{"product_id":"yokogawa-bus2-fcu-bus-interface-module","title":"Yokogawa BUS2 FCU Bus Interface Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa BUS2\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eBUS2\u003c\/strong\u003e FCU Bus Interface Module, operates as a dedicated hardware component for high-speed deterministic data exchange between the FCU CPU processor and downstream I\/O node units within AFV30, AFV40, A2FV50, and A2FV70 platforms.\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\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\u003eBUS2\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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eFCU Bus Interface Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eYokogawa CENTUM VP \/ CS 3000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHost Compatibility\u003c\/td\u003e\n\u003ctd\u003eAFV30, AFV40, A2FV50, A2FV70 FCU Base Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eHigh-speed communication between FCU CPU and I\/O nodes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Field Control Unit Chassis Interface Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via FCU Backplane Bus Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eYokogawa FOUNDATION Fieldbus \u0026amp; DCS Bus Isolation\u003c\/h3\u003e\n\u003cp\u003eYokogawa FCU interface architectures maintain deterministic high-speed serial bus execution between execution controllers and remote node racks. The internal circuitry limits transmission attenuation and latency while routing diagnostic signals alongside 4-20 mA HART loop protocol pairs and FOUNDATION Fieldbus segments. Dedicated channel-to-channel isolation on the backplane interface prevents high-frequency common-mode noise propagation across local control nodes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the BUS2 module maintain signal integrity during backplane bus communication cycles?\u003c\/p\u003e\n\u003cp\u003eA: The module utilizes hardware-level differential transceivers and internal board-level shield isolation to suppress electromagnetic interference during continuous high-speed data frame transfer between the FCU processor and remote I\/O units.\u003c\/p\u003e\n\u003cp\u003eQ: What precautions must be taken regarding backplane power consumption when installing the BUS2 module in an AFV series FCU rack?\u003c\/p\u003e\n\u003cp\u003eA: The module draws power directly from the internal FCU backplane supply rail; verify total backplane current draw limits before insertion to avoid overloading the primary FCU power supply module.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInsert the BUS2 module cleanly into the designated FCU slot (within AFV30, AFV40, A2FV50, or A2FV70 base units) until the card edge connectors fully seat into the backplane bus. Hand-tighten top and bottom retaining screws to ensure proper grounding pin contact and prevent backplane disconnection caused by ambient enclosure vibration. Maintain single-point earth grounding at the enclosure earth bar and ensure all field communication cables are routed away from high-voltage AC distribution.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53316788814133,"sku":"BUS2","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/BUS2_af6a253b-b9e0-4d43-9967-22975ce490d2.png?v=1787035419","url":"https:\/\/www.5gplc.com\/products\/yokogawa-bus2-fcu-bus-interface-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}