{"product_id":"1715-a2a-rockwell-automation-redundant-process-i-o-base","title":"1715-A2A Rockwell Automation Redundant Process I\/O Base","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1715-A2A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the structural and communication foundation for the Bulletin 1715 Redundant I\/O system. This adapter base unit facilitates dual redundant connections between field I\/O modules and Logix-based controllers, providing the hardware layer necessary for \"bumpless\" switchovers. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original in Factory Packing\u003c\/strong\u003e, engineered specifically for industries where a single point of failure could result in catastrophic process downtime.\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\u003eParameter\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\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBulletin 1715 Redundant I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDual Redundant Controller Links\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNominal Supply Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDIN Rail\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0°C to 60°C (32°F to 140°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40°C to 85°C (-40°F to 185°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRelative Humidity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5% to 95% (Non-condensing)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChannel-to-System Optical\/Galvanic Isolation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLifecycle Status\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eActive \/ Current Production\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\u003eZero-Downtime Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1715-A2A enables a truly redundant I\/O topology. It supports two adapter modules working in tandem, ensuring that if one communication path fails, the backup takes control instantly without interrupting the process signal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRugged Process Design:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBuilt for harsh environments like Oil \u0026amp; Gas refineries and Chemical plants, the 1715-A2A features specialized circuitry to withstand the electrical noise and thermal fluctuations typical of heavy industrial zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Hot-Swapping:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe base unit design allows maintenance teams to replace faulty adapter modules while the system remains under power (RIUP). This \"Hot-Swap\" capability ensures that repairs do not require a system-wide shutdown.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced Diagnostic Coverage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis base unit supports the advanced diagnostic capabilities of the 1715 series, feeding real-time health data of the redundant links back to the HMI. It detects cable breaks, module mismatches, and power irregularities immediately.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Expansion:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1715-A2A acts as the anchor for the redundant rack. It seamlessly integrates with 1715-A3IO expansion backplanes, allowing you to scale your high-availability I\/O count as your process requirements grow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1715-A2A include the adapter modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1715-A2A is the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBase Unit\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(the backplane\/mounting structure). You must purchase the 1715-ADPTR adapter modules separately to complete the redundant communication link.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this base unit with standard 1719 or 1734 POINT I\/O modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1715-A2A belongs exclusively to the Bulletin 1715 Redundant I\/O family. It features a unique physical and electronic keyed architecture that only accepts 1715 series modules to ensure fault-tolerant integrity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the 1715-A2A handle power redundancy?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe base unit supports dual 24V DC power inputs. This allows you to pull power from two separate power supplies, ensuring that the I\/O rack remains active even if one power source fails.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum distance for the redundant controller connections?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDistance depends on the communication adapter used (e.g., EtherNet\/IP). Typically, standard Ethernet distance limits (100 meters) apply, though you can extend this using fiber optic media converters for remote I\/O locations.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43353727729754,"sku":"1715-A2A","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/486_7efb7ddd-7550-45a8-8ede-87f7a366f13c.jpg?v=1778571835","url":"https:\/\/www.spareoil.com\/products\/1715-a2a-rockwell-automation-redundant-process-i-o-base","provider":"SpareOil Automation","version":"1.0","type":"link"}