{"product_id":"i-o-field-wiring-interface-abb-tu811-3bse008526r1-s800","title":"I\/O Field Wiring Interface | ABB TU811 3BSE008526R1 S800","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe ABB TU811 (Spare Model: 3BSE008526R1) serves as a high-density, compact Module Termination Unit (MTU) within the S800 I\/O architecture. This unit provides the essential mechanical and electrical bridge between field-side wiring and active S800 I\/O modules. Designed for seamless integration with AC 800M controllers, the TU811 facilitates signal distribution and power routing through a centralized baseplate. Its ruggedized Swedish design handles the rigorous demands of process industries, providing a stable platform for mission-critical automation. Every unit we supply is 100% brand new and original, arriving in factory-sealed packaging to ensure long-term system integrity.\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\u003eTU811\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSpare Model \/ Product ID\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3BSE008526R1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eABB Group\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\u003eCompact Termination Unit (TU)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eI\/O System\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eS800 I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eField Connections\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIndustrial Screw Terminals\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\u003e35mm DIN Rail or Panel Mount\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\u003e–25 °C to +70 °C\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\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDimensions (HxWxD)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e185 × 59 × 127.5 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\u003e0.2 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompliance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEMC Compliant\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSweden\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 TU811 3BSE008526R1 optimizes control cabinet layouts by addressing high-density wiring and environmental challenges:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Spatial Footprint:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe slim 59 mm width allows for a high concentration of I\/O points on a single DIN rail. This space-saving design drastically reduces the size of distributed control enclosures in offshore or skid-mounted applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVibration-Resistant Terminals:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHeavy-duty screw terminals ensure gas-tight connections. This hardware choice prevents signal loss and mechanical failure in environments subject to continuous industrial vibration or thermal expansion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Power Distribution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe baseplate internalizes the routing of power and signals to the I\/O module. This reduces the need for external jumper wires, simplifying the wiring loom and minimizing potential points of failure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Installation and Swapping:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe DIN rail mounting mechanism allows for quick snap-on installation. Because the field wiring attaches directly to the TU811, operators can swap out active I\/O electronics without disconnecting any field cables, reducing Mean Time To Repair (MTTR).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnhanced EMC Shielding:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit utilizes the DIN rail for mandatory grounding. This architecture shunts electromagnetic noise away from the I\/O signal path, maintaining data accuracy in electrically noisy plant environments.\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\u003eDoes the TU811 include the active I\/O module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The TU811 is a passive termination unit (baseplate) only. It provides the mounting and wiring interface for S800 I\/O electronics. You must pair it with the appropriate active module for functional input or output operations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this unit 100% brand new and original?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We supply only brand new, factory-original ABB hardware. Every TU811 (3BSE008526R1) originates from ABB Sweden and includes a full 12-month factory warranty.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the TU811 and TU812?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth are compact termination units. However, the TU811 is specifically optimized for standard S800 I\/O signal routing. We recommend verifying your specific I\/O module's compatibility with the TU811 terminal assignment before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the unit handle grounding?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe TU811 establishes a ground connection via its mechanical contact with the DIN rail. For full EMC compliance, you must ensure the DIN rail itself is properly connected to the facility's protective earth (PE).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44120816615523,"sku":"TU811 3BSE008526R1","price":676.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/454._434eec75-a332-4a46-a083-61f8027c529e.jpg?v=1776311296","url":"https:\/\/www.autocontrolglobal.com\/products\/i-o-field-wiring-interface-abb-tu811-3bse008526r1-s800","provider":"AutoControl Global","version":"1.0","type":"link"}