{"product_id":"yokogawa-afv30d-s41151-hku-field-control-unit","title":"Yokogawa AFV30D-S41151\/HKU Field Control Unit","description":"\u003cp\u003eConfigured for duplexed loop execution and process automation within CENTUM VP architectures, the \u003cstrong\u003eYokogawa AFV30D-S41151\/HKU\u003c\/strong\u003e (\u003cstrong\u003eAFV30D-S41151\/HKU\u003c\/strong\u003e Field Control Unit) provides direct physical\/electrical execution of PID, sequence, and logic control functions.\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\u003eAFV30D-S41151\/HKU\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\u003eSystem dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e7 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e482 mm x 210 mm x 220 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 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\u003e200-300 VA (AC), 9 A (DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Function\u003c\/td\u003e\n\u003ctd\u003ePID, Sequence, Logic, Batch\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 Instrumentation Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-20 mA HART loop protocol:\u003c\/strong\u003e The unit maintains transparent data propagation for HART-enabled instrumentation, enabling integrated loop diagnostics and variable monitoring within the CENTUM VP control fabric.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFOUNDATION Fieldbus \/ Profibus PA connectivity:\u003c\/strong\u003e Integration with fieldbus networks is supported via dedicated Vnet\/IP interfaces, ensuring deterministic data exchange for complex process loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel-to-channel isolation:\u003c\/strong\u003e The controller employs high-impedance galvanic isolation between the processor backplane and I\/O interface layers to mitigate the impact of electromagnetic transients and ground-reference noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold junction compensation (CJC):\u003c\/strong\u003e Precision thermal management integrated into the base assembly ensures accurate conversion of thermoelectric sensor signals for temperature-sensitive process monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the duplexed architecture handle processor synchronization?\u003c\/p\u003e\n\u003cp\u003eA: The dual-redundant CPUs utilize a dedicated high-speed synchronization bus to mirror memory states and process variables, ensuring bumpless transfer of control logic in the event of a primary processor fault.\u003c\/p\u003e\n\u003cp\u003eQ: What is the specific function of the \/HKU monitoring outputs?\u003c\/p\u003e\n\u003cp\u003eA: The \/HKU option provides hardwired READY and FCU fault contact outputs (30 V DC, 0.3 A), allowing external supervisory systems to detect controller health status independently of the internal DCS network.\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 industrial rack. Ensure the natural convection cooling path is unobstructed to prevent internal heat accumulation during high-load processing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding:\u003c\/strong\u003e Bond the metallic chassis to the cabinet’s instrument earth bus using a low-impedance conductor. Robust grounding is required to satisfy EMC immunity standards in high-noise industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring:\u003c\/strong\u003e Terminate power inputs and communication interfaces at the rear connectors. Maintain at least 150 mm of separation between communication cabling and high-power AC or motor control conduits to prevent inductive jitter and packet loss.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":45213856956531,"sku":"AFV30D-S41151\/HKU","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-07-10_10-11-55_b84ea429-abce-4a47-9dc1-b8df0f306377.png?v=1783677371","url":"https:\/\/www.dcssupplier.com\/products\/yokogawa-afv30d-s41151-hku-field-control-unit","provider":"DcsSupplier Limited","version":"1.0","type":"link"}