{"product_id":"yokogawa-afg20d-enhanced-duplexed-fcu-32mb-vnet-rio","title":"Yokogawa AFG20D Enhanced Duplexed FCU 32MB Vnet \u0026 RIO","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAFG20D\u003c\/strong\u003e is an \u003cstrong\u003eenhanced duplexed field control unit (FCU)\u003c\/strong\u003e designed for the \u003cstrong\u003eYokogawa CENTUM distributed control system\u003c\/strong\u003e. It features \u003cstrong\u003e32 MB of main memory\u003c\/strong\u003e (double the capacity of standard 16 MB models) and is configured for \u003cstrong\u003eV net and RIO (Remote I\/O) networks\u003c\/strong\u003e in a cabinet-mounted form factor. The enhanced memory capacity supports larger control strategies, more complex algorithms, and expanded I\/O configurations for demanding process applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Yokogawa CENTUM (Enhanced FCS)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Duplexed Field Control Unit (for V net and RIO, with cabinet)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e VR5432 RISC CPU, 133 MHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMain Memory:\u003c\/strong\u003e 32 MB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory Backup:\u003c\/strong\u003e Battery-backed, max. 72 hours retention\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Recharge Time:\u003c\/strong\u003e Minimum 48 hours\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNetwork:\u003c\/strong\u003e V net and RIO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Cabinet-integrated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply Options:\u003c\/strong\u003e 100–120 V AC, 220–240 V AC, 24 V DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003e32MB Enhanced Memory:\u003c\/strong\u003e Double the standard 16 MB capacity, enabling larger control strategies, more function blocks, and expanded data storage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDuplexed Redundancy:\u003c\/strong\u003e Dual processors, power supplies, and network interfaces provide fault-tolerant control with automatic failover.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eV net \u0026amp; RIO Compatibility:\u003c\/strong\u003e Supports both the high-speed V net control bus and RIO remote I\/O network for flexible system architecture.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCabinet-Mounted Design:\u003c\/strong\u003e Integrated cabinet form factor simplifies installation, cable management, and environmental protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtended Battery Backup:\u003c\/strong\u003e 72-hour memory retention ensures control data survives extended power outages.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between AFG20D and AFS20D?\u003c\/strong\u003e\u003cbr\u003eA: The \u003cstrong\u003eAFG20D\u003c\/strong\u003e is an \u003cstrong\u003eenhanced\u003c\/strong\u003e duplexed FCU with \u003cstrong\u003e32 MB\u003c\/strong\u003e memory. The \u003cstrong\u003eAFS20D\u003c\/strong\u003e is a \u003cstrong\u003estandard\u003c\/strong\u003e duplexed FCU with \u003cstrong\u003e16 MB\u003c\/strong\u003e memory. Both support V net and RIO networks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the AFG20D compatible with CENTUM VP?\u003c\/strong\u003e\u003cbr\u003eA: The AFG20D is part of the \u003cstrong\u003eCENTUM family\u003c\/strong\u003e. Verify specific software revision compatibility with your CENTUM VP engineering station.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I upgrade an AFS20D to AFG20D specifications?\u003c\/strong\u003e\u003cbr\u003eA\u0026gt; The memory and processor configurations are fixed per model. To upgrade from 16 MB to 32 MB, replace the AFS20D with an AFG20D unit.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePosition the cabinet in a \u003cstrong\u003eclimate-controlled equipment room\u003c\/strong\u003e with adequate clearance for ventilation and maintenance access.\u003c\/li\u003e\n  \u003cli\u003eConnect \u003cstrong\u003eredundant power feeds\u003c\/strong\u003e to the FCU's dual power entry points.\u003c\/li\u003e\n  \u003cli\u003eConnect \u003cstrong\u003eV net cables\u003c\/strong\u003e to the control network backbone.\u003c\/li\u003e\n  \u003cli\u003eConnect \u003cstrong\u003eRIO cables\u003c\/strong\u003e to remote I\/O racks and node units.\u003c\/li\u003e\n  \u003cli\u003eConfigure the FCU node address and \u003cstrong\u003eredundancy parameters\u003c\/strong\u003e via CENTUM engineering tools.\u003c\/li\u003e\n  \u003cli\u003eDownload the control strategy and verify \u003cstrong\u003eredundant failover\u003c\/strong\u003e by simulating a primary fault.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory Requirements:\u003c\/strong\u003e Choose the AFG20D when your control strategy exceeds 16 MB or when planning for future expansion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNetwork Type:\u003c\/strong\u003e The AFG20D supports RIO networks. For FIO (Fieldbus I\/O) networks, select the AFG30D or AFG40D series.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMigration Planning:\u003c\/strong\u003e The AFG20D is suitable for upgrading legacy CENTUM V or CENTUM-XL systems using migration kits.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":53984833732792,"sku":"AFG20D","price":171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/AFG20D_1_r180_11be3867-0f55-43f8-bd02-495370a90341.png?v=1787726932","url":"https:\/\/www.globalpetroparts.com\/products\/yokogawa-afg20d-enhanced-duplexed-fcu-32mb-vnet-rio","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}