Siemens SIMATIC PLC 6AG1518-4AP00-4AB0 SIPLUS S7-1500 CPU 1518-4 PN/DP    WITH CONFORMAL COATING    BASEDON 6ES7518-4AP00-0AB0    .    CENTRAL PROCESSING UNIT WITH    WORKING MEMORY 3 MB FOR    PROGRAM AND 10 MB FOR DATA,    1. INTERFACE, PROFINET IRT    WITH 2 PORT SWITCH,    2. INTERFACE, ETHERNET,    3. INTERFACE, ETHERNET,    4. INTERFACE, PROFIBUS,    1 NS BIT-PERFORMANCE,SIMATIC MEMORY CARD NECESSARY 6AG15184AP004AB0