{"product_id":"tu811v1-3bse013231r1-s800-i-o-compact-module-termination-unit-abb","title":"TU811V1 3BSE013231R1 S800 I\/O Compact Module Termination Unit | ABB","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB TU811V1 (3BSE013231R1)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the mechanical and electrical interface between field wiring and S800 I\/O modules. This compact Module Termination Unit (MTU) supports up to 8 channels and handles voltages up to 250 V, making it essential for high-voltage digital I\/O applications. It facilitates organized cable management and provides the necessary backplane connectivity for specific digital modules. We guarantee this unit is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e, ensuring high dielectric integrity and field longevity for your automation system.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003eThe TU811V1 provides a robust termination platform with the following technical parameters:\u003c\/p\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\u003eSpecification\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\u003eI\/O Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSingle I\/O (8 Channels)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e250 V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax Current per Channel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible I\/O Modules\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDI820, DI821, DO820, DO821\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eDielectric Test Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2000 V a.c.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Wire Size (Stranded)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.2 - 2.5 mm² (24 - 12 AWG)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTerminal Wire Size (Solid)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.2 - 4 mm²\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStripping Length\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e7 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRecommended Torque\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.5 - 0.6 Nm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Voltage Signal Handling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe TU811V1 accommodates signals up to 250 V with a 3 A current rating per channel. This capability allows the integration of high-power digital inputs and relay outputs directly into the S800 station without requiring external interposing relays for standard mains-level voltages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Mounting Orientations:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis MTU supports both horizontal and vertical mounting. While horizontal mounting allows operation up to 55°C (131°F), vertical mounting optimizes airflow in narrow cabinets up to 40°C (104°F), giving engineers the freedom to design enclosures based on specific thermal and spatial constraints.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Field Wiring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe integrated terminal block accepts a wide range of wire gauges, from fine 24 AWG stranded wire to thick 4 mm² solid conductors. This versatility eliminates the need for specialized ferrules or adapters during onsite installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuperior Insulation Safety:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a dielectric test voltage of 2000 V a.c., the TU811V1 provides a high safety margin against transient voltage spikes. This robust insulation protects sensitive low-voltage ModuleBus electronics from field-side surges.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe \"Compact\" design philosophy minimizes the width required on the DIN rail. By consolidating 8 high-voltage channels into a small mechanical frame, the TU811V1 reduces the overall dimensions of the I\/O assembly.\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\u003eWhich specific S800 modules work with the TU811V1?\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe TU811V1 specifically pairs with the DI820, DI821 (Digital Input) and DO820, DO821 (Digital Output) modules. It does not support redundant I\/O configurations; for redundancy, you must select a different MTU series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat mounting direction provides the best thermal performance?\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHorizontal mounting provides the highest temperature tolerance (up to 55°C). If you must mount the unit vertically due to cabinet constraints, ensure the ambient temperature does not exceed 40°C to prevent derating or overheating of the attached I\/O module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the TU811V1 for analog signals?\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. This MTU is designed and rated for digital signals, particularly those involving 120\/230 V a.c. or d.c. signals. Analog modules typically require MTUs with different shielding and grounding characteristics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I ensure a secure electrical connection?\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStrip the field wires to exactly 7 mm and apply the recommended torque of 0.5 - 0.6 Nm to the terminal screws. Following these specifications prevents loose connections and potential arcing in high-voltage circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53172610531512,"sku":"TU811V1 3BSE013231R1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/TU811V13BSE013231R1.jpg?v=1774840039","url":"https:\/\/www.globalpetroparts.com\/products\/tu811v1-3bse013231r1-s800-i-o-compact-module-termination-unit-abb","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}