The BK3100 Bus Coupler connects the PROFIBUS system to the electronic terminal blocks, which can be extended in modular fashion. One unit consists of the Bus Coupler, any number of up to 64 terminals and one end terminal.
ABB CI930F 3BDH001010R0002 PROFIBUS Master module for DP-V0/V1, 12 MBit/s. Supports PROFIBUS line redundancy Two D-Sub terminals (9-pole), one each for line A/B. Software version 2013 or higher is mandatory. Use with AC 900F