{"product_id":"rc1-a-yokogawa-plc-interface-module-card","title":"RC1*A Yokogawa PLC Interface Module Card","description":"\u003cp\u003eConfigured for control logic execution and high-speed digital I\/O communication management in CENTUM VP and CS 3000 platforms, the \u003cstrong\u003eYokogawa RC1*A\u003c\/strong\u003e (\u003cstrong\u003eRC1\u003c\/strong\u003e PLC Interface Module Card) provides direct physical\/electrical execution. The rack-mounted unit routes process control signals across system backplane buses to manage digital I\/O states and interface local field instrumentation with central processing modules.\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 Element\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification \/ Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRC1\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase model designation for rack-mounted PLC interface module card series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e*\u003cstrong\u003eA\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003ctd\u003eStyle code Revision A indicating circuit design layout and physical backplane interface revision\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\u003eRC1*A\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\u003e1.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e150 mm x 100 mm x 40 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\u003eLow-voltage DC powered (24 VDC backplane bus)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Type\u003c\/td\u003e\n\u003ctd\u003eDigital I\/O\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\u003eDiagnostic Display\u003c\/td\u003e\n\u003ctd\u003eIntegrated LED status indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and DCS Process Communication\u003c\/h3\u003e\n\u003cp\u003eThe RC1*A card manages high-speed digital I\/O signals while interfacing with 4-20 mA HART loop protocol instruments across Yokogawa DCS networks. Galvanic isolation barriers decouple individual channels from the central backplane bus to prevent ground potential differentials from corrupting control signals. Onboard diagnostic circuits continuously monitor line continuity, switching data paths during redundant communication bus failovers to maintain process execution across distributed control nodes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What failover logic occurs during a backplane communication error on the RC1*A?\u003c\/p\u003e\n\u003cp\u003eA: When a backplane bus error is detected, the card executes onboard diagnostic routines and transitions data routing to the secondary redundant bus line without interrupting active digital I\/O processing cycles.\u003c\/p\u003e\n\u003cp\u003eQ: Is hot-swapping supported for the RC1*A card within an active DCS subrack?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping is permitted provided the subrack configuration supports redundant power and bus routing, and the secondary interface card is fully initialized prior to removing the primary module.\u003c\/p\u003e\n\u003cp\u003eQ: What diagnostic indications are provided on the module front panel?\u003c\/p\u003e\n\u003cp\u003eA: Onboard diagnostic LEDs indicate module operational status, backplane power delivery, and active digital I\/O communication activity for real-time field troubleshooting.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Slot Mounting:\u003c\/strong\u003e Align the RC1*A card with the subrack guide rails in the control cabinet. Slide the module into position until the rear backplane connector fully seats, then tighten the panel retaining screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding \u0026amp; Shielding:\u003c\/strong\u003e Terminate digital I\/O signal cable shields directly to the main cabinet functional earth (FE) ground bus bar at a single point to prevent ground loops and high-frequency noise interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Isolation:\u003c\/strong\u003e Route low-voltage DC logic and communication cables in dedicated wire ducts physically separated from high-voltage AC distribution power cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Clearance:\u003c\/strong\u003e Maintain adequate vertical clearance above and below the subrack assembly to permit natural convection airflow, ensuring operating ambient temperatures stay between -10 deg C and 55 deg C.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53281910030645,"sku":"RC1*A","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/RC1A.png?v=1786691751","url":"https:\/\/www.5gplc.com\/products\/rc1-a-yokogawa-plc-interface-module-card","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}