SIMATIC ET 200MP,multi-fieldbus interface module, IM 155-5 MF HF, EtherNet/IP and Modbus TCP, 2 flexible ports via plug-in SIMATIC BusAdapter (sold separately), max. 30 I/O modules, multi-hot- swap with active backplane (sold separately), IRT with 250 µs, shared device with 4 controllers (1440 bytes each), 256 bytes per I/O module, MRP, MRPD, S2 redundancy, PN security class 1, optional cable grip (sold separately) PN security class 1, optional cable grip (sold separately)