{"product_id":"allen-bradley-1715-tadob8de-1715-redundant-i-o-digital-output-duplex-termination-assembly","title":"Allen Bradley 1715-TADOB8DE 1715 Redundant I\/O Digital Output Duplex Termination Assembly","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1715-TADOB8DE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eprovides the critical physical interface for the 1715 Redundant I\/O platform. This Duplex Digital Output Termination Assembly facilitates the connection between field devices and two\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1715-OB8DE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodules, enabling fault-tolerant control architectures. It ensures continuous signal delivery to mission-critical actuators, valves, and indicators even during a module failure. We supply this component as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e, maintaining the high-integrity standards required for SIL-rated safety and high-availability systems.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1715-TADOB8DE\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTermination Assembly - Digital Output Duplex\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupported Modules\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2 x 1715-OB8DE (Redundant Pair)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 Watts Maximum\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWire Size Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18 to 16 AWG\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eScrew Torque\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 N-m (4.4 lb-in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNEMA IP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.44 lbs (0.20 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Availability Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe duplex design allows two 1715-OB8DE digital output modules to operate in parallel. This configuration eliminates single points of failure, ensuring the control system maintains command over field devices during hardware maintenance or unexpected module faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Field Wiring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe assembly utilizes a clear terminal layout that accepts 18 to 16 AWG wiring. This range accommodates standard industrial-grade conductors, providing robust mechanical connections that resist pull-out in high-vibration environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Efficiency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy limiting power dissipation to a maximum of 3 Watts, the 1715-TADOB8DE minimizes heat buildup within the I\/O chassis. This efficiency allows for higher packing density in control cabinets without compromising the lifespan of adjacent electronic components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecure Mechanical Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTightening the terminal screws to the specified\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 N-m torque\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eensures gas-tight connections. This precision prevents oxidation at the contact points, which often causes intermittent signal loss in corrosive industrial atmospheres.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 1715-TADOB8DE supplied as a new or used unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe offer this product exclusively as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e. It arrives in the original manufacturer’s packaging with all factory seals intact, guaranteeing it meets the rigorous reliability demands of redundant I\/O applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhich specific output modules does this termination assembly support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis assembly specifically supports the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1715-OB8DE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edigital output modules. It provides the necessary backplane routing to link two of these modules into a single redundant output pair.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the IP20 rating impact installation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe IP20 rating provides protection against finger contact and solid objects larger than 12mm. However, you must install the assembly within a secondary enclosure (such as a NEMA 4 or IP66 rated cabinet) if the environment contains moisture, dust, or conductive contaminants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDo I need special tools for the terminal connections?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStandard industrial screwdrivers suffice; however, we strongly recommend using a calibrated torque driver set to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 N-m\u003c\/strong\u003e. Proper torque prevents over-tightening—which damages the terminal block—and under-tightening—which leads to high-resistance connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53380126441656,"sku":"1715-TADOB8DE","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1715-TADOBA8DE__1.jpg?v=1776845034","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1715-tadob8de-1715-redundant-i-o-digital-output-duplex-termination-assembly","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}