The Siemens 6AG1515-2RN03-7AB0 is the SIPLUS S7-1500 CPU 1515R-2 PN — a ruggedized version of the standard 6ES7515-2RN03-0AB0, with conformal coating for extended temperature range from -40 to +70°C. Active and in production, so we can source it for your build. How many are you building?
PROFINET interfaces and memory
Work memory splits to 1 MB for program and 4.5 MB for data. The first PROFINET interface includes a 2-port switch for line topology; the second PROFINET interface is available as well. Requires a SIMATIC Memory Card for operation.