Allen-Bradley 1794-TB32 terminal base unit is a robust connection component from the Rockwell Automation Flex I/O 1794 series, designed to host a variety of Flex I/O modules in complete automation systems. The 1794-TB32 features 32 I/O terminals, 8 common terminals, and 8 voltage terminals, providing organized and efficient wiring for both input and output modules. It supports flexible installation with panel mounting or DIN rail mounting for both the base unit and the modules it hosts. The unit is open-style equipment with an IP20 environmental protection rating, offering reliable operation in standard industrial environments while requiring external protection against debris or liquids.