{"product_id":"yokogawa-aff50d-h41111-centum-vp-field-control-unit","title":"Yokogawa AFF50D-H41111 CENTUM VP Field Control Unit","description":"\u003ch2\u003eYokogawa AFF50D-H41111 Field Control Unit\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-availability process control in CENTUM VP distributed control systems, the \u003cstrong\u003eYokogawa AFF50D-H41111\u003c\/strong\u003e (\u003cstrong\u003eAFF50D-H41111\u003c\/strong\u003e Field Control Unit) provides direct physical\/electrical execution of regulatory control, logic execution, and interlock sequences.\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\u003eAFF50D-H41111\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\u003e3.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e178 mm x 229 mm x 254 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e200 VA (AC) \/ 5.5 A (24 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003eVR5432 RISC CPU, 133 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eDual-redundant Vnet\/IP and power\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 Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe AFF50D-H41111 serves as the central processing node within the CENTUM VP architecture, supporting multi-channel data integration through Field I\/O (FIO) modules. For applications utilizing FOUNDATION Fieldbus or HART protocol field instrumentation, the unit enables seamless digital integration, significantly reducing the wiring overhead associated with analog-to-digital conversion. During configuration, ensure that the communication bus parameters are tuned to match the deterministic network latency requirements of the Vnet\/IP infrastructure. The unit provides channel-to-channel isolation on associated I\/O modules, which limits the propagation of common-mode interference during transient process upsets, thereby maintaining the stability of control loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the AFF50D-H41111 support hot-swapping of processor modules?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The unit supports hot-swapping in a redundant configuration. When replacing a processor, the standby unit assumes control duties without interrupting the process, provided the system is correctly synchronized.\u003c\/p\u003e\n\u003cp\u003eQ: What is the procedure for managing the memory backup battery?\u003c\/p\u003e\n\u003cp\u003eA: The module utilizes a battery-backed memory system for volatile data retention. Under normal operation, the battery provides 72 hours of retention. Ensure the unit remains powered for at least 48 hours following an installation or battery replacement to achieve a full charge cycle.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Install the unit in a standard 19-inch rack. Ensure adequate clearance around the chassis to facilitate heat dissipation, as the unit relies on natural convection cooling due to its fanless design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Connect power supplies and Vnet\/IP communication cables to the designated rear-panel ports. Use shielded Ethernet cabling for all Vnet\/IP connections to maintain signal integrity against high-frequency industrial noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Bond the chassis to the cabinet grounding bar using a low-impedance conductor. Proper grounding is necessary to ensure compliance with ISA G3 corrosive environment standards and to optimize surge voltage protection performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerification:\u003c\/strong\u003e Perform a status check of the dual-redundant power and communication links via the Engineering Station (ES) before commissioning. Validate the status of the contact output terminals to confirm interlock states are correctly reported to the plant alarm system.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43582663327834,"sku":"AFF50D-H41111","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/364._4e91669d-2d42-44e3-aaea-75db8069d4fc.jpg?v=1782980469","url":"https:\/\/www.spareoil.com\/products\/yokogawa-aff50d-h41111-centum-vp-field-control-unit","provider":"SpareOil Automation","version":"1.0","type":"link"}