{"product_id":"allen-bradley-1794-oe4-b-analog-output-module","title":"Allen-Bradley 1794-OE4\/B Analog Output Module","description":"\u003ch2\u003eAllen-Bradley 1794-OE4\/B Analog Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1794-OE4\/B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1794-OE4\u003c\/strong\u003e Analog Output Module, operates as a dedicated hardware component for converting controller data into field-level analog voltage and current signals within the FLEX I\/O system. The module provides four single-ended non-isolated output channels for actuator, valve, drive, and instrument control applications.\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-OE4\/B\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eMaximum 3.0 W at 31.2 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Output Module (FLEX I\/O)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e4 single-ended non-isolated channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Range\u003c\/td\u003e\n\u003ctd\u003e0 to 10 V DC, -10 to 10 V DC, 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\u003eData Format\u003c\/td\u003e\n\u003ctd\u003e16-bit 2's complement, left-justified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Rate\u003c\/td\u003e\n\u003ctd\u003e1.024 ms across all channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Requirement\u003c\/td\u003e\n\u003ctd\u003e24 V DC nominal, 10.5 to 31.2 V DC range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlexbus Current\u003c\/td\u003e\n\u003ctd\u003e20 mA at 5 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Output Load\u003c\/td\u003e\n\u003ctd\u003e2 kOhm minimum load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Output Load\u003c\/td\u003e\n\u003ctd\u003e15 to 750 Ohm at 24 V DC\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 Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 1794-OE4\/B is designed for distributed FLEX I\/O architectures where controller communication and output channel configuration are managed through the connected I\/O network. The module supports independent channel configuration through RSLogix 5000 and Studio 5000 programming environments.\u003c\/p\u003e\n\u003cp\u003eThe four-channel output structure provides I\/O density scaling within modular terminal base installations. Each channel can be configured for voltage or current output operation according to the connected field device requirements. Removal and Insertion Under Power (RIUP) capability permits module replacement without removing field wiring or interrupting backplane power.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 1794-OE4\/B be replaced while system power remains applied?\u003cbr\u003eA: Yes. The module supports Removal and Insertion Under Power (RIUP) when installed with compatible FLEX I\/O terminal bases.\u003c\/p\u003e\n\u003cp\u003eQ: Are the output channels electrically isolated from each other?\u003cbr\u003eA: No. The module provides four single-ended non-isolated analog output channels.\u003c\/p\u003e\n\u003cp\u003eQ: Which terminal bases are compatible with the module?\u003cbr\u003eA: Compatible terminal bases include 1794-TB3, 1794-TB3S, 1794-TB2, 1794-TB3T, 1794-TB3TS, and 1794-TBN.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module on a compatible FLEX I\/O terminal base according to the system installation manual. Verify terminal base seating and mechanical locking before applying power.\u003c\/p\u003e\n\u003cp\u003eRoute analog signal wiring separately from high-voltage power conductors and switching circuits to reduce electrical interference. Use appropriate shielded cable practices for analog field connections, with cable shields terminated according to the site grounding standard.\u003c\/p\u003e\n\u003cp\u003eConfirm that output wiring matches the configured voltage or current mode before connecting field devices. Check controller configuration, channel scaling, and field device input requirements before commissioning.\u003c\/p\u003e\n\u003cp\u003eMaintain suitable enclosure conditions within the specified operating temperature and humidity limits. Inspect module connections, terminal base contacts, and network communication status during installation and maintenance procedures.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43782601900122,"sku":"1794-OE4\/B","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1794-OE42.jpg?v=1778132949","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1794-oe4-b-analog-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}