{"product_id":"tu846-module-termination-unit-abb-redundant-i-o","title":"TU846 Module Termination Unit ABB Redundant I\/O","description":"\u003ch2\u003e\u003cstrong\u003eABB TU846 Module Termination Unit for Redundant I\/O Configurations\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \u0026amp; Model:\u003c\/strong\u003e ABB, \u003cstrong\u003eTU846\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Protocol:\u003c\/strong\u003e PROFIBUS DP-V1 via two DSUB9 connectors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRedundancy Support:\u003c\/strong\u003e Full line and module redundancy for CI840\/CI840A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStation Addressing:\u003c\/strong\u003e Two rotary switches allow address settings from 0 to 99.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Keying:\u003c\/strong\u003e Four mechanical keys (six positions each) provide 36 configurations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e 24 V d.c. (19.2 - 30 V), rated insulation voltage 50 V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModuleBus Current Distribution:\u003c\/strong\u003e Max 5 V at 1.5 A and max 24 V at 1.5 A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum ModuleBus Length:\u003c\/strong\u003e 2.5 meters from TU846 to terminator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectors:\u003c\/strong\u003e PROFIBUS (DSUB9), Service ports (RJ45), and ModuleBus Optical Port via TB846.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Terminals:\u003c\/strong\u003e Accepts 0.25 - 2.5 mm² (24 - 14 AWG), recommended torque 0.5 - 0.6 Nm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Ratings:\u003c\/strong\u003e Operating temperature 0 to +55 °C (+32 to +131 °F).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection \u0026amp; Mounting:\u003c\/strong\u003e IP20, DIN rail mounting with latching device for locking and grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 124 mm (W) x 186 mm (H) x 47 mm (D); weight 0.5 kg.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation \u0026amp; Mounting Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the TU846 vertically or horizontally on a DIN rail using the integrated latching device.\u003c\/li\u003e\n\u003cli\u003eEnsure sufficient space to the left for removal; do not replace with power applied.\u003c\/li\u003e\n\u003cli\u003eConnect the two electrical ModuleBuses and the optical port (TB842 via TB846) as needed.\u003c\/li\u003e\n\u003cli\u003eSet the station address using the two rotary switches (0-99) before powering up.\u003c\/li\u003e\n\u003cli\u003eUse mechanical keys to prevent incorrect module insertion; each key has six positions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental \u0026amp; Certification Compliance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE Marking:\u003c\/strong\u003e Yes, complies with EN 61010-1, UL 61010-1, EN 61010-2-201.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Locations:\u003c\/strong\u003e cULus Class 1 Zone 2 and ATEX Zone 2 approved.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -40 to +70 °C (-40 to +158 °F), non-condensing humidity 5-95%.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS \u0026amp; WEEE:\u003c\/strong\u003e Complies with EU, UAE, CN RoHS and DIRECTIVE\/2012\/19\/EU.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e IP20 per IEC 529, equipment Class I (earth protected).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Is the TU846 hot-swappable?\u003c\/strong\u003e\u003cbr\u003eA: No, the TU846 does not support hot swap; you must remove power before replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Can I use TU846 with single I\/O modules?\u003c\/strong\u003e\u003cbr\u003eA: No, TU846 is for redundant I\/O; use TU847 for single I\/O configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What is the maximum ModuleBus length?\u003c\/strong\u003e\u003cbr\u003eA: The maximum length from TU846 to the terminator is 2.5 meters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: What are the acceptable wire sizes?\u003c\/strong\u003e\u003cbr\u003eA: 0.25 - 2.5 mm² (24 - 14 AWG) with a stripping length of 6-7.5 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ: Does this unit support PROFIBUS DP-V1?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the TU846 provides two PROFIBUS DP-V1 connections via DSUB9.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin-top: 20px;\"\u003e\u003cstrong\u003eContact Information Inquiries:\u003c\/strong\u003e \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e , \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003cbr\u003e\u003cstrong\u003ePartner NexAuto Technology Limited:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.nex-auto.com\/\" target=\"_blank\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46831255683233,"sku":"TU846","price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/5390\/3265\/files\/TU846-1.jpg?v=1786087474","url":"https:\/\/www.autonexcontrol.com\/products\/tu846-module-termination-unit-abb-redundant-i-o","provider":"AutoNex Controls Limited ","version":"1.0","type":"link"}