| CPU 312 | 6ES7312-1AE14-0AB0 Work memory 32 KB, supply voltage 24 V DC, MPI; MMC required |
| CPU 314 | 6ES7314-1AG14-0AB0 Work memory 128 KB, supply voltage 24 V DC, MPI; MMC required |
| CPU 315-2 DP | 6ES7315-2AH14-0AB0 Work memory 256 KB, supply voltage 24 V DC, MPI, PROFIBUS DP master/slave interface; MMC required |
| CPU 315-2 PN/DP | 6ES7315-2EH14-0AB0 Work memory 384 KB, 24 V DC power supply, combined MPI/PROFIBUS DP master/slave interface, Ethernet/PROFINET interface with 2-port switch; MMC required |
| CPU 317-2 DP | 6ES7317-2AK14-0AB0 Work memory 1 MB, supply voltage 24 V DC, MPI, PROFIBUS DP master/slave interface; MMC required |
| CPU 317-2 PN/DP | 6ES7317-2EK14-0AB0 Work memory 1 MB, 24 V DC power supply, combined MPI/PROFIBUS DP master/slave interface, Ethernet/PROFINET interface with 2-port switch; MMC required |
| CPU 319-3 PN/DP | 6ES7318-3EL01-0AB0 Work memory 2 MB, power supply 24 V DC, combined MPI/PROFIBUS DP master/slave interface, PROFIBUS DP master/ slave interface, Ethernet/PROFINET interface with 2-port switch; MMC required |
