Siemens 6ES7 414-4HR14-0AB0 SIMATIC S7-400H CPU 414-4H Processor Module for S7-400H/F/FH PLCs, with 1 x 12 Mbit/s RS-485 Interface MPI/PROFIBUS DP (Master), 1 x 12 Mbit/s RS-485 Interface PROFIBUS DP (Master), and 2 x Interfaces for Pluggable Synchronization Submodules IF 960 (FO), 12 Mbytes Working Memory for User Program and Data (2 MB Code, 10 MB Data)