Allen-Bradley 1794-TB32 Flex I/O Terminal Base Unit 32 I/O

Product Overview

The Allen-Bradley 1794-TB32 is a Flex I/O terminal base unit. It belongs to the 1794 series. This unit provides 32 I/O terminals. It also includes 8 common terminals and 8 voltage terminals. Use it to host different modules in a Flex I/O system. The 1794-TB32 supports both panel mounting and DIN rail mounting. It works with a supply voltage up to 31.2V DC/AC. The maximum supply current is 10A. This terminal base unit offers 50V continuous isolation voltage. It has a terminal screw torque range of 0.56-0.79 Nm. Wire size ranges from 0.21 to 1.3 mm^2. The unit measures 94 x 94 x 69 mm. It operates from -20 to 70 degrees Celsius. Storage temperature is -40 to 85 degrees Celsius. The product carries c-UL-us and CSA certifications.

Application Scenarios

Use the 1794-TB32 in industrial automation systems. It connects input and output wiring to Flex I/O modules. Common applications include manufacturing lines, process control, and material handling. The terminal base suits environments with high vibration. It withstands 5G operational vibration and 30G shock. This unit works in 24V DC or AC systems. It handles up to 31.2V for added flexibility. The open-style enclosure fits in control cabinets. Install it in any location needing reliable I/O connections.

Technical Specifications

Manufacturer: Rockwell Automation. Brand: Allen-Bradley. Part Number: 1794-TB32. Product Type: Flex I/O Terminal Base Unit. Terminal Screw Torque: 0.56-0.79 Nm. Supply Voltage: max 31.2V DC/AC, 50/60 Hz, 10A. Isolation Voltage: 50V continuous max. Voltage Rating: 24V DC/AC. Wire Size: 0.21-1.3 mm^2. Dimensions: 94 x 94 x 69 mm. UPC: 10612598281227. FLEXBUS rating: 640 mA at 5V DC. Maximum I/O terminal rating: 2A. V/COM terminal rating: 31.2V DC/AC at 50-60 Hz. Temperature codes: IEC T4 and T4A (North America). Humidity: 5% to 95% non-condensing. Shock rating: 30G. Vibration rating: 5G.

Installation & Maintenance Guide

Mount the terminal base on a panel or DIN rail. Secure the module onto the base. Use a screwdriver to tighten terminal screws to 0.56-0.79 Nm. Use proper wire size between 0.21 and 1.3 mm^2. Connect field wiring to the I/O, common, and voltage terminals. Ensure the supply voltage does not exceed 31.2V. Keep the unit within -20 to 70 degrees Celsius. Avoid condensation by maintaining humidity below 95%. For storage, keep the unit between -40 and 85 degrees Celsius. No special maintenance is required. Periodically check terminal tightness and wiring integrity.

Packing List

The package includes one 1794-TB32 Flex I/O terminal base unit. No additional accessories are included. The unit ships in protective packaging. We ship via FedEx, UPS, or DHL. Choose your preferred carrier at checkout.