SIMATIC S7-300, CPU 317T-2 DP, CENTRAL PROCESSING UNIT FOR PLC AND TECHNOLOGY 1024 KBYTE WORKING MEMORY, 1. INTERFACE MPI/DP 12MBIT/S 2. INTERFACE DP(DRIVE), INTEGRATED I/O FOR TECHNOLOGY FRONT CONNECTOR (1 X 40PIN) AND MICRO MEMORY CARD MIN. 8 MB NECESSARY