SIPLUS S7-300 CPU 317F-2PN/DP -25...+60?C with conformal coating based on 6ES7317-2FK14-0AB0 . Central processing unit with 1.5 MB work memory, 1st interface MPI/DP 12Mbit/ s, 2nd interface Ethernet PROFINET, with 2-port switch, Micro Memory Card required