{"product_id":"allen-bradley-1794-ow8xt-flex-i-o-8-point-relay-output-module","title":"Allen-Bradley 1794-OW8XT FLEX I\/O 8-Point Relay Output Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-OW8XT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a ruggedized 8-channel relay output module within the FLEX I\/O platform. This module provides isolated dry-contact outputs capable of switching both AC and DC loads up to 250V AC. The \"XT\" designation identifies this hardware as an extended-temperature version, specifically designed to withstand harsh industrial environments that exceed the thermal limits of standard control equipment. We supply this module in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econdition, ensuring pristine contact surfaces and maximum mechanical life for your distributed I\/O network.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDiscrete Relay Output\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Outputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 Normally Open (N.O.) Relays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRelay Contact Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e250V AC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMinimum Contact Load:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e100 µA @ 100 mV DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInitial Contact Resistance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e30 mΩ\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBounce Time:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1.2 ms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSwitching Frequency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 operation every 3 seconds (max at rated load)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexbus Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5.5 Watts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e18.8 BTU\/hr maximum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.31 lbs (0.14 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe 1794-OW8XT resolves specific field-level integration challenges through its specialized relay architecture and hardened design:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Thermal Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe XT hardware profile maintains reliable switching performance across a significantly wider temperature range than standard modules. This eliminates the need for expensive climate-control systems in remote cabinets or outdoor enclosures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Level Signal Switching:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a minimum contact load requirement of just 100 µA at 100 mV DC, this module accurately switches low-energy signals. This capability proves vital when interfacing with high-impedance electronic inputs or sensitive instrumentation that traditional power relays cannot handle.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Load Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe relay contacts provide physical separation between the backplane logic and high-voltage field wiring. This isolation protects the FLEX I\/O rack from electrical noise, transients, and potential ground loops originating from heavy industrial machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Snubber Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module incorporates a snubber circuit to manage off-state leakage and suppress electrical arcs during contact transition. This protection extends the mechanical life of the relay and prevents electromagnetic interference (EMI) from disrupting nearby sensitive electronics.\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\u003eWhat is the difference between the 1794-OW8 and the 1794-OW8XT?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"XT\" version features enhanced components and protective coatings that allow it to operate in extended temperature ranges. While they share the same logic and wiring footprint, the 1794-OW8XT provides superior reliability in non-climate-controlled environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require a separate terminal base?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 1794-OW8XT must seat into a 1794 terminal base (such as the 1794-TB2, 1794-TB3, or 1794-TBN). The base handles all field wiring, allowing you to replace the module without disconnecting any wires.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a Brand New original product?\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 original. Using new relay modules is essential because relay contacts suffer from mechanical wear and oxidation over time; only a new module guarantees a full 30 mΩ initial contact resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I ensure the longest life for the relay contacts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAvoid exceeding the switching frequency of one operation every three seconds at full rated load. If your application requires high-speed cycling, consider using a solid-state output module instead to prevent mechanical fatigue.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52769027653941,"sku":"1794-OW8XT","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1794-OW8XT.png?v=1776755055","url":"https:\/\/www.5gplc.com\/products\/allen-bradley-1794-ow8xt-flex-i-o-8-point-relay-output-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}