This product is part of the Modicon M258 range, an offer of logic controllers for high performance machine builders.It has 42 logic I/O and it is supplied with 24V dc, and embeds 5 communication ports, 1 RS232/RS485 serial link, 1 USB mini-B programming port, 1 USB type A program transfer port, 1 Ethernet port and 1 CANopen port. Plus 2 free slots PCI.It is supplied with I/O modules with a removable terminal block with locking lever and a display block showing the I/O states, power supply module with removable terminal block and locking lever.This controller embeds a performant CPU (22ns/inst), several communication ports as Ethernet