Description
Allen-Bradley 1794-TB3 Flex I/O Terminal Base Unit
This Allen-Bradley 1794-TB3 is a sturdy terminal base for your Flex I/O system. It gives you 52 screw terminals for easy and secure wiring of field devices and power supplies. It is the perfect connection point for many popular Flex I/O modules.
Technical Specifications
Brand: Allen-Bradley
Model: 1794-TB3
Terminal Type: Screw Clamp
Number of Terminals: 52
Terminal Strips: 3
Voltage Rating: 120V AC, 125V DC/AC Max
Current Rating: 10 A Max
Wire Size: 22-12 AWG (0.35-3.3 mm²)
FlexBus Current: 640 mA @ 5V DC
Screw Torque: 0.56-0.79 Nm (5-7 lb-in)
Isolation Voltage: 125V Continuous
Dimensions: 94mm x 94mm x 69mm (3.7″ x 3.7″ x 2.7″)
Installation Guide
Mounting is simple on a standard DIN rail. Hook the top of the base onto the rail. Push down until it locks into place. Connect your wires to the clearly labeled terminals.
FAQ
- 1. What is the maximum wire size for the 1794-TB3?
You can use wires from 22 AWG (0.35 mm²) up to 12 AWG (3.3 mm²). - 2. Can I connect multiple bases together?
Yes, the 1794-TB3 supports daisy-chaining for easy power connection to the next base. - 3. What is the isolation rating?
It provides 125V of continuous isolation between field wiring and the FlexBus. - 4. How many I/O points can one base handle?
The top terminal strip has 16 terminals dedicated for I/O point wiring. - 5. Is this base rated for use with DC voltages?
Yes, it is rated for up to 125V DC.
Packaging & Warranty
Package Includes: One (1) Allen-Bradley 1794-TB3 Terminal Base Unit.
We offer a 12-month warranty on this product.
Shipping
We ship quickly worldwide using FedEx, UPS, and DHL.
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