SIPLUS S7-1500 CPU 1516F-3 PN/DP T1 RAIL -25 ... +55°C T1 70°C für 10 min with conformal coating based on 6ES7516-3FN01-0AB0 . central processing unit with working memmory 1,5 MB for programm 5 MB for data, 1. INTERFACE: PROFINET IRT WITH 2 PORT SWITCH, 2. INTERFACE: ETHERNET 3. INTERFACE: PROFIBUS, 10 NS BIT-PERFORMANCE, SIMATIC MEMORY CARD NECESSARY