Siemens SIMATIC PG - Device Properties and Function

PC Adapter USB A2
Operating Instructions, 07/2022, C79000-G8976-C293-03
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Description of the device
1
1.1 Properties of the PC Adapter USB A2
The PC Adapter USB A2 can be operated on USB V1.1, V2.0 or V3.0 interfaces. The PC Adapter
USB A2 supports the common energy-saving modes (for example hibernate mode).
Note
The PC Adapter USB A2 is compatible with its predecessor product "PC Adapter USB".
1.2 Function
The PC Adapter USB A2 connects a PC via a USB interface with the MPI/DP interface of an
S7/M7/C7 system.
Since no internal slot is required for the connection, the PC Adapter USB A2 is also suitable for
PCs that cannot be expanded (for example notebooks).
Figure 1-1 Configuration with PC Adapter USB A2
Note
Only one PC Adapter USB A2
Only one PC Adapter USB A2 can be operated on a PC.