{"product_id":"1440-tb-d-xm-series-terminal-base-unit-allen-bradley","title":"1440-TB-D XM Series Terminal Base Unit | Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1440-TB-D\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the essential mounting and wiring foundation for the XM series expansion relay modules. This screw-clamp terminal base provides the physical interface and electrical connectivity required for the 1440-REX00-04RD expansion relay module to communicate within a condition monitoring network. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Factory Original\u003c\/strong\u003e, ensuring maximum contact integrity and structural durability for mission-critical machinery protection systems.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1440-TB-D provides a robust electrical platform with the following environmental and power 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\u003eTermination Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eScrew Clamp Terminals\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1440-REX00-04RD Expansion Relay Module\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Voltage Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e21.6 to 26.4 VDC\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\u003e20°C to 65°C (68°F to 149°F)\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\u003eDIN Rail\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWiring Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFixed Terminal Block\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.00 lbs (0.91 kg)\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\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVibration-Resistant Terminations:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe high-torque screw clamps secure field wiring against the constant mechanical harmonics found in turbine and compressor monitoring applications. This design prevents intermittent signal loss and eliminates \"nuisance\" alarms caused by loose connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe hardware operates reliably across a specific 20°C to 65°C window. This high-end thermal ceiling allows for installation in localized junction boxes near heat-generating industrial machinery without degrading the internal bus connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified Maintenance Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe terminal base remains fixed to the DIN rail, allowing technicians to swap the 1440-REX00-04RD relay module without disturbing any field wiring. This \"plug-in\" capability reduces Mean Time to Repair (MTTR) during critical maintenance windows.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRegulated Power Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit manages a tight voltage tolerance (21.6–26.4 VDC), protecting the sensitive logic of the mounted relay module from common DC bus fluctuations and electrical noise typical of industrial power grids.\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\u003eIs this 1440-TB-D unit 100% Brand New?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Every 1440-TB-D we ship is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein its original factory packaging. We do not supply used or \"pull-off\" bases, ensuring your protection system starts with zero-hour hardware and clean terminal contacts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this base with other XM modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1440-TB-D is specifically engineered for use with the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1440-REX00-04RD expansion relay module\u003c\/strong\u003e. While it shares a similar form factor with other XM bases, you must verify the internal bus routing matches your specific module to prevent hardware damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the terminal base include the relay module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. This part number refers only to the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTerminal Base Unit\u003c\/strong\u003e. You must purchase the 1440-REX00-04RD or other compatible XM modules separately to complete the assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the recommended torque for the screw clamps?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo ensure optimal connectivity and prevent wire damage, apply the manufacturer’s specified torque (typically 0.5–0.6 Nm) using a calibrated industrial screwdriver. Proper tensioning prevents terminal strip cracking while maintaining a gas-tight seal on the copper wire.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52863146262837,"sku":"1440-TB-D","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1440-TB-D.png?v=1778471426","url":"https:\/\/www.5gplc.com\/products\/1440-tb-d-xm-series-terminal-base-unit-allen-bradley","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}