{"product_id":"dx581-s-1sap284100r0001-abb-s500-s-safety-digital-i-o-module","title":"DX581-S 1SAP284100R0001 | ABB | S500-S Safety Digital I\/O Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB DX581-S (1SAP284100R0001)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a core component of the AC500-S functional safety system. This high-integrity digital input\/output module manages critical safety loops in decentralized automation environments. It executes safety functions up to SIL3 (IEC 61508) or PLe (ISO 13849-1), providing a rugged interface for emergency stops, light curtains, and safety valves. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring your safety-critical infrastructure utilizes uncompromised, factory-certified hardware.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe DX581-S integrates high-density safety points within a compact S500 footprint:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Digital Inputs (SDI):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 channels (SIL2) or 4 channels (SIL3), 24V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Digital Outputs (SDO):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 channels (SIL2\/3), 24V DC 0.5A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePulse Outputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 channels for sensor monitoring and clocking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring Method:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1-wire connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Dimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e67.5 mm (W) x 76 mm (H) x 62 mm (D)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.13 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct ID:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1SAP284100R0001\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eScalable Safety Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module allows flexible configuration between SIL2 and SIL3 architectures. By pairing input channels, engineers achieve the highest safety integrity level (SIL3) without requiring additional hardware types, optimizing spare parts inventory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Pulse Testing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFour dedicated pulse outputs monitor external wiring for cross-circuits and short-circuits. This proactive diagnostic feature detects cabling faults before they lead to a dangerous failure, maintaining the safety loop's functional integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Density Safety Switching:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 8 safety digital outputs provide 0.5A current per channel. This capacity allows the DX581-S to drive safety contactors and solenoid valves directly, simplifying the control cabinet layout by reducing the need for interposing safety relays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless AC500-S Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module utilizes the standard S500 bus interface. It communicates safety data via the PROFIsafe protocol, allowing safety and non-safety I\/O modules to coexist on the same terminal base, which saves significant DIN rail space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Diagnostic Coverage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInternal self-tests continuously verify the health of the output transistors and input logic. The module reports any internal discrepancy to the Safety CPU immediately, triggering a safe state to protect personnel and machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix the DX581-S with standard non-safety S500 modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The ABB AC500 system architecture allows safety modules like the DX581-S to sit on the same I\/O bus as standard modules. However, you must utilize the correct Safety CPU (SM560-S) and a compatible Terminal Base to manage the safety signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the 4 pulse outputs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese outputs generate specific test signals for the safety inputs. The module uses these pulses to distinguish between a valid \"High\" signal and a short-circuit to a 24V supply, ensuring the input remains functional and reliable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the unit require specialized software for configuration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou configure the DX581-S using the ABB Automation Builder software with the Safety PLC license. This environment provides the necessary libraries and safety-certified function blocks to define your logic and SIL parameters.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the significance of the \"1-wire\" description?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt refers to the simplified wiring topology for the I\/O signals. While standard safety loops often require complex multi-wire returns, the DX581-S architecture optimizes the terminal connections while maintaining full diagnostic coverage for each channel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52507084783925,"sku":"DX581-S 1SAP284100R0001","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/DX581-S1SAP284100R0001.jpg?v=1774854145","url":"https:\/\/www.5gplc.com\/products\/dx581-s-1sap284100r0001-abb-s500-s-safety-digital-i-o-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}