{"product_id":"1794-ps3-allen-bradley-flex-i-o-24v-dc-power-supply-module","title":"1794-PS3 | Allen-Bradley FLEX I\/O 24V DC Power Supply Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-PS3\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as the high-capacity power source for the FLEX I\/O 1794 modular system. This module converts wide-range AC input voltage into stable 24V DC power to energize I\/O adapters and modules within a distributed rack. With a 72-watt output capacity, it provides sufficient current to drive up to 10 FLEX I\/O adapters, making it the primary choice for high-density I\/O configurations. We supply this unit in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econdition, ensuring your control system receives factory-certified voltage regulation and protection from the first day of commissioning.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley (Rockwell Automation)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1794-PS3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDC Power Supply Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e85 to 264V AC (Universal)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Frequency\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e47 to 63 Hz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Output Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 A (Horizontal Mounting) \/ 2.8 A (Other Orientations)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Power\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e72 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2500V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOvercurrent Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.2 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOvervoltage Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e35V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eThermal Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e41.0 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.75 lbs (0.34 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe 1794-PS3 resolves power instability and noise challenges in complex industrial environments through several specialized hardware features:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUniversal AC Input Capability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module accepts any voltage between 85V and 264V AC. This allows engineers to deploy the same hardware globally, regardless of local grid standards (120V or 230V), simplifying spare parts inventory and system design.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior High-Voltage Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInternal circuitry provides 2500V DC isolation between the AC input and DC output. This robust barrier protects sensitive downstream I\/O modules and communication adapters from high-voltage transients and line noise typical of heavy-duty plant floors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized High-Density Powering:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 3A output current provides enough \"surge\" capacity to drive up to 10 adapters. This high power-to-size ratio eliminates the need for multiple smaller power supplies, saving significant DIN-rail space in crowded marshalling cabinets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Fault Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOnboard overcurrent and overvoltage protection (clamping at 35V DC) shield your I\/O investment. The module automatically shuts down during a short circuit or surge, preventing damage to the more expensive logic modules connected to the Flexbus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Mounting Orientation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile horizontal mounting maximizes output at 3A, the module supports various orientations with only a slight derating to 2.8A. This flexibility solves installation headaches in narrow or uniquely shaped enclosures where space is at a premium.\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\u003eHow many FLEX I\/O modules can a single 1794-PS3 power?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1794-PS3 provides 72 Watts of power, which typically supports up to 10 adapters. To determine the exact count, you must sum the current requirements of each module in your specific rack to ensure the total draw remains below 3A.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I verify the \"Brand New\" condition of the module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe guarantee every 1749-PS3 arrives in its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eoriginal Allen-Bradley factory box with intact security seals\u003c\/strong\u003e. Each unit carries a unique UPC (612598206629) for manufacturer traceability, confirming the unit has zero previous runtime or electrical cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this power supply require a specific terminal base?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the 1794-PS3 is a standalone power supply module that mounts directly to the DIN rail. You wire the AC input and DC output directly to its integrated terminal points, following the schematic provided in the installation manual.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens if the current draw exceeds 3.2A?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe integrated overcurrent protection activates at approximately 3.2A. The module will limit the current or shut down the output to protect its internal components and the connected field devices from thermal runaway or permanent failure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53199496085688,"sku":"1794-PS3","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1794-PS3.jpg?v=1774947814","url":"https:\/\/www.globalpetroparts.com\/products\/1794-ps3-allen-bradley-flex-i-o-24v-dc-power-supply-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}