The 1794-TB32S is a terminal base module manufactured by Rockwell Automation as part of their Allen-Bradley 1794 Flex I/O series. The module is used to provide a termination point for field wiring in a programmable logic controller (PLC) system.

Here are some key features of the 1794-TB32S terminal base module:

- It is a compact, DIN rail-mountable module that provides a secure and organized connection point for field wiring.

- The module supports up to 32 I/O points, allowing for the connection of multiple I/O modules.

- It features spring-clamp terminal blocks, which facilitate fast and reliable wire termination without the need for tools.

- The 1794-TB32S is designed for use with various I/O modules from the 1794 Flex I/O series, providing flexibility in configuring the I/O system.

- The terminal base module supports a wide range of I/O signal types, including digital inputs, digital outputs, analog inputs, and analog outputs.

The 1794-TB32S terminal base module is commonly used in industrial automation applications where efficient and reliable field wiring connections are required.