{"product_id":"yokogawa-anb11d-425-bu2a-centum-vp-esb-bus-node-units","title":"Yokogawa ANB11D-425\/BU2A CENTUM VP ESB Bus Node Units","description":"\u003cp\u003eConfigured for high-speed optical field bus extension in CENTUM VP platforms, the \u003cstrong\u003eYokogawa ANB11D-425\/BU2A\u003c\/strong\u003e (\u003cstrong\u003eANB11D-425\u003c\/strong\u003e ESB Bus Node Unit) provides direct physical\/electrical execution of long-distance communication and field device integration.\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\u003e\u003cstrong\u003eCode Segment\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\u003eANB11D\u003c\/td\u003e\n\u003ctd\u003eNode Unit for Dual-Redundant ESB Bus with Optical Repeater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eDual-redundant power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003e50 km optical repeater (for ANT411-x0, -x3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eBasic type, no explosion protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\/BU2A\u003c\/td\u003e\n\u003ctd\u003eConnector Unit for ESB Bus\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\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-425\/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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e10.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e19-inch rack mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART loop protocol:\u003c\/strong\u003e The unit maintains signal path integrity for HART-enabled instrumentation, ensuring that device diagnostic data is processed and relayed to the DCS asset management host without attenuation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOUNDATION Fieldbus \/ Profibus PA connectivity:\u003c\/strong\u003e The ESB bus architecture supports the deterministic exchange of digital fieldbus data, allowing for seamless integration of smart instrumentation into the process control network.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-channel isolation:\u003c\/strong\u003e Internal circuitry provides galvanic isolation between the ESB bus interface and field-connected I\/O modules, protecting the control network from transients and common-mode noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold junction compensation (CJC):\u003c\/strong\u003e The unit utilizes precision thermal sensing on the terminal boards to execute accurate CJC calculations for thermocouple signals, maintaining measurement precision across the node.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the maximum transmission distance for the optical repeater in this configuration?\u003c\/p\u003e\n\u003cp\u003eA: The -4 suffix indicates support for an optical ESB bus repeater capable of signal transmission over distances up to 50 km when paired with compatible ANT411 optical modules.\u003c\/p\u003e\n\u003cp\u003eQ: Are the power supplies hot-swappable?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The dual-redundant power supply configuration is designed to allow for module replacement during system operation without interrupting the ESB bus communication or field I\/O processing.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Secure the node unit into a standard 19-inch equipment rack using appropriate mounting hardware. Ensure the installation area provides sufficient airflow to prevent heat accumulation within the rack cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Bond the node chassis to the cabinet protective earth (PE) bus using a dedicated low-impedance ground cable. A solid ground reference is mandatory for high-speed ESB bus electromagnetic compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Connect optical fibers to the repeater interface, ensuring the minimum bend radius is maintained to prevent signal loss. Keep optical data lines segregated from high-voltage AC\/DC power cabling to eliminate potential electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":48160591610046,"sku":"ANB11D-425\/BU2A","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-07-14_13-40-38_10d046ef-6b9f-4ad4-bf29-9a9ae4dc6f34.png?v=1784007994","url":"https:\/\/www.autooiltech.com\/ar\/products\/yokogawa-anb11d-425-bu2a-centum-vp-esb-bus-node-units","provider":"AutoOilTech Limited","version":"1.0","type":"link"}