BK3120 | Beckhoff PROFIBUS DP V1 Bus Coupler Economy Plus 24 V DCDescription The Beckhoff BK3120 is a PROFIBUS DP V1 Bus Coupler from the Economy Plus series, designed for efficient integration of Bus Terminals into PROFIBUS networks. It supports automatic baud rate detection up to 12 Mbaud and allows connection of up to 255 distributed Bus Terminals via K bus extension technology. Technical Specifications Condition New Never Used Surplus Brand Beckhoff Category Industrial Automation Part Number BK3120 Subcategory