SIPLUS S7-1500 CPU 1515R-2 PN based on 6ES7515-2RM00-0AB0 with conformal coating, -40…+70 °C, start up -20 °C, heat sink, no PS usable, central processing unit with work memory 500 KB for program and 3 MB for data, 1st interface: PROFINET with 2-port switch, 2nd interface: PROFINET RT, SIMATIC Memory Card required.