{"product_id":"allen-bradley-1756-of8i-a-controllogix-isolated-analog-output-module","title":"Allen-Bradley 1756-OF8I\/A ControlLogix Isolated Analog Output Module","description":"\u003ch2\u003eAllen-Bradley 1756-OF8I\/A ControlLogix Isolated Analog Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-OF8I\/A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-OF8I\u003c\/strong\u003e Isolated Analog Output Module, operates as a dedicated hardware component for isolated analog signal generation within ControlLogix I\/O platforms. The module provides eight individually isolated current and voltage output channels with configurable signal ranges and analog conversion functions.\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\u003e1756-OF8I\/A\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.50 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e6.5 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eIsolated Analog Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eControlLogix Bulletin 1756 I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8 current\/voltage outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eSingle-ended isolated current or voltage output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Output Range\u003c\/td\u003e\n\u003ctd\u003e-10 VDC to +10 VDC, 0-5 VDC, 0-10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Output Range\u003c\/td\u003e\n\u003ctd\u003e0-20 mA, 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e15-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eChannel-to-channel isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Draw at 24 VDC\u003c\/td\u003e\n\u003ctd\u003e400 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eOn-board alarming and engineering unit scaling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eUp to 95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Resistance\u003c\/td\u003e\n\u003ctd\u003e2 m\/s2, 500 Hz maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL, CE, CSA, ATEX, IECEx, KC, FM, C-Tick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eControlLogix Analog Signal Isolation and Communication\u003c\/h3\u003e\n\u003cp\u003eThe 1756-OF8I\/A operates within the ControlLogix architecture using backplane bus communication for controller-to-module data exchange. The module provides individually isolated analog output channels to separate field signal paths and reduce channel interaction during analog control operations.\u003c\/p\u003e\n\u003cp\u003eThe module supports I\/O density scaling within ControlLogix chassis configurations and firmware flash compatibility within the ControlLogix module management environment. Configurable current and voltage output ranges allow integration with analog field devices requiring isolated control signals, including actuators, drives, and instrumentation interfaces.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What output signal types are supported by the 1756-OF8I\/A?\u003cbr\u003eA: The module supports isolated current outputs of 0-20 mA and 4-20 mA, along with voltage outputs of -10 VDC to +10 VDC, 0-5 VDC, and 0-10 VDC.\u003c\/p\u003e\n\u003cp\u003eQ: How many isolated analog channels are available on this module?\u003cbr\u003eA: The 1756-OF8I\/A provides eight individually isolated analog output channels.\u003c\/p\u003e\n\u003cp\u003eQ: What diagnostic functions are included in the module?\u003cbr\u003eA: The module provides on-board alarming and scaling functions for engineering unit configuration and analog output monitoring.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1756-OF8I\/A module into a compatible ControlLogix chassis slot and verify proper backplane connection before applying system power. Configure each output channel according to the connected field device signal requirements.\u003c\/p\u003e\n\u003cp\u003eUse shielded instrumentation wiring where required by the installation environment. Route analog signal cables separately from high-voltage power wiring and high-frequency switching conductors. Apply shield grounding according to the plant electrical standard. Verify channel isolation requirements, wiring polarity, and scaling parameters before commissioning connected devices.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43623551959130,"sku":"1756-OF8I\/A","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-OF8.jpg?v=1778126347","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-of8i-a-controllogix-isolated-analog-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}