{"product_id":"yokogawa-anb11d-b15-bu2a-node-unit","title":"Yokogawa ANB11D-B15\/BU2A Node Unit","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa ANB11D-B15\/BU2A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eANB11D-B15\/BU2A\u003c\/strong\u003e Node Unit, operates as a dedicated hardware component for optical ESB bus communication and remote I\/O data relay within CENTUM platform systems.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eANB11D\u003c\/strong\u003e: Base platform designating the node unit with an optical repeater for ESB bus extension.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-B\u003c\/strong\u003e: Hardware configuration designator for optical bus repeater module architectures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\u003c\/strong\u003e: Power supply voltage rating option.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5\u003c\/strong\u003e: Basic hardware type with dual-redundant power supplies and no explosion protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\/BU2A\u003c\/strong\u003e: Connector assembly option supporting flexible fiber optic topologies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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-B15\/BU2A\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 \/ Global manufacturing facilities\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e10 kg net component mass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 19-inch rack mount structural enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 50 deg C continuous operational limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e100 VA maximum power draw profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Rail\u003c\/td\u003e\n\u003ctd\u003eDual-redundant 100-120 V AC, 220-240 V AC, or 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eOptical ESB bus connection linking to ANT401 or ANT411 master modules\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 and Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe internal signal processing architecture provides rigorous channel-to-channel isolation across connected analog modules, protecting sensitive measurement circuits from common-mode voltage spikes and ground loops. Communication subsystems handle standard 4-20 mA HART loop protocols natively, ensuring uninterrupted diagnostic data overlay and precise process variable scaling without introducing conversion latency or signal attenuation across extended control loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the optical transmission link interface with the Field Control Unit (FCU)?\u003c\/p\u003e\n\u003cp\u003eA: The onboard optical circuitry connects directly with an Optical ESB Bus Repeater Master Module (such as ANT401 or ANT411) installed within the FCU, converting electrical backplane data into optical pulses for reliable remote transmission.\u003c\/p\u003e\n\u003cp\u003eQ: How does the dual-redundant power supply architecture handle active-active switchover during input voltage loss?\u003c\/p\u003e\n\u003cp\u003eA: The dual power modules operate in a balanced load-sharing configuration; if one power rail experiences voltage drop or total failure, the redundant module instantly assumes full load demand without causing a reset or communication interruption on the backplane bus.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Mounting\u003c\/strong\u003e: Secure the 19-inch rack-mount chassis into the cabinet profile using all designated mounting points to withstand mechanical vibrations and prevent structural misalignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielded Cabling\u003c\/strong\u003e: Route all electrical control and fiber optic cables through dedicated metallic wireways, ensuring that cable shields are properly grounded to the enclosure bus bar to suppress electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management\u003c\/strong\u003e: Maintain a clear vertical airflow path above and below the 10 kg unit enclosure to allow natural convection cooling within the specified 0 to 50 deg C operating temperature window.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45274848854131,"sku":"ANB11D-B15\/BU2A","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-07-09_16-40-23_c2d3e7e4-40de-4f36-b135-2f628b1a9be0.png?v=1784777927","url":"https:\/\/www.dcssupplier.com\/products\/yokogawa-anb11d-b15-bu2a-node-unit","provider":"DcsSupplier Limited","version":"1.0","type":"link"}