{"product_id":"allen-bradley-1769-ob8-compactlogix-dc-output-module","title":"Allen Bradley 1769-OB8 CompactLogix DC Output Module","description":"\u003ch2\u003eAllen Bradley 1769-OB8 CompactLogix DC Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for 24 VDC digital signal execution in CompactLogix I\/O systems, the \u003cstrong\u003eAllen Bradley 1769-OB8\u003c\/strong\u003e (\u003cstrong\u003e1769-OB8\u003c\/strong\u003e DC Output Module) provides direct physical switching control for field devices through transistor-based outputs. This module contains 8 DC output channels and supports high-current output operation within Allen-Bradley CompactLogix platforms.\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-OB8\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\u003eProduct Series\u003c\/td\u003e\n\u003ctd\u003eCompactLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eDC Digital Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e8 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eDigital DC Source Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Class\u003c\/td\u003e\n\u003ctd\u003eHigh Current Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries Compatibility\u003c\/td\u003e\n\u003ctd\u003eSeries A and B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.65 kg (1.44 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Size\u003c\/td\u003e\n\u003ctd\u003e22-16 AWG stranded wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003ePanel Mount or DIN Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Terminal Block\u003c\/td\u003e\n\u003ctd\u003e1769-RTBN18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Door\u003c\/td\u003e\n\u003ctd\u003e1769-RD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration Method\u003c\/td\u003e\n\u003ctd\u003eI\/O Memory Mapping\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 I\/O Architecture\u003c\/h3\u003e\n\u003cp\u003eThe 1769-OB8 operates as a CompactLogix expansion I\/O module and communicates through the controller backplane bus. Therefore, the module exchanges output data through the configured I\/O memory mapping structure.\u003c\/p\u003e\n\u003cp\u003eThe CompactLogix architecture supports I\/O density scaling by allowing multiple local and expansion modules within the controller system. In addition, firmware compatibility and controller configuration determine the supported module integration parameters.\u003c\/p\u003e\n\u003cp\u003eThe module executes transistor output switching commands according to controller logic instructions. Consequently, field wiring receives discrete DC control signals through the 8 output points.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What output signals does the 1769-OB8 generate?\u003cbr\u003eA: The 1769-OB8 provides 8 digital DC output channels with 24 VDC operating voltage for controlling external field devices.\u003c\/p\u003e\n\u003cp\u003eQ: Can the terminal block and door assembly be replaced on the 1769-OB8?\u003cbr\u003eA: Yes. The terminal block can be replaced with the 1769-RTBN18, and the removable door can be replaced with the 1769-RD assembly.\u003c\/p\u003e\n\u003cp\u003eQ: How is the 1769-OB8 configured in a CompactLogix controller system?\u003cbr\u003eA: The module uses I\/O memory mapping for output data exchange between the controller and the physical output channels.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 1769-OB8 on a suitable DIN rail or panel mounting surface according to the CompactLogix installation requirements.\u003c\/p\u003e\n\u003cp\u003eUse stranded wire within the specified 22-16 AWG range for terminal connections. Route DC output wiring separately from high-voltage power cables to reduce electrical interference.\u003c\/p\u003e\n\u003cp\u003eConnect field device wiring with correct polarity because the module operates as a DC source output device. Maintain proper grounding practices for the control cabinet and ensure the shield termination follows the plant grounding standard.\u003c\/p\u003e\n\u003cp\u003eBefore replacing the terminal block or door assembly, remove power from the module and verify that no active field voltage remains on the wiring terminals.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":44591349596248,"sku":"1769-OB8","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/1769-OB8-3_1200x1200_08ab9831-bbb6-4574-900b-9355289334a0.jpg?v=1786606933","url":"https:\/\/www.industriaxplc.com\/id\/products\/allen-bradley-1769-ob8-compactlogix-dc-output-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}