{"product_id":"yokogawa-anb11d-b25-bu2a-esb-bus-node-unit","title":"Yokogawa ANB11D-B25\/BU2A ESB Bus Node Unit","description":"\u003ch2\u003eYokogawa ANB11D-B25\/BU2A ESB Bus Node Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa ANB11D-B25\/BU2A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eANB11D\u003c\/strong\u003e Node Unit, operates as a dedicated hardware component for deterministic ESB bus I\/O expansion within the CENTUM VP Distributed Control System. It provides physical slot connectivity and electrical power distribution for field interface modules linked directly to the Field Control Station.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCode Segment\u003c\/th\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eMeaning\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\u003eANB11D\u003c\/td\u003e\n\u003ctd\u003eDual-Redundant Node Unit (ESB \/ Optical ESB Bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e-B\u003c\/td\u003e\n\u003ctd\u003e100 - 120 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eBasic type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoating \/ Mount\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eStandard, 19-inch rack mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOption Code\u003c\/td\u003e\n\u003ctd\u003e\/BU2A\u003c\/td\u003e\n\u003ctd\u003eBattery Unit for memory retention\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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 Brand\u003c\/td\u003e\n\u003ctd\u003eYokogawa ANB11D-B25\/BU2A\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\u003eApprox. 6.0 kg (without I\/O modules)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e19-inch rack mount standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax. 200 VA (module dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Range\u003c\/td\u003e\n\u003ctd\u003e85 to 132 V AC, 47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eDual power modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Interface\u003c\/td\u003e\n\u003ctd\u003eESB \/ Optical ESB Bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 8 I\/O modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eNatural convection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol Integration\u003c\/h3\u003e\n\u003cp\u003eThe ANB11D supports integration with 4-20 mA HART-enabled I\/O modules, maintaining analog signal integrity while embedding digital HART data packets onto the current loop. This enables simultaneous process measurement transmission and device diagnostics without altering existing wiring infrastructure. Channel isolation preserves signal accuracy by minimizing ground loop interference in multi-module configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can I replace a power supply module without shutting down the node?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The dual-redundant configuration allows hot-swap replacement of one power module while the second maintains operation.\u003c\/p\u003e\n\u003cp\u003eQ: What happens to volatile memory during a total power outage?\u003c\/p\u003e\n\u003cp\u003eA: The \/BU2A battery unit retains critical status data for a limited period; however, battery condition must be verified per Yokogawa maintenance intervals.\u003c\/p\u003e\n\u003cp\u003eQ: Does this node support optical ESB bus connections?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Compatible with both copper ESB bus cables and optical fiber ESB links depending on the connected Field Control Unit interface.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the node in a 19-inch rack using all provided securing points to prevent mechanical stress on connectors. Maintain minimum clearance at top and bottom for unrestricted airflow. Use shielded twisted-pair cables for ESB bus connections, grounding the shield at the controller end only. Route power and signal cables separately to minimize electromagnetic coupling. Verify torque specifications on terminal blocks during commissioning.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":44203004821592,"sku":"ANB11D-B25\/BU2A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/ANB11D-B25BU2A.jpg?v=1780885577","url":"https:\/\/www.industriaxplc.com\/id\/products\/yokogawa-anb11d-b25-bu2a-esb-bus-node-unit","provider":"IndustriaX Limited","version":"1.0","type":"link"}