Communications processor CP 5623 PCI Express X1 (3, 3V) for connection to PROFIBUS; incl. DP-Base software, NCM PC: DP-RAM interface for DP master incl. PG and FDL protocol, Single license for 1 installation, Runtime software, Class A; software and electr. manual on CD-ROM, 2 languages (de, en) ; Operating system support see SIMATIC NET software