{"product_id":"allen-bradley-1756-ob16i-controllogix-isolated-dc-output-module","title":"Allen-Bradley 1756-OB16I ControlLogix Isolated DC Output Module","description":"\u003ch2\u003eAllen-Bradley 1756-OB16I ControlLogix Isolated DC Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-OB16I\/A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-OB16I\u003c\/strong\u003e Isolated DC Output Module, operates as a dedicated hardware component for isolated discrete DC signal switching within ControlLogix chassis platforms. It provides 16 sourcing outputs with channel-to-channel electrical isolation.\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-OB16I\/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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eIsolated DC Digital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Line\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Configuration\u003c\/td\u003e\n\u003ctd\u003e16 point sourcing outputs\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 per Point\u003c\/td\u003e\n\u003ctd\u003e2 A maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Module Current\u003c\/td\u003e\n\u003ctd\u003e16 A maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V continuous channel-to-channel isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostics\u003c\/td\u003e\n\u003ctd\u003eBasic output status monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Communication\u003c\/td\u003e\n\u003ctd\u003eControlLogix chassis backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eRack mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\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\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eControlLogix Isolated Output Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1756-OB16I\/A uses isolated output channels to separate field-side DC switching circuits and reduce interaction between individual loads. The module supports ControlLogix I\/O density scaling through chassis-based installation and communicates output data through the controller backplane.\u003c\/p\u003e\n\u003cp\u003eFor Allen-Bradley industrial control systems, the module operates with EtherNet\/IP based ControlLogix architectures through the controller communication layer. Firmware flash compatibility and Studio 5000 Logix Designer configuration support allow integration with existing ControlLogix projects.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: What is the output configuration of the 1756-OB16I\/A module?\u003cbr\u003eA: The module provides 16 isolated sourcing DC outputs with a 10-30 VDC operating range.\u003c\/p\u003e\n\u003cp\u003eQ: What isolation function does the module provide?\u003cbr\u003eA: The module provides 50 V continuous channel-to-channel isolation between output circuits.\u003c\/p\u003e\n\u003cp\u003eQ: Can the module be configured as a sinking output module?\u003cbr\u003eA: No. The 1756-OB16I\/A is designed for sourcing output operation only.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the module in a compatible ControlLogix chassis and verify the terminal block connection before applying field power. Confirm that connected loads match the DC voltage range and output current limits.\u003c\/p\u003e\n\u003cp\u003eSeparate output wiring from high-voltage and high-noise conductors where required. Maintain proper cabinet grounding practices and verify cable shielding termination according to site electrical standards. Check terminal connections and module seating during commissioning and maintenance operations.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43618079604826,"sku":"1756-OB16I\/A","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1756-OB16IS.jpg?v=1782457332","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1756-ob16i-controllogix-isolated-dc-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}