{"product_id":"rh924wa-foxboro-fcp280-distributed-control-engine","title":"RH924WA Foxboro FCP280 Distributed Control Engine","description":"\u003ch2\u003eFoxboro RH924WA FCP280 Fiber Optic Network Adapter\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eFoxboro RH924WA\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eFCP280\u003c\/strong\u003e Distributed Control Engine, operates as a dedicated hardware component for executing real-time logic, regulatory control, and high-density IO processing within Foxboro Evo and IA Series DCS infrastructure.\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\u003eRH924WA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.8 kg Net \/ 2.0 kg Shipping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e14.7 cm x 5.18 cm x 11.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC Typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003eARM System on a Chip (SOC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSDRAM\u003c\/td\u003e\n\u003ctd\u003e128 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash Memory\u003c\/td\u003e\n\u003ctd\u003e128 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Block Memory\u003c\/td\u003e\n\u003ctd\u003e15.75 MB Dedicated Allocation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIO Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 64 Fieldbus Modules (FBMs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Interface\u003c\/td\u003e\n\u003ctd\u003e100 Mbps Fiber Optic Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eISA EDSA Certified, CE, IEC 61508\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and DCS Interface Features\u003c\/h3\u003e\n\u003cp\u003eThe unit leverages a 100 Mbps fiber optic loop protocol interface that insulates high-speed communications against electrical noise and ground potential differentials. It supports quad-channel HDLC communication buses to provide strict channel-to-channel isolation across up to 64 connected Fieldbus Modules. This bus architecture ensures sub-millisecond execution updates while maintaining fault containment across field signals.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the RH924WA handle online module replacement in redundant configurations?\u003c\/p\u003e\n\u003cp\u003eA: You can hot-swap a failed RH924WA unit directly while the baseplate remains energized. The partner processor maintains control loop execution without interruption, automatically copying runtime memory state and synchronization data to the newly inserted module upon connection.\u003c\/p\u003e\n\u003cp\u003eQ: What mechanisms ensure network security during runtime firmware maintenance?\u003c\/p\u003e\n\u003cp\u003eA: Hardware-level ISA EDSA certification provides tamper-resistant network boundaries. The unit supports Online Image Upgrades (OLUG), which allow engineers to flash system patches directly into the 128 MB non-volatile flash memory without stopping process execution or tripping safety interlocks.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBaseplate Engagement and Earthing:\u003c\/strong\u003e Securely mount the module onto the dedicated baseplate position, ensuring the grounding clip fully seats against the cabinet DIN rail or chassis earth ground to minimize high-frequency noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiber Optic Cabling Rules:\u003c\/strong\u003e Observe the minimum bend radius constraints of the duplex fiber cable when dressing runs inside the wireway to prevent optical signal attenuation. Ensure optical connectors are cleaned with lint-free wipes prior to insertion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower and Redundancy:\u003c\/strong\u003e Route dual 24 VDC feeder lines through independent circuit breakers. Verify that both redundant supply rails register within acceptable voltage tolerances at the baseplate terminals before powering up the assembly.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":43095255842906,"sku":"FCP280","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/302._65090809-d835-4782-897f-5e0982fe7a22.jpg?v=1774255691","url":"https:\/\/www.spareoil.com\/products\/rh924wa-foxboro-fcp280-distributed-control-engine","provider":"SpareOil Automation","version":"1.0","type":"link"}