{"product_id":"allen-bradley-1734-tb-point-i-o-terminal-base","title":"Allen-Bradley 1734-TB POINT I\/O Terminal Base","description":"\u003ch1\u003eAllen-Bradley 1734-TB POINT I\/O Terminal Base\u003c\/h1\u003e\n\u003cp\u003eConfigured for wiring termination and backplane connectivity in POINT I\/O systems, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1734-TB\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003e1734-TB\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTerminal Base) provides direct electrical execution. The terminal base accepts removable IEC screw-clamp terminations and interfaces field wiring with compatible POINT I\/O modules through the POINTBus backplane architecture.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe supplied documentation identifies a single catalog number,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1734-TB\u003c\/strong\u003e. No official suffix breakdown or ordering matrix is specified in the provided data.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\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\u003e1734-TB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePOINT I\/O Terminal Base\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003ePOINT I\/O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Style\u003c\/td\u003e\n\u003ctd\u003e8 Screw-Clamp Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eDIN Rail Mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody Style\u003c\/td\u003e\n\u003ctd\u003eOpen Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePOINTBus Current (Max)\u003c\/td\u003e\n\u003ctd\u003e75 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Supply Voltage\u003c\/td\u003e\n\u003ctd\u003e5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Power Input Range\u003c\/td\u003e\n\u003ctd\u003e10-28.8 VDC, 220 mA, Class 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e50 V, tested at 1500 VAC for 60 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e1.86 W @ 750 ohm load; 2.15 W @ 0 ohm load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e6.34 BTU\/hr @ 750 ohm load; 7.33 BTU\/hr @ 0 ohm load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Size\u003c\/td\u003e\n\u003ctd\u003e0.25-2.5 mm2 (23-13 AWG)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Type\u003c\/td\u003e\n\u003ctd\u003eShielded Copper, Solid or Stranded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e56.0 x 12.0 x 75.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e36.9 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Rating\u003c\/td\u003e\n\u003ctd\u003eOpen Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Code\u003c\/td\u003e\n\u003ctd\u003eT4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation Manufacturing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eUp to 2.15 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEtherNet\/IP and I\/O Density Scaling Considerations\u003c\/h3\u003e\n\u003cp\u003eWithin POINT I\/O architectures, the 1734-TB serves as the physical termination interface between field conductors and installed I\/O electronics. The terminal base does not execute application logic or network protocol processing; instead, it provides the mechanical and electrical connection path required for modular I\/O density scaling. Proper terminal-base selection must match the installed POINT I\/O module type to maintain backplane continuity and field wiring integrity.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 1734-TB support hot replacement of field wiring assemblies?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe terminal block is removable, allowing field wiring to remain terminated while a compatible POINT I\/O module is removed or replaced. Follow system-specific maintenance procedures before performing module replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What backplane load does the terminal base place on the POINTBus?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe specified maximum POINTBus current requirement is 75 mA.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What conductor types can be terminated on the 1734-TB?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe terminal base supports shielded copper conductors, either solid or stranded, from 0.25 mm2 to 2.5 mm2 (23-13 AWG).\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMount the terminal base on a properly grounded DIN rail before installing the associated I\/O module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify that field power wiring remains within the specified 10-28.8 VDC range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse shielded copper conductors and terminate cable shields according to plant grounding practices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeparate low-level signal wiring from high-current power conductors to reduce conducted noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTighten screw-clamp terminals according to manufacturer installation procedures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConfirm terminal assignment before energizing the field circuit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInspect the removable terminal assembly for secure engagement with the installed POINT I\/O module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain adequate clearance around the assembly to support heat dissipation and service access.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":43484612657242,"sku":"1734-TB","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/1734-TB2.jpg?v=1781233363","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-1734-tb-point-i-o-terminal-base","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}