{"product_id":"yokogawa-nfbu050-s15-fcn-rtu-base-module","title":"Yokogawa NFBU050-S15 FCN-RTU Base Module","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa NFBU050-S15\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eNFBU050\u003c\/strong\u003e Base Module, operates as a dedicated hardware component for backplane bus routing and module mounting within Yokogawa FCN-RTU autonomous controller systems. The short base assembly establishes direct physical and electrical interconnections for low-power remote terminal unit modules in space-restricted control cabinets. It routes system power distribution and local data bus communication across the backplane without causing transmission signal latency.\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\u003eSuffix \/ Option Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCode Designation\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Specification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e-S\u003c\/td\u003e\n\u003ctd\u003eStandard Type\u003c\/td\u003e\n\u003ctd\u003eStandard operational mechanical build\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eDIN rail installation design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eBasic type with no explosion-proof certification\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\u003eNFBU050-S15\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\u003e0.85 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eCompact short base module form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive backplane routing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Type\u003c\/td\u003e\n\u003ctd\u003eShort base module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eYokogawa FCN-RTU Autonomous Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003eStandard DIN rail mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExplosion Protection\u003c\/td\u003e\n\u003ctd\u003eBasic type (No explosion-proof certification)\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 Bus Signal Integrity\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa NFBU050-S15 backplane design incorporates channel-to-channel isolation trace topology to prevent field noise propagation across installed I\/O cards. Operating within low-power FCN-RTU remote control nodes, the base module maintains signal line shielding against high-frequency electromagnetic interference (EMI). The integrated power traces distribute DC logic voltage while supporting pass-through for 4-20 mA HART loop protocol signals, preventing crosstalk between field instrumentation paths and primary backplane communication channels.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What mounting hardware is required to secure the Yokogawa NFBU050-S15 base module?\u003c\/p\u003e\n\u003cp\u003eA: The NFBU050-S15 is equipped with integrated mounting clips designed for standard 35 mm DIN rail installation inside control enclosures.\u003c\/p\u003e\n\u003cp\u003eQ: Can the Yokogawa NFBU050-S15 base module be installed in hazardous locations requiring explosion-proof certification?\u003c\/p\u003e\n\u003cp\u003eA: No, option code 5 specifies a basic hardware build that lacks explosion-proof rating certifications for hazardous classified zones.\u003c\/p\u003e\n\u003cp\u003eQ: How does the short base architecture affect module capacity in compact cabinets?\u003c\/p\u003e\n\u003cp\u003eA: The short base footprint optimizes backplane length, allowing full FCN-RTU bus connectivity in high-density or spatial-constrained field control cabinets.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSnap the NFBU050-S15 base module firmly onto a grounded 35 mm DIN rail until the spring-loaded locking latches engage completely.\u003c\/li\u003e\n\u003cli\u003eVerify that the DIN rail is continuously bonded to the main cabinet protective earth (PE) bar using a heavy gauge copper jumper.\u003c\/li\u003e\n\u003cli\u003eAlign adjacent FCN-RTU expansion bases or power modules with the side connector guides before sliding them together to complete backplane bus coupling.\u003c\/li\u003e\n\u003cli\u003eInsert I\/O and CPU cards straight into their designated base slots, ensuring top and bottom retaining levers click into place.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum vertical clearance of 50 mm above and below the base module to facilitate passive thermal dissipation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":48708462739646,"sku":"NFBU050-S15","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-08-12_10-55-44_e545f186-ce7b-403f-bece-d8c8f10ac54a.png?v=1786612426","url":"https:\/\/www.autooiltech.com\/products\/yokogawa-nfbu050-s15-fcn-rtu-base-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}