Siemens SIMATIC PLC 6AG1315-2EH14-2AY0 "SIPLUS S7-300 CPU315-2PN/DP    -25 ... +60 DEGREES C    WITH CONFORMITY TO    EN50155 T1 CAT 1 CL A/B    BASED ON 6ES7315-2EH14-0AB0    .    CENTRAL PROCESSING UNIT WITH    384 KBYTE WORKING MEMORY,    1. INTERFACE MPI/DP 12MBIT/S,    2. INTERFACE ETHERNET PROFINET,    WITH 2 PORT SW 6AG13152EH142AY0