Simatic Pc Adapter Usb A2 Driver Download May 2026

This review is written from the perspective of an automation engineer or Siemens PLC technician. 1. Product Context The Siemens SIMATIC PC Adapter USB A2 (6GK1571-0BA00-2AA0) is a programming interface (PG/PC interface) that connects a standard USB port on a computer to the MPI (Multi-Point Interface), PROFIBUS, or PPIs of a Siemens PLC (S7-200/300/400). Unlike its predecessor (RS232-based), the A2 is native USB.