Connection: SIMATIC S7-300 to PROFIBUS DP Transfer Rate: 9.6 kbit/s … 12 Mbit/s External Supply Voltage: 24 V DC Module Format: Compact module S7-300 single width Number Of Possible Connections: 16 Number Of DP Slaves: 124 Data Volume (of the address range of the inputs / as DP master): 2160 byte Data Volume (the address range of the inputs / per DP slave): 244 byte