{"product_id":"yokogawa-cp81b-c-centum-field-control-station-processor-module","title":"Yokogawa CP81B*C CENTUM Field Control Station Processor Module","description":"\u003ch2\u003eYokogawa CP81B*C CENTUM Processor Card\u003c\/h2\u003e\n\u003cp\u003eConfigured for discrete control logic execution in distributed control systems, the \u003cstrong\u003eYokogawa CP81B*C\u003c\/strong\u003e (\u003cstrong\u003eYokogawa CP81B\u003c\/strong\u003e Processor Card) provides direct physical\/electrical execution. The hardware processes algorithmic computation routines, schedules downstream input\/output sub-bus tasks, and coordinates synchronized memory tracking inside the controller rack environment. It establishes structural connection points with the primary system backplane to route processed data frames to the control network.\u003c\/p\u003e\n\u003ch3\u003eLayout Configuration Selection: Layout 1\u003c\/h3\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\u003eCP81B*C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa Electric Corporation\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\u003e0.9 kg (2 lbs 0.0 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e7.6 cm x 2.5 cm x 25.4 cm (3.0 in x 1.0 in x 10.0 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 VDC drawn via the rack backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArchitecture Type\u003c\/td\u003e\n\u003ctd\u003eField Control Station (FCS) Processor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Profile\u003c\/td\u003e\n\u003ctd\u003eGreater than or equal to 8 MB control memory with battery-backed SRAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Interface\u003c\/td\u003e\n\u003ctd\u003eDual-redundant Vnet\/IP communication protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Switch Speed\u003c\/td\u003e\n\u003ctd\u003eHigh-speed primary-to-secondary CPU failover switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e5 to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance Formats\u003c\/td\u003e\n\u003ctd\u003eCE, CSA industrial standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control \u0026amp; DCS Instrumentation Technical Attributes\u003c\/h3\u003e\n\u003cp\u003eThis execution card utilizes a high-speed microprocessor combined with a minimum of 8 MB of internal control memory to resolve deterministic loop algorithms. The network layer integrates a dual-redundant Vnet\/IP bus architecture that facilitates isolated, parallel data path management across the main system matrix. To prevent data corruption during unexpected power interruptions, the onboard battery-backed SRAM maintains retaining registers and live variable states, while optical and galvanic channel-to-channel isolation circuits suppress noise propagation between the logic bus and the field interface.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the processor handle redundancy arbitration and switchover logic between paired modules?\u003c\/p\u003e\n\u003cp\u003eA: The processor card runs a dedicated tracking link across the backplane bus to continuously mirror internal memory states. In the event of a fault detection routine on the primary unit, the hardware triggers a deterministic hardware switchover to the backup card without interrupting active field control loops.\u003c\/p\u003e\n\u003cp\u003eQ: What are the maintenance requirements for the onboard memory retention circuit?\u003c\/p\u003e\n\u003cp\u003eA: The hardware utilizes a lithium backup battery to sustain data inside the volatile SRAM matrix when the 5 VDC backplane power is disconnected. The station diagnostics track the cell voltage level and trigger a system alert prior to full depletion.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCS Slot Insertion:\u003c\/strong\u003e Align the module edges carefully within the specific card guides of the Field Control Station rack, pushing firmly until the multi-pin connector fully mates with the backplane bus socket before securing the lock screws.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Connection:\u003c\/strong\u003e Verify that the chassis frame ground connection of the rack aligns with the single-point master control room instrumentation earth bus bar to eliminate ground loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Wiring Configuration:\u003c\/strong\u003e Attach the network patch cables to both the primary and secondary Vnet\/IP communication ports on the backplane, maintaining independent paths to avoid common-mode cable cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management:\u003c\/strong\u003e Arrange the wiring bundles to prevent obstruction of the ventilation air pathways underneath and above the processor card slot to prevent heat accumulation inside the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43681057800282,"sku":"CP81B*C","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/597..jpg?v=1784512328","url":"https:\/\/www.spareoil.com\/products\/yokogawa-cp81b-c-centum-field-control-station-processor-module","provider":"SpareOil Automation","version":"1.0","type":"link"}