CX2500-0031 | Serial Interface RS485/RS422 for CX20xx, CX52x0, CX53x0, CX56x0

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 toCX52x0, CX53x0 or CX56x0.