{"product_id":"yokogawa-rs81-b-interface-card-module","title":"Yokogawa RS81-B Interface Card Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa RS81-B\u003c\/strong\u003e , also cataloged as the \u003cstrong\u003eRS81-B\u003c\/strong\u003e Interface Card Module, operates as a dedicated hardware component for serial bus routing and system communication execution within CENTUM XL and MICRO XL 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\u003eRS81-B\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\u003e1.45 lbs (0.66 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard CENTUM XL rack slot footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard cabinet operating environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane bus powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003ePLC Module \/ Interface Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eCENTUM XL \/ MICRO XL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface Type\u003c\/td\u003e\n\u003ctd\u003eDedicated rack interface card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Termination\u003c\/td\u003e\n\u003ctd\u003eMulti-pin bus interface connector\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 \u0026amp; Communication Bus Protocol\u003c\/h3\u003e\n\u003cp\u003eThe RS81-B module incorporates channel-to-channel isolation circuits to prevent ground loop propagation across long-distance communication links. The onboard bus transceiver converts incoming field data frames into internal backplane logic signals while filtering electromagnetic interference. Channel separation maintains signal fidelity across all transmission paths, reducing bit error rates in high-density process control racks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Which Yokogawa control platforms accept the RS81-B interface card?\u003c\/p\u003e\n\u003cp\u003eA: The RS81-B is engineered to install directly into CENTUM XL and MICRO XL system card cages.\u003c\/p\u003e\n\u003cp\u003eQ: How is hardware electrical isolation managed on the RS81-B bus channels?\u003c\/p\u003e\n\u003cp\u003eA: The card utilizes internal galvanic channel-to-channel isolation barriers to protect backplane processing circuits from field ground potential shifts and transient noise.\u003c\/p\u003e\n\u003cp\u003eQ: Does the RS81-B interface card require an auxiliary power supply connection?\u003c\/p\u003e\n\u003cp\u003eA: No. Power is supplied directly to the module through the internal bus contacts when seated into the system backplane rack.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAlign the RS81-B card with the designated card slot guides on the CENTUM XL or MICRO XL rack frame.\u003c\/li\u003e\n\u003cli\u003eSlide the module inward until the rear edge connectors engage fully with the backplane motherboard, then tighten retaining screws to lock the card in place.\u003c\/li\u003e\n\u003cli\u003eVerify ground continuity between the card mounting bracket and the system cabinet ground bar to maintain channel isolation and static discharge path performance.\u003c\/li\u003e\n\u003cli\u003eRoute external interface cabling away from high-voltage AC mains lines or heavy inductive loads to minimize noise coupling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52602498187544,"sku":"RS81-B","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/RS81-B.png?v=1788332973","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-rs81-b-interface-card-module","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}