{"product_id":"allen-bradley-1794-of4ixt-flex-xt-i-o-isolated-output-analog-module","title":"Allen-Bradley 1794-OF4IXT Flex XT I\/O Isolated Output Analog Module","description":"\u003ch2\u003eAllen-Bradley 1794-OF4IXT Flex XT I\/O Isolated Output Analog Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for isolated analog signal output execution in Flex I\/O 1794 systems, the \u003cstrong\u003eAllen-Bradley 1794-OF4IXT\u003c\/strong\u003e (\u003cstrong\u003e1794-OF4I\u003c\/strong\u003e Flex XT I\/O Isolated Output Analog Module) provides direct physical\/electrical execution. The module provides 4 isolated analog outputs with configurable current and voltage terminals, 15 bit resolution, and Sigma Delta conversion.\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-OF4IXT\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\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20\/70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e6.8 BTU\/hr at 31.2 VDC maximum output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eFlex I\/O 1794\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlex XT I\/O Isolated Output Analog Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e4 Isolated Outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e15 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Type\u003c\/td\u003e\n\u003ctd\u003eSigma Delta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUpdate Rate\u003c\/td\u003e\n\u003ctd\u003e2.5\/5.0\/7.5 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Load on Voltage Output\u003c\/td\u003e\n\u003ctd\u003e3 mA max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexBus Current\u003c\/td\u003e\n\u003ctd\u003e50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e120 V Continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Terminal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Terminal\u003c\/td\u003e\n\u003ctd\u003e+\/- 10 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eDIN Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Construction\u003c\/td\u003e\n\u003ctd\u003eOpen Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and Flex I\/O Backplane Integration\u003c\/h3\u003e\n\u003cp\u003eThe 1794-OF4IXT operates as a Flex I\/O analog output module within the Allen-Bradley 1794 platform. The module exchanges output data through the FlexBus interface and supports isolated current and voltage signal generation for connected field devices. The 50 mA FlexBus current specification defines the module backplane loading requirement within the I\/O assembly.\u003c\/p\u003e\n\u003cp\u003eThe Flex XT design supports extended temperature operation and maintains analog output processing through Sigma Delta conversion. Installation requires correct terminal assignment, signal shielding practices, and separation between analog wiring and high energy conductors to maintain signal integrity.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1794-OF4IXT provide electrical isolation between output channels and the system bus?\u003cbr\u003eA: The module provides isolated analog outputs with a specified 120 V continuous isolation voltage rating between the output interface and system electronics.\u003c\/p\u003e\n\u003cp\u003eQ: What analog output signals are supported by this module?\u003cbr\u003eA: The module supports 4-20 mA current output terminals and +\/- 10 V voltage output terminals.\u003c\/p\u003e\n\u003cp\u003eQ: What are the backplane current requirements for the module?\u003cbr\u003eA: The module requires 50 mA FlexBus current from the Flex I\/O system assembly.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module on a compatible DIN rail mounting system with correct Flex I\/O terminal base connections. Verify that field wiring matches the configured analog output type before applying power.\u003c\/p\u003e\n\u003cp\u003eUse shielded cable for low level analog signal connections where required by the installation environment. Connect cable shields according to the control system grounding design and avoid routing analog signal cables parallel to high voltage or high current wiring.\u003c\/p\u003e\n\u003cp\u003eConfirm terminal tightness, module seating, and FlexBus connection before system startup. Follow the applicable Allen-Bradley Flex I\/O installation documentation for enclosure, grounding, and environmental requirements.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43782698729562,"sku":"1794-OF4IXT","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1794-OF4IXT2.jpg?v=1785812944","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1794-of4ixt-flex-xt-i-o-isolated-output-analog-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}