{"product_id":"dc551-cs31-d2-abb-distributed-i-o-interface-s500-series","title":"DC551-CS31 D2 ABB Distributed I\/O Interface S500 Series","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe ABB DC551-CS31 D2 (Product ID: 1SAP220500R0001) functions as a high-density CS31 slave interface module within the ABB S500 automation platform. This module expands system capabilities by providing 8 dedicated digital inputs and 16 highly flexible, configurable DI\/DO channels, all operating on a standard 24 VDC supply. It serves as a decentralized I\/O hub, allowing engineers to acquire signals and control actuators at the machine level while communicating back to the central PLC via the CS31 fieldbus. We supply this unit as 100% brand new and original, ensuring full compatibility with S500 series decentralized automation architectures.\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\u003eDetails\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\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDC551-CS31 D2\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProduct ID\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1SAP220500R0001\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eS500\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\u003eCS31 Slave Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDigital Inputs\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 Channels (24 VDC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConfigurable I\/O\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 Channels (DI or DO at 0.5 A)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Output\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 A per channel (Max)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard DIN Rail (35 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtection Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (W x H x D)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e67.5 mm x 76 mm x 62 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.12 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCE, UL, RoHS\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\u003cp\u003eThe DC551-CS31 D2 optimizes cabinet space and signal processing in modern automation environments:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHybrid I\/O Flexibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 16 configurable channels allow engineers to define each point as either an input or an output. This versatility eliminates the need to purchase separate modules for differing signal counts, drastically reducing spare parts inventory and hardware costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Overload Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module incorporates built-in protection against electrical overloads. This safeguard prevents internal circuitry damage during field-side short circuits, maintaining system uptime in rigorous manufacturing zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStreamlined Fieldbus Connectivity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy utilizing the CS31 protocol, the DC551-CS31 D2 facilitates long-distance distributed I\/O configurations. It reduces wiring complexity by centralizing field signals into a single bus connection back to the master controller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eUltra-Compact DIN Rail Footprint:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a width of only 67.5 mm, this module enables high-density I\/O clusters in shallow control panels. Its lightweight construction simplifies mounting and ensures stability in high-vibration environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStable Performance at Altitude:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUnlike standard commercial electronics, ABB rates this interface for operation at altitudes up to 2000 meters. This makes it an ideal choice for energy systems and process plants located in mountainous regions.\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\u003eWhat is the maximum current capacity for the configurable output channels?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEach configurable output channel supports a maximum load of 0.5 A at 24 VDC, making it suitable for driving solenoid valves, contactors, and industrial indicator lamps.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix inputs and outputs on the 16 configurable channels?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. You can configure each of the 16 channels independently to match your specific field requirements, providing maximum flexibility for diverse signal acquisition tasks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the DC551-CS31 D2 compatible with all S500 CPUs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis module operates as a CS31 slave. It integrates seamlessly with any ABB master controller or CPU that supports the CS31 fieldbus protocol, such as those found in the AC500 or legacy S500 ranges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do you ensure the module is 100% original?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe supply the DC551-CS31 D2 in its original, factory-sealed ABB packaging with a 12-month warranty. Every unit carries a unique ABB serial number and Product ID (1SAP220500R0001) for full traceability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":43776700579939,"sku":"DC551-CS31  D2","price":676.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/189.2_00b2d523-7ea2-40e9-b95b-d2fecff73277.jpg?v=1776309561","url":"https:\/\/www.autocontrolglobal.com\/ms\/products\/dc551-cs31-d2-abb-distributed-i-o-interface-s500-series","provider":"AutoControl Global","version":"1.0","type":"link"}