Industrial Bus Terminator ABB TB850 CEX Bus Terminator

Description

The ABB TB850 is a compact, screw-mounted terminator used in distributed control systems (DCS) to finalize the CEX-Bus communication line. It features a 25-pin DB25P male connector and is designed for use with ABB’s AC 800M series, including PM864 and PM891 processor units. Moreover, the TB850 plays a critical role in maintaining signal quality by eliminating electrical reflections at the end of the bus. Its passive design requires no external power and offers near-zero power consumption, making it ideal for long-term industrial deployment. In addition, the module complies with international standards for control system accessories and is CE and UL certified.