Integral interfaces:

• Ethernet
  Two integrated Ethernet interfaces (10/100/1000 Mbit/s) for IT communication and for exchanging data with automation devices such as SIMATIC S7 (with the software package "SOFTNET S7").
• PROFINET
  The optional PROFINET interface for connecting distributed field devices or for controlling drives.
• PROFIBUS
  The optional floating PROFIBUS interface (12 Mbit/s) can be used to connect distributed field devices or to interface to the SIMATIC S7 (with the "SOFTNET for PROFIBUS" software packages).
• Further interfaces
  There are two spare slots for PC modules, 4 USB (Universal Serial Bus) and a serial interface for connecting additional I/O devices.