The ABB TP867 is a baseplate designed for use within the ABB System 800xA distributed control system (DCS). It serves as the mounting platform and connection interface for the TU867 and TU868 ModuleBus Modem units. This essential component provides the necessary power supply connections and communication pathways, enabling the extension of the S800 I/O system over long distances using fiber optic cables. Built to ABB’s high standards, the TP867 ensures a secure and reliable connection for the modem, which is critical for maintaining system integrity and communication in complex industrial automation environments.