{"product_id":"abb-do820-s800-i-o-8-channel-digital-output-relay-module-3bse008514r1","title":"Module relais de sortie numérique 8 canaux ABB DO820 S800 I\/O 3BSE008514R1","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\nThe \u003cstrong\u003e3BSE008514R1 (DO820)\u003c\/strong\u003e is a high-density, 8-channel digital output relay module within the ABB S800 I\/O family. \nEngineered for maximum versatility in industrial automation, this module provides high-current switching capabilities for both AC and DC loads. \nIts primary strength lies in its individually galvanic isolated channels, making it an ideal choice for diverse control applications where different voltage potentials or electrical isolation between circuits are required.\n\u003c\/p\u003e\n\n\u003cp\u003e\nWhether integrated into the Advant OCS, 800xA, or Compact Product Suite systems, the DO820 serves as a robust interface for driving solenoids, motor starters, and actuators. \nIt enhances system reliability by protecting sensitive control electronics from field-side electrical noise and surges.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003e\nThe DO820 is designed for seamless integration and rugged performance in demanding DCS and PLC environments:\n\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSwitching Capacity:\u003c\/strong\u003e Supports 24 to 230 VAC\/VDC, with a maximum current rating of 3 A per channel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanic Isolation:\u003c\/strong\u003e Each channel is individually isolated, allowing mixed voltage types within a single module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInductive Load Management:\u003c\/strong\u003e Optimized for switching loads with a power factor (cos φ) greater than 0.4 and a DC rating of 42 W.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTermination Compatibility:\u003c\/strong\u003e Works with MTUs including TU811, TU813, TU831, TU836, TU837, and TU851.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDO820\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct ID\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3BSE008514R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEstonia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelay (8 Channels)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 to 230 VAC \/ 24 to 230 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 A per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndividually Galvanic Isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e102 mm × 119 mm × 45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Net Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRoHS Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFollowing EU Directive 2011\/65\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan the DO820 handle different voltage sources on the same module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\nYes. Because each channel is individually galvanic isolated, you can switch 230 VAC on one channel and 24 VDC on another without electrical interference.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat happens if I exceed the 3 A current rating?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\nRelay contacts may experience arcing or welding if overloaded. For loads exceeding 3 A, use an external interposing relay or apply proper surge suppression.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhich Module Termination Unit (MTU) should I use?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\nSelection depends on wiring density and safety requirements. TU811 is a standard compact MTU, while TU813 and TU831 provide alternative terminal configurations.\n\u003c\/p\u003e\n\n\u003ch3\u003eEngineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eArc Suppression:\u003c\/strong\u003e\u003cbr\u003e\nInstall a flyback diode for DC inductive loads. For AC loads, use an RC snubber to extend relay contact life.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cbr\u003e\nIf all eight channels operate at maximum current simultaneously, ensure adequate cabinet ventilation to prevent heat buildup.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMounting Orientation:\u003c\/strong\u003e\u003cbr\u003e\nMount vertically on a DIN rail via the compatible MTU. Confirm the locking mechanism is fully engaged to avoid vibration-related contact issues.\n\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHot Swapping:\u003c\/strong\u003e\u003cbr\u003e\nS800 I\/O modules support HCIR, but always disconnect field power or ensure the process is in a safe state before removal.\n\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52701960470891,"sku":"3BSE008514R1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/3bse008514r1-qymczgq33si_eb5fc5e7-ca97-49de-8270-39f145b84237.jpg?v=1766478216","url":"https:\/\/www.plcprotech.com\/fr\/products\/abb-do820-s800-i-o-8-channel-digital-output-relay-module-3bse008514r1","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}