{"product_id":"allen-bradley-1794-if4i-i-o-analog-input-module","title":"Allen Bradley 1794-IF4I I\/O Analog Input Module","description":"\u003ch1\u003e\u003cstrong\u003eAllen-Bradley 1794-IF4I Flex I\/O Analog Input Module\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-IF4I\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a FLEX I\/O isolated analog input module designed to provide reliable signal acquisition in industrial automation systems. It features four isolated analog input channels that can handle both current and voltage signals, offering flexibility and accuracy for a wide range of applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRockwell Automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAllen-Bradley\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number\/Catalog No.:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-IF4I\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Description:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFLEX I\/O Isolated Analog Input Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConversion Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSigma-Delta\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 isolated channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Signal Types:\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eCurrent: 0–20 mA, 4–20 mA, ±20 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVoltage: ±10 VDC, 0–10 VDC, ±5 VDC, 0–5 VDC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Resolution:\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e16 bits – unipolar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e15 bits + sign – bipolar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCurrent: 0.320 µA\/count unipolar, 0.640 µA\/count bipolar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVoltage: 0.156 mV\/count unipolar, 0.313 mV\/count bipolar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTerminal Base Units:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB2\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB3\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB3S\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB3T\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB3TS\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TBN\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExternal DC Supply (Nominal):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExternal DC Supply Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e19.0…31.2 VDC (including 5% AC ripple)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDIN Rail\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWire Size:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDetermined by installed terminal base\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0…55 °C (32…131 °F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e–40…85 °C (–40…185 °F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVibration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5g @ 10 to 500 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Shock:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e30g\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexBus Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e50 mA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIsolation Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e120 V Continuous\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2.0 W @ 31.2 VDC max.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e6.8 BTU\/hr @ 31.2 VDC max.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eApprox. 0.3 lb\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUPC:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10781180908634\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUNSPSC:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e32151602\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003cbr\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1794-IF4I\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFLEX I\/O module provides four differential-ended, isolated analog inputs with a built-in power and status indicator. It is compatible with several terminal base units, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TBT\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TBT3S\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB3\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TB3S\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TBNF\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-TBN\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWith a sigma-delta input conversion type, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1794-IF4I\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoffers a conversion rate of 2.5 to 7.5 milliseconds for all channels. It comes factory-calibrated but can be recalibrated when required. Its accuracy is rated at 0.1% full scale at 25 °C for both voltage and current inputs. Voltage input accuracy accounts for gain, repeatability, offset, and nonlinearity error terms.\u003c\/p\u003e\n\u003cp\u003eThe module operates with a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFlexBus current of 50 mA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFlexBus voltage of 5V DC\u003c\/strong\u003e, making it a dependable component for precise and efficient analog data acquisition in distributed control systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":50618080002344,"sku":"1794-IF4I","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/1794-OF4I1_56c68397-c7be-4aeb-ac8c-72a7a2432dbf.jpg?v=1757035045","url":"https:\/\/www.powerdcs.com\/products\/allen-bradley-1794-if4i-i-o-analog-input-module","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}