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SIEMENS S-7 have.7% ,Rockwell Automation with.6% ,Mitsubishi have.9 ,Schneider.9% and Omron6.6%
programmable logic control system use to control process.SIEMENS S-7 mostly used plc in industry
Omron plc is used in industries. because the plc is cheap & best to communicate to the systems.
programming logic control used in industry for process control