{"product_id":"yokogawa-afs10d-control-units","title":"Yokogawa AFS10D Control Units","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa AFS10D\u003c\/strong\u003e serves as the primary \u003cstrong\u003eAFS10D\u003c\/strong\u003e Duplexed Field Control Unit utilized to execute dual-processor synchronization and deterministic process control loops across Yokogawa Vnet\/RIO 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\u003eAFS10D\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\u003e9.0 kg (Standard chassis weight configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 19-inch rack-mount footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e400 VA (100-120 V AC), 410 VA (220-240 V AC), or 8 A (24 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Architecture\u003c\/td\u003e\n\u003ctd\u003eDuplexed (Dual-Redundant) Processor System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Interface\u003c\/td\u003e\n\u003ctd\u003eVnet \/ RIO (Remote I\/O) compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOvercurrent Protection\u003c\/td\u003e\n\u003ctd\u003eBuilt-in 8 A \/ 250 V rated fuse \/ breaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control and Distributed Control Architecture\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-Time Processor Mirroring and Failover\u003c\/strong\u003e The hardware architecture integrates two synchronized control processors running in a continuous parallel tracking mode. If the active processor encounters a diagnostic fault or memory parity error, execution transfers instantly to the hot-standby unit, ensuring a bumpless transfer that maintains uninterrupted process control and zero downtime for critical loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction-Expanded Capacity for Remote I\/O\u003c\/strong\u003e Engineered as an expanded-capacity model, the device features enlarged volatile and non-volatile memory registers. This expanded memory architecture provides the computational throughput required to execute complex control algorithms and manage high-density Remote I\/O (RIO) nodes across large-scale plant networks without degradation of the deterministic control cycle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Source Power Isolation and Protection\u003c\/strong\u003e The power subsystem accepts a wide electrical envelope spanning multiple AC and DC configurations, including 24 V DC battery-backed systems. Dual isolated power rails feed the processing cores through an integrated 8 A \/ 250 V circuit breaker, preventing common-mode voltage surges from compromising channel-to-channel isolation limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the AFS10D chassis execute data synchronization across the Vnet\/RIO interface?\u003c\/p\u003e\n\u003cp\u003eA: The duplexed processor cards exchange internal register states and memory maps via a high-speed, dedicated bus layer on the passive backplane. This synchronization loop ensures that the hot-standby processor holds identical I\/O images and step-sequence data, enabling an immediate failover if the primary processor stops responding.\u003c\/p\u003e\n\u003cp\u003eQ: Can the internal 8 A overcurrent protection fuse be replaced while the field control unit is online?\u003c\/p\u003e\n\u003cp\u003eA: No. Replacing the main power line protection fuse or resetting the built-in breaker requires isolating the input power source. To prevent electrical shock or uncommanded system reboots, power down the specific side of the redundant power supply network before servicing the fuse assembly.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":47618534080702,"sku":"AFS10D","price":3000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-10_13-44-47.png?v=1781070412","url":"https:\/\/www.autooiltech.com\/products\/yokogawa-afs10d-control-units","provider":"AutoOilTech Limited","version":"1.0","type":"link"}