Siemens SIMATIC S7-300
SIMATIC S7-300 CPU 315-2 DP Central Processing Unit with MPI interface, integrated 24 V DC power supply, 256 KB work memory, and a second PROFIBUS DP interface that supports DP Master/Slave (Device) communication. A Micro Memory Card (MMC) is required. Siemens currently classifies this model as a spare part.
