time data exchange and I\/O scanning across the Vnet or Vnet\/IP physical and data link layers. The ANB10D-421 polls connected remote I\/O modules and synchronizes data transfers with the Field Control Unit (FCU) scan cycles to maintain deterministic timing. Channel-to-channel isolation is implemented between the Vnet communication bus and the local I\/O backplane to prevent ground loop currents and electromagnetic interference from propagating into the control network. The module supports star, ring, and dual-redundant network topologies, providing physical path diversity for continuous operation. Diagnostic functions include node health monitoring, communication status reporting, and error detection to isolate faults within the distributed I\/O architecture.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: What network topologies are supported by the ANB10D-421?\u003cbr\u003eA: The ANB10D-421 supports star, ring, and dual-redundant network topologies. Topology selection depends on system design requirements and redundancy specifications.\u003c\/p\u003e\n\u003cp\u003eQ: Does this module support redundant NIU configuration?\u003cbr\u003eA: Yes, the ANB10D-421 supports redundant NIU configurations. Dual NIU deployment provides automatic failover capability during single-unit failure without interrupting I\/O scanning or FCU communication.\u003c\/p\u003e\n\u003cp\u003eQ: What diagnostic capabilities does this node interface unit provide?\u003cbr\u003eA: The ANB10D-421 provides node health monitoring, communication status reporting, and error detection with isolation. Diagnostic data is accessible through the CENTUM VP system interface for maintenance and troubleshooting.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the ANB10D-421 in a standard 19-inch rack with adequate clearance for rear cabling and ventilation. Connect Vnet cables using approved connectors per the system topology configuration. For dual-redundant installations, route primary and secondary network cables in separate conduits to prevent common-mode failure. Ensure proper Vnet termination at both ends of the bus segment. Verify all remote I\/O module addresses are unique and correctly configured before applying power. Ground the node unit chassis per site grounding specifications to maintain signal integrity. Perform communication loop testing and verify I\/O synchronization with the FCU scan cycle prior to commissioning.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52634860257560,"sku":"ANB10D-421","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/ANB10D-421_Cocoai_e3bd0c9c-6116-4e10-bf11-5bf2b9dc8a7e.jpg?v=1788860556","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-anb10d-421-node-interface-unit","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}