{"product_id":"allen-bradley-1794-oe4xt-flex-i-o-extreme-environment-analog-output-module","title":"Allen-Bradley 1794-OE4XT FLEX I\/O Extreme Environment Analog Output Module","description":"\u003ch2\u003eAllen-Bradley 1794-OE4XT FLEX I\/O Extreme Environment Analog Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for digital-to-analog signal conversion in FLEX I\/O remote I\/O networks, the \u003cstrong\u003eAllen-Bradley 1794-OE4XT\u003c\/strong\u003e (\u003cstrong\u003e1794-OE4XT\u003c\/strong\u003e Analog Output Module) provides direct physical\/electrical execution through four configurable voltage or current output channels.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\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\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1794-OE4XT\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation FLEX I\/O Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to 70 deg C (-4 deg F to 158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMax 4.5 W at 31.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e4 single-ended non-isolated analog outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Ranges\u003c\/td\u003e\n\u003ctd\u003e0 to +10 V, +\/-10 V, 0 to 20 mA, 4 to 20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12-bit plus sign\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Rate\u003c\/td\u003e\n\u003ctd\u003e1.0 ms for all channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal DC Power\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal (10.5 VDC to 31.2 VDC including 5% AC ripple)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal DC Current\u003c\/td\u003e\n\u003ctd\u003e70 mA at 24 VDC excluding current output loop load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFLEXBus Current\u003c\/td\u003e\n\u003ctd\u003e20 mA at 5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003eMax 15.3 BTU\/hr at 31.2 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V continuous, tested at 850 VDC for 1 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Terminal Bases\u003c\/td\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\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN-Rail or Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet-IP Deterministic Network and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1794-OE4XT operates as a FLEX I\/O analog output component within distributed control architectures where PLC data is transferred through FLEXBus and remote I\/O communication interfaces. The module supports I\/O density scaling by providing four independently configurable analog output channels in a compact terminal base-mounted format.\u003c\/p\u003e\n\u003cp\u003eChannel configuration allows voltage and current output selection per channel, enabling connection to field devices including control valves, actuators, drives, and analog recorders. The XT hardware design supports operation across an extended temperature range for installations requiring increased environmental tolerance.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1794-OE4XT support removal and insertion under power?\u003cbr\u003eA: The module supports Removal and Insertion Under Power (RIUP) when installed in non-hazardous locations with compatible FLEX I\/O terminal bases.\u003c\/p\u003e\n\u003cp\u003eQ: What type of analog signals can the module generate?\u003cbr\u003eA: The module provides four single-ended non-isolated outputs configurable for voltage ranges of 0 to +10 V and +\/-10 V, and current ranges of 0 to 20 mA and 4 to 20 mA.\u003c\/p\u003e\n\u003cp\u003eQ: What is the FLEXBus current requirement of the module?\u003cbr\u003eA: The module requires 20 mA at 5 VDC from the FLEXBus supply.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1794-OE4XT on a compatible FLEX I\/O terminal base using DIN-Rail or panel mounting methods according to the system mechanical layout.\u003c\/p\u003e\n\u003cp\u003eUse shielded signal wiring for analog output connections where electrical noise conditions exist. Connect cable shields according to the plant grounding standard and avoid routing analog signal wiring parallel to high-current power conductors.\u003c\/p\u003e\n\u003cp\u003eVerify that external DC supply wiring matches the module power requirements before energizing the system. Confirm terminal base compatibility before module installation.\u003c\/p\u003e\n\u003cp\u003eFor current output applications, verify field loop wiring polarity and connected device input impedance. Maintain separation between analog output wiring and switching circuits to reduce electromagnetic interference.\u003c\/p\u003e\n\u003cp\u003eConfigure channel output type and scaling parameters in the controller software before placing the module into operational service.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43782648004698,"sku":"1794-OE4XT","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1794-OE4XT2.jpg?v=1785810765","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1794-oe4xt-flex-i-o-extreme-environment-analog-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}