The S7-mEC automation system can comprise the following components:

• EC31 controller in the order versions:
  • EC31 with Software Development Kit (SDK)
  • EC31-RTX
  • EC31-RTX F
  • EC31-HMI/RTX
• S7-300 signal modules
• Extension modules for the central rack with additional PC interfaces:
  • EM PC:
    The extension module for additional DVI-I, USB, Gigabit Ethernet interfaces, serial interfaces, memory card slots.
  • EM PCI-104:
    The extension module for holding up to 3 PC cards in the PCI-104 Standard.

The hardware of the EC31 features:

• 1.2 GHz Intel CoreDuo processor
• 1 GB RAM, 4 GB flash disk
• Integral PROFINET interface (2 ports)
• Integral Ethernet interface (1 port)
• 2 x USB
• 1 x multimedia card slot
• Memory for retentive data, 512 KB without UPS (256 KB are supported for EC31 with SDK)
• Windows Embedded Standard 2009

EC31-RTX features the following additional software:

• SIMATIC WinAC RTX 2010
• SIMATIC SOFTNET-S7 Lean incl. SIMATIC NET OPC Server

EC31-RTX F also has the following software:

• SIMATIC WinAC RTX F 2010

EC31-HMI/RTX also features:

• WinCC flexible 2008 RT visualization system

Optional

• SIMATIC WinAC Open Development Kit (ODK):
  • For integrating C/C++ code in SIMATIC WinAC RTX
  • For integration of external software (technology programs) or PC components (e.g. scanners, PC cards)