{"product_id":"yokogawa-f3bu09-0n-fa-m3-plc-9-slot-base-rack-unit","title":"Yokogawa F3BU09-0N FA-M3 PLC 9-Slot Base Rack Unit","description":"\u003ch2\u003eYokogawa F3BU09-0N FA-M3 9-Slot Base Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa F3BU09-0N\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eF3BU09-0N\u003c\/strong\u003e 9-Slot Base Unit, operates as a dedicated hardware component for structural mounting and backplane bus interconnection within Yokogawa FA-M3 PLC 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\u003eF3BU09-0N\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\u003e0.29 kg (0.64 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e350 x 120 x 30 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e50 mA at 5 VDC (backplane bus load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Slots\u003c\/td\u003e\n\u003ctd\u003e9 module slots\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Interface\u003c\/td\u003e\n\u003ctd\u003eFA-M3 high-speed system bus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003eDIN-rail or panel mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling\u003c\/td\u003e\n\u003ctd\u003eNatural convection\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; Cold Junction Compensation Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe base unit routes system power and high-speed data bus traffic across 9 dedicated expansion slots without introducing signal crosstalk. Standard power distribution buses route regulated DC supply to installed CPU, digital, and analog I\/O modules. While handling analog input modules with channel-to-channel isolation and thermocouple inputs with cold junction compensation (CJC), the backplane architecture maintains ground isolation between field signals and internal processing logic. This structural separation suppresses common-mode noise and prevents ground loop currents across connected field loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the backplane power current draw for the F3BU09-0N base unit?\u003c\/p\u003e\n\u003cp\u003eA: The unit draws a nominal 50 mA at 5 VDC from the system backplane power supply to operate internal bus interface logic.\u003c\/p\u003e\n\u003cp\u003eQ: What module types can be installed into the 9 available slots?\u003c\/p\u003e\n\u003cp\u003eA: The unit accepts FA-M3 CPU processors, power supply modules, digital I\/O, analog I\/O, and specialized communication modules across all standard positions.\u003c\/p\u003e\n\u003cp\u003eQ: How is the base unit cooled during continuous industrial operation?\u003c\/p\u003e\n\u003cp\u003eA: Cooling relies entirely on natural convection. The physical layout requires unblocked vertical clearance above and below the chassis for passive airflow.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the base unit onto a standard 35 mm DIN rail or secure it directly to a flat enclosure panel using mounting screws. Ensure the enclosure maintains adequate vertical spacing above and below the assembly to allow unrestricted natural convection cooling. Align each FA-M3 module with the guide channels before applying firm pressure to seat the backplane connector.\u003c\/p\u003e\n\u003cp\u003eConnect the primary enclosure earth ground to the dedicated base ground terminal using a low-impedance copper conductor. Keep high-voltage field wiring physically separated from low-voltage DC signals and backplane communication paths to eliminate inductive coupling. Furthermore, confirm that all expansion modules seat fully and lock into position prior to applying system power.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43866009010266,"sku":"F3BU09-0N","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/846.jpg?v=1787107430","url":"https:\/\/www.spareoil.com\/products\/yokogawa-f3bu09-0n-fa-m3-plc-9-slot-base-rack-unit","provider":"SpareOil Automation","version":"1.0","type":"link"}