Simatic PC Adapter USB A2

The is one of those unassuming pieces of industrial hardware that represents a fascinating intersection of legacy engineering and modern connectivity.

  • Test communication with a PLC using a simple read/write or device info query.

    • 4. Known Issues on Windows XP

    : The adapter should come with a 5m USB cable and a 0.3m MPI/DP cable.

    PG/PC Interface:

    After installation, go to "Set PG/PC Interface" in your Control Panel. Manually select MPI or Profibus rather than "Auto," as "Auto" is often unreliable for these adapters.