Product Overview

The TU841 (Part Number: 3BSE020848R1) is a high-reliability Module Termination Unit (MTU) designed for the ABB S800 I/O system, commonly utilized within Symphony Plus and AC 800M control architectures. As a critical hardware component, the TU841 (3BSE020848R1) provides the mechanical and electrical interface between field wiring and industrial I/O modules. It supports up to 16 channels and is specifically engineered to facilitate redundant ModuleBus communication. This ensures that even in the event of a bus failure, the I/O module remains accessible to the controller, making it an essential component for high-availability process automation systems where downtime is not an option.

Detailed Technical Specifications