Siemens PLC for Paving block machine

block making machine parts :Siemens PLC 

S7-200 smart CPU module body integrates one Ethernet interface and one RS485 interface by expanding CM01 signal board. The number of communication ports can be increased to 3 at most. It can meet many needs of small automation equipment connecting touch screen, frequency converter and other third-party equipment.

Siemens S7-200 PLC series all-in-one machine PLC has the following models: cpu221, cpu222, cpu224, cpu224xp, cpu226. These five models have a total of 10 specifications of CPU and other expansion modules