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Allen Bradley Flex I/O 1794 1794-TB3

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1794-TB3

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The 1794-TB3 is a terminal base unit in the Allen Bradley Flex I/O 1794 series. Engineered for DIN rail mounting, it utilizes a cage-clamp for secure connections and supports a FLEXBus voltage of 5V DC with a current capacity of 640 mA.

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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-TB3

ManufacturerAllen Bradley
Product TypeTerminal Base Unit
Product LineFlex I/O 1794
Part Number1794-TB3
GTIN10662468112359
Weight0.56 lbs (0.26 kg)
UPC662468112352
Clamp TypeCage-Clamp
DIN Rail MountingSupported
Terminal Screw Torque0.56 to 0.79 Nm
FLEXBus Voltage and Current5V DC and 640 mA
V/COM Terminal Supply Voltage125V AC/DC
V/COM Terminal Frequency50/60 Hertz
V/COM Terminal Current10 Amps
Continuous Isolation Voltage125 Volts
EnclosureNone (Open-Style)
Operating Temperature-20 to 70 degrees Celsius
Storage Temperature-40 to 85 degrees Celsius
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The Allen Bradley 1794-TB3 serves as a robust terminal base unit in industrial settings. This unit supports a flexible mounting solution via DIN rail installation and incorporates a cage-clamp mechanism for maintaining secure connections. It is designed with terminal screw torque specifications ranging from 0.56 to 0.79 Nm.

Supported FLEXBus characteristics include a voltage rating of 5V DC, along with a maximum current of 640 mA. The V/COM terminals are rated for a supply voltage of 125V AC or DC and can operate effectively at frequencies of 50 or 60 Hertz, accommodating a wide range of applications. The current capacity for these V/COM terminals reaches up to 10 Amps.

Regarding safety features, the unit provides a continuous isolation voltage of 125 Volts, ensuring system integrity under operational conditions. In terms of environmental resilience, the 1794-TB3 operates comfortably within a temperature range of -20 to 70 degrees Celsius, making it suitable for diverse operating environments. For storage, it can endure temperatures as low as -40 degrees Celsius and as high as 85 degrees Celsius, making it versatile across various industrial applications.

Revision Part #Also known as
1794-TB3 Ser A1794-TB3/A, Series A, Rev A
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