{"product_id":"allen-bradley-1769-ob32-a-compact-i-o-digital-output-module","title":"Allen-Bradley 1769-OB32\/A Compact I\/O Digital Output Module","description":"\u003ch2\u003eAllen-Bradley 1769-OB32\/A Compact I\/O Digital Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1769-OB32\/A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1769-OB32\u003c\/strong\u003e Digital Output Module, operates as a dedicated hardware component for 24 VDC discrete signal switching within CompactLogix 1769-series control systems. The module provides 32 sourcing output channels through the 1769 backplane bus for direct field device actuation.\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\u003e1769-OB32\/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 Series\u003c\/td\u003e\n\u003ctd\u003eCompact I\/O 1769 Series\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\u003e0.75 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e1.5 slot width Compact I\/O module\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\u003e4.5 W maximum heat dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDigital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e32 sourcing outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Groups\u003c\/td\u003e\n\u003ctd\u003e2 groups of 16 outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Category\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e20.4-26.4 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current per Point\u003c\/td\u003e\n\u003ctd\u003e0.5 A\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\u003eMinimum On-State Current\u003c\/td\u003e\n\u003ctd\u003e1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Delay On\u003c\/td\u003e\n\u003ctd\u003e0.1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Delay Off\u003c\/td\u003e\n\u003ctd\u003e1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e75 V continuous, tested at 1500 VAC for 1 sec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n\u003ctd\u003e300 mA at 5.1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Options\u003c\/td\u003e\n\u003ctd\u003ePanel mounting and DIN rail mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEtherNet\/IP and CompactLogix Control Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1769-OB32\/A uses the Compact I\/O 1769 backplane communication structure for controller data exchange and module power distribution. The module supports I\/O density scaling by providing 32 discrete output points within a single Compact I\/O slot.\u003c\/p\u003e\n\u003cp\u003eThe sourcing output design switches positive DC voltage to connected field devices such as solenoids, relays, indicators, and DC actuators. Output diagnostics provide channel status monitoring within supported CompactLogix controller environments.\u003c\/p\u003e\n\u003ch3\u003eFirmware and Industrial Control Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 1769-OB32\/A is designed for CompactLogix PLC architectures requiring high-density discrete output control. Firmware flash compatibility is managed through the connected controller platform and supported programming software.\u003c\/p\u003e\n\u003cp\u003eThe 1769 backplane bus communication velocity supports deterministic I\/O data exchange between controller and expansion modules. The module configuration allows integration into industrial control systems using I\/O density scaling requirements.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 1769-OB32\/A support isolated output channels?\u003cbr\u003eA: The module provides grouped sourcing outputs with two groups of 16 channels. Output isolation characteristics apply according to the module electrical design specification.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum output switching capability of each channel?\u003cbr\u003eA: Each output point supports up to 0.5 A current capacity at 24 VDC operating conditions.\u003c\/p\u003e\n\u003cp\u003eQ: Can the module be installed while the system is powered?\u003cbr\u003eA: The module is not designed for standard hot-swap operation. Power should be removed and installation procedures followed before module replacement or wiring changes.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1769-OB32\/A module on a compatible DIN rail or panel mounting surface with correct mechanical alignment to the Compact I\/O system. Verify backplane connection integrity before applying system power.\u003c\/p\u003e\n\u003cp\u003eUse appropriately rated DC wiring for output loads and separate low-level signal wiring from high-current switching conductors. Connect field device wiring according to sourcing output polarity requirements.\u003c\/p\u003e\n\u003cp\u003eMaintain proper grounding practices for the control panel and cable shielding where required by the installation environment. Confirm output voltage levels and load current requirements before connecting external actuators.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43665141334106,"sku":"1769-OB32\/A","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1769-OB32A2.jpg?v=1784183091","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1769-ob32-a-compact-i-o-digital-output-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}