{"product_id":"allen-bradley-1771-ofe1-plc-5-analog-output-module","title":"Allen-Bradley 1771-OFE1 PLC-5 Analog Output Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-OFE1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a four-channel analog voltage output module designed for the PLC-5 and 1771 I\/O platform. It provides precision analog signal generation for process control applications requiring stable voltage outputs with electrical isolation between channels.\u003c\/p\u003e\n\u003cp\u003eEach output channel is individually isolated at 1000V, improving noise immunity and signal integrity in electrically demanding environments. The module supports multiple selectable output ranges, including 0–10 VDC, ±10 VDC, and +1 to +5 VDC, allowing flexible integration with a wide range of analog field devices.\u003c\/p\u003e\n\u003cp\u003eInstalled in a standard 1771 chassis, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-OFE1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoccupies a single slot and communicates directly through the PLC backplane. It uses 12-bit resolution conversion to ensure consistent and accurate analog output performance. The module is commonly deployed in legacy PLC-5 systems where precise voltage control is required for actuators, drives, and instrumentation.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003ePLC-5 \/ 1771 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1771-OFE1\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAnalog Voltage Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e4 Independent Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Isolation\u003c\/td\u003e\n\u003ctd\u003e1000V Differential Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal Types\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Ranges\u003c\/td\u003e\n\u003ctd\u003e0–10 VDC, ±10 VDC, +1–5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Output\u003c\/td\u003e\n\u003ctd\u003e±10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Format\u003c\/td\u003e\n\u003ctd\u003eBCD \/ Natural Binary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConversion Settling Time\u003c\/td\u003e\n\u003ctd\u003e0.8 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Scan Time\u003c\/td\u003e\n\u003ctd\u003e8 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.1% Full Scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd\u003e1.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e7.9 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e26.9 BTU\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Requirement\u003c\/td\u003e\n\u003ctd\u003eNot Required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Arm\u003c\/td\u003e\n\u003ctd\u003e1771-WH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Compatibility\u003c\/td\u003e\n\u003ctd\u003e1771 I\/O Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eRack Mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.57 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Functional Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eFour independently isolated analog voltage outputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports multiple selectable voltage output ranges\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh electrical isolation up to 1000V per channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e12-bit digital-to-analog conversion accuracy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFast signal settling for responsive control applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with PLC-5 1771 chassis systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle-slot installation design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStable output performance for process control loops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-OFE1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule is commonly used in:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eProcess control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial valve positioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMotor drive reference signal generation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChemical processing systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower plant instrumentation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater treatment control systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLegacy PLC-5 automation upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAnalog signal simulation and testing setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat output ranges does the 1771-OFE1 support?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module supports 0–10 VDC, ±10 VDC, and +1 to +5 VDC output ranges.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eAre the output channels isolated?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eYes. Each channel provides 1000V electrical isolation for improved signal integrity.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHow many channels are available?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1771-OFE1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides four independent analog output channels.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDoes the module require external power?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eNo. It operates using PLC backplane power only.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhat system is this module compatible with?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIt is designed for use with Allen-Bradley PLC-5 systems and 1771 I\/O chassis platforms.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43337169862746,"sku":"1771-OFE1","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1771-OFE12.jpg?v=1778297673","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1771-ofe1-plc-5-analog-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}