{"product_id":"1794-if4ixt-allen-bradley-isolated-analog-input-module","title":"1794‑IF4IXT | Allen Bradley | Isolated Analog Input Module","description":"\u003ch2\u003eAllen‑Bradley 1794‑IF4IXT Isolated Analog Input Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen‑Bradley 1794‑IF4IXT\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1794‑IF4IXT\u003c\/strong\u003e analog input module, operates as a dedicated isolated 4‑channel acquisition device for voltage and current signals within FLEX XT distributed I\/O assemblies.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003e1794‑IF4IXT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAllen‑Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e2kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e45.7 mm × 94.0 mm × 53.3 mm (1.8 in × 3.7 in × 2.1 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temp\u003c\/th\u003e\n\u003ctd\u003e-20 deg C to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Temp\u003c\/th\u003e\n\u003ctd\u003e-40 deg C to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Consumption\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of Inputs\u003c\/th\u003e\n\u003ctd\u003e4 isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Types\u003c\/th\u003e\n\u003ctd\u003eSingle‑ended or differential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage Ranges\u003c\/th\u003e\n\u003ctd\u003e±10 V, 0–10 V, 0–5 V, ±5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent Ranges\u003c\/th\u003e\n\u003ctd\u003e4–20 mA, 0–20 mA, ±20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eResolution\u003c\/th\u003e\n\u003ctd\u003e16‑bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConversion Type\u003c\/th\u003e\n\u003ctd\u003eSigma‑Delta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eData Format\u003c\/th\u003e\n\u003ctd\u003e2’s complement, 2’s complement % binary, offset binary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel Update Rate\u003c\/th\u003e\n\u003ctd\u003e2.5 ms, 5.0 ms, or 7.5 ms (all channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput Impedance\u003c\/th\u003e\n\u003ctd\u003e200 kΩ (voltage), 250 Ω (current)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIsolation Voltage\u003c\/th\u003e\n\u003ctd\u003e1500 VAC channel‑to‑channel and channel‑to‑system\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSmart Protocol\u003c\/th\u003e\n\u003ctd\u003eHART capable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEnclosure\u003c\/th\u003e\n\u003ctd\u003eOpen‑style, no rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTerminal Base Compatibility\u003c\/th\u003e\n\u003ctd\u003e1794‑TB2, 1794‑TB3, 1794‑TB3S, 1794‑TB3T, 1794‑TB3TS, 1794‑TBN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eUL, c‑UL, CE, ATEX, IECEx, C‑TICK, Marine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eWithin FLEX XT architectures, the 1794‑IF4IXT participates in deterministic backplane bus communication governed by the FlexBus interface. Its isolated 4‑channel design supports I\/O density scaling without introducing cross‑channel propagation or timing drift. The sigma‑delta conversion engine maintains consistent update intervals across mixed voltage and current ranges, while firmware flash compatibility ensures stable operation under extended temperature conditions typical of XT‑rated modules.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 1794‑IF4IXT be hot‑swapped in a powered FLEX XT assembly? A: Yes. FLEX XT supports module insertion\/removal under power, though analog update scheduling may briefly re‑establish.\u003c\/p\u003e\n\u003cp\u003eQ: Does HART capability require special terminal bases? A: No. HART signaling is supported through standard compatible terminal bases listed in the specifications.\u003c\/p\u003e\n\u003cp\u003eQ: Does isolation affect conversion timing? A: No. Isolation is hardware‑based and does not alter sigma‑delta conversion intervals.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintain correct torque on terminal screws to prevent conductor movement under vibration.\u003c\/li\u003e\n\u003cli\u003eRoute analog wiring separately from high‑energy conductors to reduce induced noise.\u003c\/li\u003e\n\u003cli\u003eEnsure shield grounding is bonded at a single point to avoid circulating currents.\u003c\/li\u003e\n\u003cli\u003eVerify proper seating on the FLEX XT terminal base before energizing.\u003c\/li\u003e\n\u003cli\u003eAvoid sharp bends in analog cabling to preserve impedance and signal integrity.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44125903913034,"sku":"1794‑IF4IXT","price":500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8569\/3770\/files\/1794-IE12_1.jpg?v=1768291528","url":"https:\/\/www.topbrandsplc.com\/products\/1794-if4ixt-allen-bradley-isolated-analog-input-module","provider":"Topbrands PLC Limited","version":"1.0","type":"link"}