SIMATIC S7-300, CPU 315T-3 PN/DP, Central processing unit for and technology PLC tasks, 384 KB work memory, 1st interface MPI/DP 12 Mbit/s, 2nd interface DP (drive), 3rd Ethernet interface PROFINET with 2-port switch, Integr. I/O for technology, Front connector (1x 40-полюсний) and Micro Memory Card min. 8 MB required