{"product_id":"allen-bradley-1794-oa8-flex-i-o-ac-output-module","title":"Allen-Bradley 1794-OA8 Flex I\/O AC Output Module","description":"\u003ch2\u003eAllen-Bradley 1794-OA8 Flex I\/O AC Digital Output Module\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong style=\"color: #0066cc;\"\u003eAllen-Bradley 1794-OA8\u003c\/strong\u003e | Flex I\/O AC digital output module with 8 non-isolated output channels. Operates at 120V AC nominal voltage with 4.0 A output current rating. Designed for all non-hazardous industrial environments and Class 1, Division 2 areas. Weight: approximately 0.15 kg (0.33 lbs).\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cp\u003e8 non-isolated outputs in one group. 120V AC nominal output voltage, 85-132V AC range. 4.0 A output current rating. Minimum on-state current 5 mA per output. Maximum on-state voltage drop 1.0V at 0.5 A. Maximum off-state leakage 2.25 mA. 120V continuous isolation voltage. 80 mA Flexbus current at 5V DC. Surge current 7 A for 40 ms, repeatable every 8 seconds. Output signal delay max 1\/2 cycle. Diagnostics for field devices, wiring, and power supply. Lightweight at 0.15 kg (0.33 lbs).\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n    \u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1794-OA8\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlex I\/O Digital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e8 (Non-isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutput Voltage (Nominal)\u003c\/td\u003e\n\u003ctd\u003e120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e85-132V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutput Current Rating\u003c\/td\u003e\n\u003ctd\u003e4.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOn-State Current (Min)\u003c\/td\u003e\n\u003ctd\u003e5 mA per output\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOn-State Voltage Drop\u003c\/td\u003e\n\u003ctd\u003e1.0V max @ 0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOff-State Leakage Current\u003c\/td\u003e\n\u003ctd\u003e2.25 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e120V continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eFlexbus Current\u003c\/td\u003e\n\u003ctd\u003e80 mA @ 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSurge Current\u003c\/td\u003e\n\u003ctd\u003e7 A for 40 ms, repeatable every 8 s\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSignal Delay (ON\/OFF)\u003c\/td\u003e\n\u003ctd\u003eMax 1\/2 cycle\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e4.1 W @ 0.5 A; 6.3 W @ 0.75 A and 1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e14.0 BTU\/hr @ 0.5 A; 21.2 BTU\/hr @ 0.75 A; 21.4 BTU\/hr @ 1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.15 kg (0.33 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e10612598137845\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCurrent Derating by Temperature\u003c\/h3\u003e\n\u003ctable\u003e\n    \u003ctr\u003e\n\u003ctd\u003e55°C\u003c\/td\u003e\n\u003ctd\u003e500 mA per output\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e35°C\u003c\/td\u003e\n\u003ctd\u003e750 mA per output\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e30°C\u003c\/td\u003e\n\u003ctd\u003e500 mA on 4 outputs; 1 A on 4 non-adjacent outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCompatible Terminal Base Units\u003c\/h3\u003e\n\u003cp\u003e1794-TBNK, 1794-TBKD, 1794-TB3K, 1794-TBNFK, 1794-TB3SK, 1794-TBNF, 1794-TB3, 1794-TB2, 1794-TB3S, and 1794-TBN. Auxiliary terminal strips are required when using the 1794-TBN base unit.\u003c\/p\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp\u003eInstall directly on compatible Flex I\/O terminal base units. Use auxiliary terminal strips when mounting on the 1794-TBN base. Observe current derating based on ambient temperature: 500 mA per output at 55°C, 750 mA at 35°C. Verify off-state leakage does not affect connected loads. Ensure proper grounding per Allen-Bradley wiring guidelines. Suitable for non-hazardous and Class 1 Division 2 environments.\u003c\/p\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eIntegrated diagnostics identify faults in field devices, wiring, and power supply, reducing commissioning and troubleshooting time. 8 outputs in a single Flex I\/O module maximize channel density. High 4.0 A module rating handles demanding AC loads directly. Surge current capability of 7 A supports inductive load switching. Wide 85-132V AC range accommodates supply variations. Modular Flex I\/O design enables flexible system expansion.\u003c\/p\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1:\u003c\/strong\u003e How many outputs does this module provide?\u003cbr\u003e\u003cstrong\u003eA1:\u003c\/strong\u003e 8 non-isolated AC outputs in a single group.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2:\u003c\/strong\u003e What is the output voltage range?\u003cbr\u003e\u003cstrong\u003eA2:\u003c\/strong\u003e 85-132V AC, with a nominal rating of 120V AC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3:\u003c\/strong\u003e What is the current rating at different temperatures?\u003cbr\u003e\u003cstrong\u003eA3:\u003c\/strong\u003e 500 mA per output at 55°C, 750 mA per output at 35°C, and 1 A on 4 non-adjacent outputs at 30°C.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":67688878243972,"sku":"1794-OA8","price":105.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/1794-OA8.jpg?v=1792230916","url":"https:\/\/www.etowonauto.com\/de\/products\/allen-bradley-1794-oa8-flex-i-o-ac-output-module","provider":"Etowon Auto","version":"1.0","type":"link"}