{"product_id":"yokogawa-bus2-centum-vp-fcu-bus-interface-module","title":"YOKOGAWA BUS2 CENTUM VP FCU Bus Interface Module","description":"\u003ch2\u003eYOKOGAWA BUS2 FCU Bus Interface Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-speed data exchange within Field Control Units (FCUs), the \u003cstrong\u003eYOKOGAWA BUS2\u003c\/strong\u003e (\u003cstrong\u003eBUS2\u003c\/strong\u003e Bus Interface Module) provides direct physical and electrical execution for CPU-to-remote-I\/O communication across CENTUM VP and CS 3000 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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e28.9 mm x 100 mm x 83.2 mm\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\u003e320 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eFCU-to-I\/O Node Interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDCS Process Control Integration\u003c\/h3\u003e\n\u003cp\u003eThe BUS2 module manages the deterministic transmission of process data between the field controller and remote I\/O subsystems. It utilizes channel-to-channel isolation to maintain signal integrity against electromagnetic interference (EMI) within the control cabinet. The module supports redundant bus paths, allowing the control system to switch between primary and secondary communication channels without inducing data loss. Its internal diagnostic suite performs continuous error checking on packet headers and payload data, providing real-time status reporting to the engineering station for proactive maintenance.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the BUS2 be used to replace the legacy BUS1 interface module directly?\u003c\/p\u003e\n\u003cp\u003eA: The BUS2 is designed for higher-speed communication and is compatible with specific FCU base units such as AFV30\/40 and A2FV50\/70. Compatibility depends on the system version; verify the engineering manual for bus timing and hardware-specific constraints before retrofitting.\u003c\/p\u003e\n\u003cp\u003eQ: How does the module handle communication timeouts during a bus fault?\u003c\/p\u003e\n\u003cp\u003eA: If the module detects a lack of cyclic acknowledgement from the I\/O node, it triggers a bus error flag within the FCU controller. The controller then executes the pre-defined safety state or initiates a switch-over to the redundant communication channel if configured.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the FCU base unit power is isolated prior to inserting the module into the designated slot.\u003c\/li\u003e\n\u003cli\u003eAlign the BUS2 module with the backplane connector guides, ensuring that the EMI shielding contact springs are seated correctly against the chassis frame.\u003c\/li\u003e\n\u003cli\u003eSecure the module using the built-in locking levers to prevent mechanical vibration from compromising the backplane connection.\u003c\/li\u003e\n\u003cli\u003eRoute bus cabling through dedicated low-voltage wireways, maintaining separation from high-voltage AC power lines to comply with industrial noise immunity standards.\u003c\/li\u003e\n\u003cli\u003ePerform a bus-check diagnostic via the engineering station once power is restored to verify link stability and scan rate performance.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43572353433690,"sku":"BUS2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/412._c3cf5749-25ef-4939-a8eb-5b14f4606d98.jpg?v=1782787142","url":"https:\/\/www.spareoil.com\/ar\/products\/yokogawa-bus2-centum-vp-fcu-bus-interface-module","provider":"SpareOil Automation","version":"1.0","type":"link"}