| These handle data exchange with the PROFINET IO controller in the PLC |
| Integrated 2-port switch for line topology |
| Maximum 30 I/O modules |
| Shortest bus cycle 250 us |
| FW update |
| Linking to the isochronous task of the CPU |
| Prioritized fast startup (FSU) with max. 12 I/O modules |
| Media redundancy protocol (MRP) |
| Shared device on up to two IO controllers (when configuring using GSD file, depends on the respective configuration tool) |
| Omission of SIMATIC memory card (SMC), IM replacement without PG using LLDP |
| Operation of F-modules and PROFIsafe |
| Submodule granular shared device with up to 2 IO controllers |
| Configuration control (option handling) |
| Module shared input and module shared output (MSI/MSO), i.e. the inputs or outputs of a module can be made available simultaneously to up to 2 IO controllers |
