{"product_id":"1794-tb3-allen-bradley-flex-i-o-terminal-base-unit","title":"1794-TB3 | Allen Bradley | FLEX I\/O Terminal Base Unit","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e1794-TB3\u003c\/strong\u003e is a Flex I\/O Terminal Base Unit from Rockwell Automation's Allen-Bradley brand. This component serves as a termination point for field devices and power supply connections, facilitating the integration of Flex I\/O modules.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Type:\u003c\/strong\u003e Terminal Base Unit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Flex I\/O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Terminal Strips:\u003c\/strong\u003e Three (3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Screw clamp\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\u003eTerminal Specifications:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Terminals:\u003c\/strong\u003e 52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Terminals:\u003c\/strong\u003e 16\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommon Terminals:\u003c\/strong\u003e 18\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Terminals:\u003c\/strong\u003e 18\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Ratings:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Supply Voltage:\u003c\/strong\u003e 125V AC\/DC, 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Voltage:\u003c\/strong\u003e 24V DC\/AC, 120V DC\/AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Voltage Rating:\u003c\/strong\u003e 132 VAC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Capacity:\u003c\/strong\u003e 10 Amperes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Current Draw:\u003c\/strong\u003e 640 mA @ 5V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexBus Current Draw:\u003c\/strong\u003e 640 mA @ 5V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation Voltage:\u003c\/strong\u003e 125V Continuous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Screw Torque:\u003c\/strong\u003e 0.56 - 0.79 Nm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDimensions and Weight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (HxWxD):\u003c\/strong\u003e 94 mm x 94 mm x 69 mm (3.7 in x 3.7 in x 2.7 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 0.5 kg (1.1 lbs)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation and Environmental Conditions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN Rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Size Compatibility:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eMinimum: 0.34 mm² (22 AWG)\u003c\/li\u003e\n\u003cli\u003eMaximum: 4 mm² (12 AWG)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Thickness:\u003c\/strong\u003e 1.2 mm (3\/64 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -20°C to 70°C (-4°F to 158°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Humidity:\u003c\/strong\u003e 5% to 95% (non-condensing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Rating:\u003c\/strong\u003e 5G from 10 to 500 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock Rating:\u003c\/strong\u003e 30G\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e1794-TB3\u003c\/strong\u003e is compatible with various Flex I\/O modules, including but not limited to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1794-IA8, 1794-OA8, 1794-IB8, 1794-OB8, and many others.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eAdditional Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaisy-Chaining:\u003c\/strong\u003e Supported for connecting nearby Flex I\/O modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Assignments:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eI\/O connections: Terminals 0-15\u003c\/li\u003e\n\u003cli\u003eVoltage common: Terminals 16-33\u003c\/li\u003e\n\u003cli\u003eVoltage +: Terminals 34-51\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":41834925654083,"sku":"1794-TB3","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/5810\/3107\/files\/1794-TB3.png?v=1741329579","url":"https:\/\/www.plcdcspro.com\/products\/1794-tb3-allen-bradley-flex-i-o-terminal-base-unit","provider":"PLC DCS Pro Ltd.","version":"1.0","type":"link"}