① Power connector
② Removable user wiring connectors
(behind the doors)
② Memory card slot under top door
③ Status LEDs for the on-board I/O
④ PROFINET connector (on the bottom
of the CPU)
The different CPU models provide a
diversity of features and capabilities that
you create effective solutions for your
varied applications. For detailed
information about a specific CPU, see the
technical specifications (Page 279).