{"product_id":"allen-bradley-1756-ow16i-a-controllogix-digital-relay-output-module","title":"Allen-Bradley 1756-OW16I\/A ControlLogix Digital Relay Output Module","description":"\u003ch2\u003eAllen-Bradley 1756-OW16I\/A ControlLogix Digital Relay Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for isolated AC and DC load switching in ControlLogix I\/O systems, the \u003cstrong\u003eAllen-Bradley 1756-OW16I\/A\u003c\/strong\u003e (\u003cstrong\u003e1756-OW16I\/A\u003c\/strong\u003e Digital Relay Output Module) provides direct physical\/electrical execution. The module provides 16 individually isolated mechanical relay outputs for field device control.\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-OW16I\/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\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eControlLogix Digital Relay Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eBulletin 1756 ControlLogix I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eMechanical relay contact output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16 relay outputs\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\u003eDC Voltage Range\u003c\/td\u003e\n\u003ctd\u003e5-125 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Voltage Range\u003c\/td\u003e\n\u003ctd\u003e5-240 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Current per Output\u003c\/td\u003e\n\u003ctd\u003e2 A AC\/DC resistive load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003e36-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eField-side diagnostics and fault detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eOpen-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control Relay Isolation and Switching Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 1756-OW16I\/A provides relay-based output switching with individually isolated channels for separation between field circuits. The module supports both AC and DC loads through mechanical relay contacts, allowing connection to external actuators, contactors, solenoids, and indicators.\u003c\/p\u003e\n\u003cp\u003eWithin the ControlLogix platform, the module supports I\/O density scaling through the chassis backplane architecture. Backplane bus communication manages output command transfer between the controller and field interface, while firmware compatibility maintains integration with supported ControlLogix hardware configurations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What type of loads can the 1756-OW16I\/A switch?\u003cbr\u003eA: The module switches AC or DC field loads through mechanical relay contacts within the specified voltage and current ranges.\u003c\/p\u003e\n\u003cp\u003eQ: Are the output channels electrically isolated from each other?\u003cbr\u003eA: Yes. The module provides individually isolated relay output channels for separating field circuits.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module provide field diagnostics?\u003cbr\u003eA: The module provides field-side diagnostics and fault detection functions for monitoring output conditions.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module in a compatible ControlLogix chassis and verify the relay contact wiring before applying field power. Confirm that connected loads remain within the relay voltage and current ratings.\u003c\/p\u003e\n\u003cp\u003eSeparate relay output wiring from high-voltage transient sources where possible. Use appropriate cabinet grounding practices and route signal wiring according to industrial control panel standards. Verify terminal connections, contact configuration, and load characteristics before commissioning.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43623941013594,"sku":"1756-OW16I\/A","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-OW16I1.jpg?v=1778132305","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-ow16i-a-controllogix-digital-relay-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}