{"product_id":"1794-ie4xoe2-industrial-automation-module-by-allen-bradley","title":"1794-IE4XOE2 Industrial Automation Module by Allen-Bradley","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1794-IE4XOE2 is a Flex I\/O combination analog module engineered for distributed I\/O architectures. It integrates four single-ended, non-isolated analog input channels and two single-ended, non-isolated analog output channels into one compact unit, reducing panel space and wiring complexity. This module supports current signals of 0-20 mA and 4-20 mA, as well as voltage signals of ±10 VDC and 0-10 VDC, providing flexibility across diverse industrial applications.\u003c\/p\u003e\u003cp\u003eWith a 12-bit unipolar and 11-bit plus sign bipolar input resolution, the 1794-IE4XOE2 delivers precise data acquisition. Its Pulse Width Modulation (PWM) conversion for outputs ensures stable analog control. Designed for DIN rail mounting, the module operates reliably in harsh environments, with a storage temperature range of –40…85 °C and vibration resistance of 5g @ 10 to 500 Hz.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eBelow are the key technical parameters for the Allen-Bradley 1794-IE4XOE2:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1794-IE4XOE2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFlex I\/O High-Density Analog Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e4 single-ended, non-isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Current Terminal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA (selectable 0-20 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Terminal\u003c\/td\u003e\n\u003ctd\u003e±10 V (selectable 0-10 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Resolution\u003c\/td\u003e\n\u003ctd\u003e12 bits unipolar \/ 11 bits plus sign bipolar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e2 single-ended, non-isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Terminal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA (selectable 0-20 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\u003eConversion Type\u003c\/td\u003e\n\u003ctd\u003ePulse Width Modulation (PWM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexBus Current\u003c\/td\u003e\n\u003ctd\u003e20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e10.2 BTU\/hr @ 31.2V DC max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Base\u003c\/td\u003e\n\u003ctd\u003e1794-TB2, -TB3, -TB3S, -TB3T, -TB3TS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e–40…85 °C (–40…185 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration\u003c\/td\u003e\n\u003ctd\u003e5g @ 10 to 500 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Shock\u003c\/td\u003e\n\u003ctd\u003e30 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eReal-World Applications\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1794-IE4XOE2 excels in process control, machine monitoring, and material handling systems. For instance, in a packaging line, it can acquire analog signals from pressure transmitters (4-20 mA) and temperature sensors (±10 V) while simultaneously driving proportional valve outputs. Its mixed I\/O capability simplifies wiring and reduces hardware costs.\u003c\/p\u003e\u003cp\u003eIn a water treatment facility, the module monitors flow and level inputs while controlling chemical dosing pumps. The 12-bit resolution ensures accurate measurement, and the PWM output conversion provides smooth actuator control. For legacy system upgrades, the 1794-IE4XOE2 integrates seamlessly into existing Flex I\/O racks, offering a cost-effective path to expand analog capacity.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup\u003c\/h2\u003e\u003cp\u003eMount the 1794-IE4XOE2 on a standard DIN rail using the appropriate terminal base (1794-TB2, -TB3, -TB3S, -TB3T, or -TB3TS). Ensure the terminal base is firmly locked into place and the module is seated correctly. Wire sizes depend on the terminal base selected; follow the terminal base manual for proper wire gauge and torque specifications.\u003c\/p\u003e\u003cp\u003eBefore powering up, verify the FlexBus connection and confirm that the module's current draw (20 mA) is within the system budget. Configure input and output ranges via the control program—no physical jumpers are required. For initial testing, use a signal simulator to validate each channel's scaling and polarity.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRegular inspection of the 1794-IE4XOE2 involves checking for loose terminal connections, dust accumulation, and signs of corrosion. The module's robust design—vibration rated at 5g and shock rated at 30 g—ensures longevity in demanding environments. Operating within the specified storage temperature range prevents thermal stress.\u003c\/p\u003e\u003cp\u003eTo minimize downtime, keep spare terminal bases and fuses on hand. Periodically verify calibration accuracy using a known reference signal; the module's input impedance (100 kΩ for voltage, 238 Ω for current) remains stable over time. With proper care, the 1794-IE4XOE2 delivers years of reliable service.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe 1794-IE4XOE2 is a member of the Flex I\/O family, compatible with Allen-Bradley controllers that support FlexBus backplane communication. It works with 1794 series terminal bases and can be integrated into distributed I\/O networks using adapters like ControlNet, DeviceNet, or EtherNet\/IP (depending on the adapter used). No additional configuration is required beyond standard I\/O mapping.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eWhen selecting the 1794-IE4XOE2, verify your system's FlexBus current capacity and available slot space. Ensure the terminal base model matches your wiring requirements. For applications requiring isolated channels, consider alternative modules; this unit is non-isolated.\u003c\/p\u003e\u003cp\u003ePLC Source PRO offers the Allen-Bradley 1794-IE4XOE2 with genuine parts and fast shipping. Our technical team can assist with compatibility questions. Contact us to place your order or request a quote.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44454063964259,"sku":"1794-IE4XOE2","price":210.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1794-ACN15_202_039e23d9-add7-4592-be02-0a38e26f2281.jpg?v=1786119196","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/1794-ie4xoe2-industrial-automation-module-by-allen-bradley","provider":"PLC Source PRO","version":"1.0","type":"link"}