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Allen Bradley Flex I/O 1794 1794-TB2

Product image is representative; revision or series may vary. Contact us to request a specific version.

1794-TB2

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The Allen Bradley 1794-TB2 is a terminal base designed for use in the Flex I/O 1794 series. It supports a variety of wire sizes and ensures robust performance in demanding environments.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 1794-TB2

ManufacturerAllen Bradley
Product TypeTerminal Base
Product LineFlex I/O 1794
Part Number1794-TB2
UPC662468112321
Weight0.50 lbs (0.23 kg)
Termination TypeCage clamp
Wire Size Supported0.21 to 1.3 mm² (24 to 16 AWG)
Max Current per Terminal10A
Number of Terminals18 common and 2 voltage terminals
Isolation Voltage125 V continuous
Terminal Screw Torque0.56 to 0.79 Nm
Supply Voltage RangeMax 125 V AC/DC
Number of I/O Connections16 I/Os
Operating Temperature-20 to 55 °C
Storage Temperature-40 to 85 °C
Shock Resistance30 g operating / 50 g non-operating
CertificationsUL, CSA, Ex compliant

The 1794-TB2 terminal base from Allen Bradley is part of the Flex I/O 1794 series, developed for versatile field applications. It utilizes cage clamp termination to secure wires efficiently, supporting sizes between 0.21 mm² and 1.3 mm² (24 to 16 AWG). Each terminal can manage currents of up to 10A, providing reliable connectivity for industrial operations.

This unit houses a total of 18 common terminals along with 2 dedicated voltage terminals, capable of handling a supply voltage of up to 125 V AC/DC. The isolation voltage is rated at 125 V continuous, ensuring safe operation.

Operationally, the terminal base can withstand temperatures from -20 to 55 °C, while it can be stored in more extreme conditions ranging from -40 to 85 °C. The 1794-TB2 demonstrates impressive shock resistance, withstanding up to 30 g during operation and up to 50 g while not in use. For added assurance, this unit is compliant with UL, CSA, and Ex standards, confirming its reliability and safety across various applications.

Revision Part #Also known as
1794-TB2 Ser A1794-TB2/A, Series A, Rev A
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