PLC (Programming Logic Control) is used for automation in different type of industries for increasing prodcutivity, improving quality and reduces maintenance. PLC replaces conventional relay logic control. About PLC Training in Gurgaon [Main Unit Gurgaon] :: PLC main unit was started by G.S. Chaudhary In Gurgaon In 2006 For Technical skill Development & Industrial warking Employees & ITI /Dip/ B Tech Students.