Close Loop Controller for Milling Machines is designed with 512k byte program memory capacity. The Close Loop Controller has an inbuilt PLC 24 DI/16 DO, expandable I/O, 32DI/32DO that offers CRO command and allows the user to use 9999 variables to calculate such as Plus, Minus, Time, Divide, And, Or etc. The Close Loop Controller is available with a flash Rom structure with easy connection facilities. Close Loop Controller for Milling Machines are provided with USB disk to facilitate ease of operation.