• A02B: Series code of FANUC CNC control system, representing the general platform of FANUC numerical control hardware.

• Middle digit group: Base hardware model code, defining the basic circuit layout, board size and hardware structure of the PCB board.

• Suffix letter & number (Cxxx / Kxxx / Bxxx): Functional configuration and interface version code, used to distinguish different I/O definitions, circuit functions and application scenarios.

• #A / #B (if any): Revised version code, indicating updated hardware optimization, minor circuit upgrade or factory batch specification.

Code Explanation

• A02B: FANUC CNC system series identifier

• Middle Number: Base hardware model code

• Suffix Code (C/K/B + digits): Function configuration and interface version code

• # Suffix (if applicable): Hardware revision and factory specification code