{"product_id":"1756-ob16ief-allen-bradley-controllogix-series-fast-isolated-output-module","title":"1756-OB16IEF Allen-Bradley ControlLogix Series Fast Isolated Output Module","description":"\u003cp\u003eConfigured for high-speed DC switching and isolated output control in ControlLogix systems, the \u003cstrong\u003eAllen-Bradley 1756-OB16IEF\u003c\/strong\u003e (\u003cstrong\u003e1756-OB16IEF\u003c\/strong\u003e Digital DC Output Module) provides direct electrical execution for discrete actuator signals and PWM output applications.\u003c\/p\u003e\n\u003ch3\u003eModel Identification \u0026amp; Module Configuration\u003c\/h3\u003e\n\u003cp\u003eThe 1756-OB16IEF is a ControlLogix DC digital output module featuring 16 isolated output points. The module supports 10-30 VDC field outputs with 1 A output capability and provides fast output response for peer-to-peer output control and pulse width modulation (PWM) applications.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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-OB16IEF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Model\u003c\/td\u003e\n\u003ctd\u003e1756-OB16IEF\/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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e3.8 x 14.6 x 14.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10-30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e1 A per output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eFast Isolated DC Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Function\u003c\/td\u003e\n\u003ctd\u003ePeer-to-peer output with PWM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Platform\u003c\/td\u003e\n\u003ctd\u003eControlLogix Backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and ControlLogix I\/O Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1756-OB16IEF operates as a ControlLogix chassis-based output module and exchanges output command data through the controller backplane communication structure. The module supports I\/O density scaling within ControlLogix systems where multiple output modules can be combined for distributed actuator control.\u003c\/p\u003e\n\u003cp\u003eThe module is designed for deterministic industrial control networks using ControlLogix communication architecture. Firmware flash compatibility and controller revision matching must be verified before integration into existing automation systems.\u003c\/p\u003e\n\u003ch3\u003eFast Isolated Output Technology\u003c\/h3\u003e\n\u003cp\u003eThe 1756-OB16IEF provides electrically isolated output channels for switching external DC loads. Channel isolation reduces the influence of field-side electrical disturbances between individual output circuits.\u003c\/p\u003e\n\u003cp\u003eThe fast output capability supports applications requiring rapid switching response, including PWM-based control signals and peer-to-peer output execution. Proper load characteristics, wiring practices, and external protection components must be considered during system design.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 1756-OB16IEF ControlLogix Fast Isolated Output Module\u003c\/li\u003e\n\u003cli\u003e1 x Module identification label\u003c\/li\u003e\n\u003cli\u003e1 x Terminal block interface compatibility\u003c\/li\u003e\n\u003cli\u003e1 x Installation documentation package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003ch4\u003eModule Mounting\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module in a compatible ControlLogix chassis slot.\u003c\/li\u003e\n\u003cli\u003eConfirm chassis power status before module insertion or removal.\u003c\/li\u003e\n\u003cli\u003eVerify module position and configuration settings in the controller project.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eField Wiring\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eConnect DC output loads according to the module wiring specification.\u003c\/li\u003e\n\u003cli\u003eKeep output wiring separated from high-voltage AC conductors.\u003c\/li\u003e\n\u003cli\u003eApply appropriate grounding and shielding methods in electrically noisy environments.\u003c\/li\u003e\n\u003cli\u003eInstall external suppression components when required by connected loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCommissioning Checks\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eVerify output channel assignment before energizing connected equipment.\u003c\/li\u003e\n\u003cli\u003eConfirm controller firmware compatibility with the installed module revision.\u003c\/li\u003e\n\u003cli\u003eMonitor diagnostic status indicators during initial operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of signals does the 1756-OB16IEF output?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module provides digital DC output signals with 10-30 VDC operating range for controlling external field devices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow many output channels are available?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1756-OB16IEF provides 16 isolated digital output points for ControlLogix applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module support PWM output operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module supports peer-to-peer output operation with PWM functionality for fast switching applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum output current rating?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach output channel is rated for 1 A output according to the provided module specifications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs channel isolation provided on this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module is designed as a fast isolated output module with separated output channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the module be installed while the chassis is powered?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHot-swap operation depends on the specific ControlLogix system configuration and approved maintenance procedures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat communication method is used by this output module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module communicates with the ControlLogix controller through the chassis backplane architecture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat should be checked before replacing this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eVerify module catalog number, firmware compatibility, controller configuration, and connected field wiring before replacement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066421137581,"sku":"1756-OB16IEF","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1756-ob16ief.jpg-0.jpg?v=1786454757","url":"https:\/\/www.maxwellplc.com\/products\/1756-ob16ief-allen-bradley-controllogix-series-fast-isolated-output-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}