The BC9020 Bus Terminal Controller is a Bus Coupler with integrated PLC functionality and has a bus interface for Ethernet. It is an intelligent slave and can be used as decentralized intelligence in the Ethernet system. In conjunction with the K-bus extension, the “Economy plus” controller enables connection of up to 255 Bus Terminals to a controller.
The Economy plus version extends the existing PROFIBUS Bus Coupler series BK3xx0. The K-bus extension technology allows the connection of up to 255 spatially distributed Bus Terminals to one Bus Coupler.