{"product_id":"abb-advant-s800-i-o-tu839-extended-module-termination-unit","title":"ABB Advant S800 I\/O TU839 Extended Module Termination Unit","description":"\u003ch2\u003eABB TU839 Extended Module Termination Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB TU839 3BSE046966R1\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eTU839\u003c\/strong\u003e Extended Module Termination Unit, distributes ModuleBus signals to the installed I\/O module and the next MTU while providing eight I\/O channels and two isolated sensor-power groups.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTU839\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArticle Number\u003c\/td\u003e\n\u003ctd\u003e3BSE046966R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eExtended Module Termination Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eExtended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eTerminal block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e8 I\/O channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Connections\u003c\/td\u003e\n\u003ctd\u003e2 connections per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Connections\u003c\/td\u003e\n\u003ctd\u003e28 total; 8 I\/O channels plus 2 x 6 process power terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Power Distribution\u003c\/td\u003e\n\u003ctd\u003e2 individually isolated groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Power Fuse\u003c\/td\u003e\n\u003ctd\u003e200 mA per group\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Rated Voltage\u003c\/td\u003e\n\u003ctd\u003e250 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Current per I\/O Channel\u003c\/td\u003e\n\u003ctd\u003e1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Current Process Connection\u003c\/td\u003e\n\u003ctd\u003e10 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Compatibility\u003c\/td\u003e\n\u003ctd\u003eDI820, DI821, DI825\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Configuration\u003c\/td\u003e\n\u003ctd\u003eSingle I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModuleBus Distribution\u003c\/td\u003e\n\u003ctd\u003eTo the I\/O module and the next MTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAddress Generation\u003c\/td\u003e\n\u003ctd\u003eOutgoing position signals shifted to the next MTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eStandard DIN rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Direction\u003c\/td\u003e\n\u003ctd\u003eBoth directions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDIN Rail Retention\u003c\/td\u003e\n\u003ctd\u003eMechanical latch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Keying\u003c\/td\u003e\n\u003ctd\u003e2 keys, 6 positions each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKeying Configurations\u003c\/td\u003e\n\u003ctd\u003e36 possible mechanical configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcceptable Wire Size\u003c\/td\u003e\n\u003ctd\u003eStranded: 24-14 AWG; 0.2-2.5 mm2 solid or stranded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Terminal Torque\u003c\/td\u003e\n\u003ctd\u003e0.5 Nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDielectric Test Voltage\u003c\/td\u003e\n\u003ctd\u003e2300 V AC channel to ground; 1350 V AC channel to channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to +55 deg C; approvals issued for +5 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5 to 95 %, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePollution Degree\u003c\/td\u003e\n\u003ctd\u003eDegree 2, IEC 60664-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrosion Protection\u003c\/td\u003e\n\u003ctd\u003eISA-S71.04: G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20 according to IEC 60529\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEMC\u003c\/td\u003e\n\u003ctd\u003eEN 61000-6-4, EN 61000-6-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Safety\u003c\/td\u003e\n\u003ctd\u003eEN 61010-1, UL 61010-1, EN 61010-2-201, UL 61010-2-201\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOvervoltage Category\u003c\/td\u003e\n\u003ctd\u003eIEC\/EN 60664-1, EN 50178\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEquipment Class\u003c\/td\u003e\n\u003ctd\u003eClass I according to IEC 61140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Conditions\u003c\/td\u003e\n\u003ctd\u003eIEC\/EN 61131-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCE Mark\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoHS Compliance\u003c\/td\u003e\n\u003ctd\u003eEN 50581:2012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWEEE Compliance\u003c\/td\u003e\n\u003ctd\u003eDIRECTIVE\/2012\/19\/EU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e126 mm including connector; 120.5 mm edge to edge installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth\u003c\/td\u003e\n\u003ctd\u003e64 mm including terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e110 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.28 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eModuleBus Distribution and Mechanical Addressing\u003c\/h3\u003e\n\u003cp\u003eThe TU839 distributes the ModuleBus from the I\/O module to the following MTU. It also generates the I\/O module address by shifting the outgoing position signals toward the next MTU.\u003c\/p\u003e\n\u003cp\u003eTwo mechanical keys configure the MTU for different I\/O module types. Each key provides six selectable positions, resulting in 36 possible mechanical configurations. This keying function provides physical configuration only and does not change the electrical functionality of the MTU or I\/O module.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the MTU uses a mechanical DIN rail latch for retention. Installers can mount the unit on a standard DIN rail in either supported direction.\u003c\/p\u003e\n\u003ch3\u003eSensor Power Distribution\u003c\/h3\u003e\n\u003cp\u003eThe TU839 provides two individually isolated process-voltage groups for sensor power distribution. Each group incorporates a 200 mA fuse.\u003c\/p\u003e\n\u003cp\u003eEach of the eight I\/O channels provides two I\/O connections. The channel rating permits a maximum current of 1 A, while the maximum process-connection current is specified as 10 A.\u003c\/p\u003e\n\u003cp\u003eThe fuse rating should match the actual application load and connected sensor requirements. Do not select the fuse solely from the maximum channel rating.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: How many I\/O channels does the TU839 support?\u003cbr\u003eA: The TU839 supports up to 8 I\/O channels, with 2 I\/O connections assigned to each channel.\u003c\/p\u003e\n\u003cp\u003eQ: How does the TU839 generate the I\/O module address?\u003cbr\u003eA: The MTU shifts the outgoing position signals to the next MTU, thereby generating the corresponding I\/O module address.\u003c\/p\u003e\n\u003cp\u003eQ: What is the purpose of the two mechanical keys?\u003cbr\u003eA: The keys provide physical configuration for different I\/O module types. Each key has 6 positions, creating 36 possible mechanical configurations without changing MTU functionality.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the TU839 on a compatible standard DIN rail and engage the mechanical latch fully.\u003c\/li\u003e\n\u003cli\u003eVerify the mechanical key positions before installing the associated I\/O module.\u003c\/li\u003e\n\u003cli\u003eConnect the ModuleBus according to the intended MTU sequence and verify the outgoing connection toward the next MTU.\u003c\/li\u003e\n\u003cli\u003eSeparate process wiring from high-energy switching and power conductors where practical to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eMaintain correct polarity and termination for all connected process circuits.\u003c\/li\u003e\n\u003cli\u003eSelect the sensor-power fuse rating according to the actual application load and circuit requirements.\u003c\/li\u003e\n\u003cli\u003eKeep the two sensor-power groups electrically separated as specified by the installation design.\u003c\/li\u003e\n\u003cli\u003eUse acceptable conductor sizes from 24-14 AWG or 0.2-2.5 mm2.\u003c\/li\u003e\n\u003cli\u003eApply the specified 0.5 Nm terminal torque when terminating field wiring.\u003c\/li\u003e\n\u003cli\u003eVerify protective earth and enclosure arrangements according to the applicable installation standard.\u003c\/li\u003e\n\u003cli\u003eConfirm that the installation remains within the specified 0 to +55 deg C operating range.\u003c\/li\u003e\n\u003cli\u003eMaintain the IP20 protection requirements of the installed assembly.\u003c\/li\u003e\n\u003cli\u003eInspect channel-to-ground and channel-to-channel insulation requirements before energizing the process connections.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44612506910808,"sku":"TU839","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/TU839-3_1200x1200_2368f43c-1084-4693-a850-9482aa728fdf.jpg?v=1786956929","url":"https:\/\/www.industriaxplc.com\/products\/abb-advant-s800-i-o-tu839-extended-module-termination-unit","provider":"IndustriaX Limited","version":"1.0","type":"link"}