{"product_id":"allen-bradley-1794-ia8-flex-i-o-ac-digital-input-module","title":"Allen-Bradley 1794-IA8 Flex I\/O AC Digital Input Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe AB\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-IA8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an AC-powered Flex I\/O digital input module designed for industrial applications. It provides 8 non-isolated discrete inputs with a nominal voltage of 120V AC. The compact module supports DIN rail or panel mounting and features an IP20 environmental rating, ensuring durability in standard industrial environments.\u003c\/p\u003e\n\u003cp\u003eEngineered for reliability, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-IA8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoffers robust protection against voltage spikes and transient currents. Its low power dissipation and precise input measurement ensure consistent performance for discrete input monitoring. The module operates efficiently across a wide temperature range and withstands industrial vibration and shock conditions.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e8 non-isolated AC input channels for discrete signal monitoring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNominal voltage: 120V AC; nominal input current: 12 mA.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOn-State Voltage: 65–132V AC; Off-State Voltage: max 43V AC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDIN rail or panel mounting with IP20 protection rating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlexBus communication with 30 mA current at 5V DC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperates from –20°C to 55°C; non-operating –40°C to 85°C.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial vibration (5g) and shock (30g operating, 50g non-operating) resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1794-IA8\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlex I\/O AC Digital Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e8 Non-Isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Voltage\u003c\/td\u003e\n\u003ctd\u003e120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Current\u003c\/td\u003e\n\u003ctd\u003e12 mA @ 120V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Voltage\u003c\/td\u003e\n\u003ctd\u003e65–132V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Current\u003c\/td\u003e\n\u003ctd\u003e7.1–14.32 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage\u003c\/td\u003e\n\u003ctd\u003eMax 43V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current\u003c\/td\u003e\n\u003ctd\u003eMin 2.9 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e2150V DC for 1 second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexBus Current\u003c\/td\u003e\n\u003ctd\u003e30 mA @ 5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e4.5 W @ 132V AC Max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e15.3 BTU\/hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e–20°C to 55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNon-Operating Temperature\u003c\/td\u003e\n\u003ctd\u003e–40°C to 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5–95% (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3.7 x 2.7 x 3.7 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.88 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMonitoring AC discrete signals in industrial automation systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlex I\/O 1794 series distributed control setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProcess control and machine-level discrete input detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePanel or DIN rail mounted industrial systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Is the AB 1794-IA8 brand new?\u003c\/strong\u003e\u003cbr\u003eA1: Yes, all AB\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-IA8\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eunits are factory-new and original.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What is the voltage rating?\u003c\/strong\u003e\u003cbr\u003eA2: Nominal operating voltage is 120V AC, with on-state range 65–132V AC.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can it handle industrial vibration and shock?\u003c\/strong\u003e\u003cbr\u003eA3: Yes, it withstands 5g vibration and 30g\/50g operating\/non-operating shock.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: What mounting options are available?\u003c\/strong\u003e\u003cbr\u003eA4: The module supports DIN rail or panel mounting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ5: How fast can orders be shipped?\u003c\/strong\u003e\u003cbr\u003eA5: We ship within 3 days to 2 weeks depending on order size via DHL or similar.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ6: What is the return policy?\u003c\/strong\u003e\u003cbr\u003eA6: Returns are supported within 30 days for verified quality issues.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":50781539631400,"sku":"1794-IA8","price":356.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/1794-IA81.jpg?v=1759041365","url":"https:\/\/www.powerdcs.com\/products\/allen-bradley-1794-ia8-flex-i-o-ac-digital-input-module","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}