Beckhoff Automation cx2500-0070

The system modules are connected to the CPU on the left-hand side via a multi-pin connector. Internally they are connected via PCI Express. For the CX20xx family, up to four modules can be connected in any order. One module can be connected to CX52x0, CX53x0 or CX56x0. The CX2500-0070 USB module adds up to four further USB?3.0 interfaces.