{"product_id":"1794-om8-allen-bradley-flex-i-o-220v-ac-digital-output-module","title":"1794-OM8 Allen Bradley | FLEX I\/O 220V AC Digital Output Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1794-OM8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a high-performance discrete output component within the FLEX I\/O family. This module interfaces the controller with high-voltage AC field devices, providing 8 isolated points to switch actuators, motor starters, and solenoids. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Factory Original\u003c\/strong\u003e, ensuring the internal triac circuitry meets the highest industrial standards for longevity and switching precision in distributed control architectures.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1794-OM8 converts digital logic signals into 220V AC power switching via the following technical parameters:\u003c\/p\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\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\u003eNumber of Outputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Non-Isolated Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDiscrete AC (Triac)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e220V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e159V AC to 264V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Current Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 A per channel (4.0 A per module max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOn-State Voltage Drop\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0V @ 0.5 A (Maximum)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOff-State Leakage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.5 mA (Maximum)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHorizontal or Vertical DIN Rail\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\u003e1.87 lbs (0.85 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\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModular Distributed Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1794-OM8 plugs into a terminal base, separating the wiring from the I\/O electronics. This design allows technicians to replace the module without disturbing field wiring, drastically reducing Mean Time to Repair (MTTR) during plant maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpace-Saving DIN-Mount Profile:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe compact \"Open Style\" chassis minimizes panel footprint. By utilizing the FLEX I\/O system, engineers consolidate high-voltage AC switching into tight enclosures where traditional rack-based PLCs cannot fit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust 220V AC Switching:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated triac outputs handle a broad voltage range up to 264V AC. This resilience ensures stable operation in regions with fluctuating power grids or in heavy industrial zones where inductive loads cause significant line noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePassive Cooling Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module utilizes an efficient thermal layout that dissipates heat without the need for active fans. This reduces the risk of failure in dust-prone environments and allows for dense module packing on a single DIN rail.\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\u003eIs this 1794-OM8 unit genuinely brand new?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We guarantee this unit is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand ships in its original Allen Bradley factory packaging. It has never seen service, ensuring the internal electronic components have no thermal wear or previous load history.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich terminal base is compatible with the 1794-OM8?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1794-OM8 requires a compatible FLEX I\/O terminal base, such as the 1794-TB2, 1794-TB3, or 1794-TB3S. You must match the terminal base to your specific wiring requirements (screw vs. spring clamp).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module support 110V AC applications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the module is optimized for 220V AC, it operates within a range of 159V to 264V AC. For standard 120V AC applications, you should use the 1794-OM16 or 1794-OA8 to ensure the gate trigger voltages remain within manufacturer specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the module handle inductive load spikes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1794-OM8 includes internal RC snubber circuits to suppress voltage transients. However, for highly inductive loads like large solenoids, we recommend installing external suppression across the load to further protect the module’s output triacs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52863599673653,"sku":"1794-OM8","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1794-OM8.png?v=1778479063","url":"https:\/\/www.5gplc.com\/products\/1794-om8-allen-bradley-flex-i-o-220v-ac-digital-output-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}