{"product_id":"pw484-11-yokogawa-centum-vp-redundant-power-supply","title":"PW484-11 Yokogawa | CENTUM VP Redundant Power Supply","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eYokogawa PW484-11\u003c\/strong\u003e\u003cspan\u003e serves as the primary high-output power source for the \u003c\/span\u003e\u003cstrong\u003eCENTUM VP\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003eCS 3000\u003c\/strong\u003e\u003cspan\u003e Distributed Control System (DCS) architectures.\u003c\/span\u003e\u003cspan\u003e This rack-mountable module converts DC input into a precision-regulated 24V DC supply,\u003c\/span\u003e\u003cspan\u003e delivering up to 240W to power system processors and dense I\/O configurations.\u003c\/span\u003e\u003cspan\u003e We supply this unit as \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e,\u003c\/span\u003e\u003cspan\u003e featuring the \u003c\/span\u003e\u003cstrong\u003eStyle S1\u003c\/strong\u003e\u003cspan\u003e revision.\u003c\/span\u003e\u003cspan\u003e This model includes enhanced anti-corrosion protection (G3 compliant) to ensure stable logic execution in the most demanding industrial environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003ePart Number Breakdown: PW48x Series\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePW484:\u003c\/strong\u003e\u003cspan\u003e 24 V DC Input Power Supply Module.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuffix -1:\u003c\/strong\u003e\u003cspan\u003e Indicates the high-spec version with ISA Standard G3 conformal coating.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuffix 1:\u003c\/strong\u003e\u003cspan\u003e Specifies extended temperature range and specialized hardware testing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStyle S1:\u003c\/strong\u003e\u003cspan\u003e Features the latest internal board layout for improved heat dissipation and transient suppression.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e Yokogawa Electric Corporation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number:\u003c\/strong\u003e\u003cspan\u003e PW484-11 (Style S1)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e\u003cspan\u003e 24 V DC (Standard Industrial Range)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Voltage:\u003c\/strong\u003e\u003cspan\u003e 24 V DC (Regulated ±1%)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Power:\u003c\/strong\u003e\u003cspan\u003e 240 Watts (High Capacity)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEfficiency:\u003c\/strong\u003e\u003cspan\u003e ≥ 85%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProtection Features:\u003c\/strong\u003e\u003cspan\u003e Over-voltage,\u003c\/span\u003e\u003cspan\u003e Over-current,\u003c\/span\u003e\u003cspan\u003e Short-circuit,\u003c\/span\u003e\u003cspan\u003e and Thermal protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling Method:\u003c\/strong\u003e\u003cspan\u003e Natural Convection (Fanless design)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRedundancy Support:\u003c\/strong\u003e\u003cspan\u003e Yes,\u003c\/span\u003e\u003cspan\u003e supports dual redundant operation with active load sharing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e -20 °C to +70 °C (Wide Range Support)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e 0.\u003c\/span\u003e\u003cspan\u003e8 kg (Net) \/ 2.\u003c\/span\u003e\u003cspan\u003e0 kg (Shipping)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e\u003cspan\u003e Japan\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eISA G3 Harsh Environment Protection:\u003c\/strong\u003e\u003cspan\u003e The PW484-11 comes standard with ISA G3 conformal coating.\u003c\/span\u003e\u003cspan\u003e This chemical barrier shields internal circuitry from corrosive atmospheric agents like Hydrogen Sulfide (\u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$H_2S$\u003c\/span\u003e\u003cspan\u003e) and Sulfur Dioxide (\u003c\/span\u003e\u003cspan class=\"math-inline\"\u003e$SO_2$\u003c\/span\u003e\u003cspan\u003e),\u003c\/span\u003e\u003cspan\u003e which typically cause premature failure in standard power cards used in refineries and chemical plants.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMassive 240W Power Density:\u003c\/strong\u003e\u003cspan\u003e This module delivers significantly higher wattage than standard DCS power cards.\u003c\/span\u003e\u003cspan\u003e A single pair of PW484-11 modules provides enough current to energize a fully expanded DCS rack,\u003c\/span\u003e\u003cspan\u003e reducing the number of power modules required and lowering the overall cost of ownership.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFanless Maintenance-Free Reliability:\u003c\/strong\u003e\u003cspan\u003e Natural convection cooling eliminates mechanical fans—the most common failure point in industrial power systems.\u003c\/span\u003e\u003cspan\u003e This design prevents the intake of conductive dust and metallic shavings,\u003c\/span\u003e\u003cspan\u003e ensuring the module remains maintenance-free throughout its service life.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eActive-Active Redundancy:\u003c\/strong\u003e\u003cspan\u003e The PW484-11 supports dual redundant configurations with seamless load sharing.\u003c\/span\u003e\u003cspan\u003e If a primary power source fails,\u003c\/span\u003e\u003cspan\u003e the secondary module instantly assumes the total electrical load without a voltage dip,\u003c\/span\u003e\u003cspan\u003e preventing catastrophic CPU resets or process trips.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swap Maintenance Efficiency:\u003c\/strong\u003e\u003cspan\u003e In a redundant setup,\u003c\/span\u003e\u003cspan\u003e technicians can replace a faulty PW484-11 while the system remains live.\u003c\/span\u003e\u003cspan\u003e This \"zero-downtime\" capability allows for critical hardware updates or repairs without stopping the plant process.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the PW484-11 support 110V or 220V AC input?\u003c\/strong\u003e\u003cspan\u003eNo.\u003c\/span\u003e\u003cspan\u003e The PW484-11 is a \u003c\/span\u003e\u003cstrong\u003e24 V DC Input\u003c\/strong\u003e\u003cspan\u003e module.\u003c\/span\u003e\u003cspan\u003e If your rack requires AC power,\u003c\/span\u003e\u003cspan\u003e you must utilize the PW481 (110V AC) or PW482 (220V AC) variants.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the Style S1 backward compatible with S0 installations?\u003c\/strong\u003e\u003cspan\u003eYes.\u003c\/span\u003e\u003cspan\u003e The Style S1 revision maintains full mechanical and electrical compatibility with earlier PW484 versions while offering superior thermal resilience and improved internal component lifespan.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the G3 coating important for my application?\u003c\/strong\u003e\u003cspan\u003eIn industries like Pulp \u0026amp; Paper or Petrochemicals,\u003c\/span\u003e\u003cspan\u003e corrosive gases rapidly oxidize copper traces on PCBs.\u003c\/span\u003e\u003cspan\u003e The G3 coating on the PW484-11 prevents this oxidation,\u003c\/span\u003e\u003cspan\u003e ensuring your DCS maintains its safety and control integrity for the full 10-15 year design cycle.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhy should I only purchase Brand New PW484-11 modules?\u003c\/strong\u003e\u003cspan\u003ePower modules utilize high-stress power transistors and electrolytic capacitors.\u003c\/span\u003e\u003cspan\u003e Used or \"refurbished\" units often have aged components that cannot sustain a full 240W load under high temperatures.\u003c\/span\u003e\u003cspan\u003e A \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e PW484-11 ensures you receive the maximum MTBF (Mean Time Between Failures) and the full protection of fresh conformal coating.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":43224973869146,"sku":"PW484-11","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/101._ebe6def0-3138-470d-bcef-8d15d785b1d0.jpg?v=1776391420","url":"https:\/\/www.spareoil.com\/products\/pw484-11-yokogawa-centum-vp-redundant-power-supply","provider":"SpareOil Automation","version":"1.0","type":"link"}