Options for CPU Units CP1H :CP1W-CIF01,CP1W-CIF11,CP1W-CIF12,CP1W-CIF41,CP1W-DAM01,CP1W-ME05M

- RS-232C Option Board, Specification Can be mounted in either CPU Unit Option Board slot 1 or 2 : CP1W-CIF01

- RS-422/485 Option Board, Specification Can be mounted in either CPU Unit Option Board slot 1 or 2 : CP1W-CIF11

- RS-422A/485 (Isolated-type) Option Board Specification Can be mounted in either CPU Unit Option Board : CP1W-CIF12

- Either Option Board, Specification Can be mounted in either CPU Unit Option Board slot 1 or 2 *  : CP1W-CIF41

- LCD Option Board , Specification Can be mounted only in the CPU Unit Option Board slot 1  : CP1W-DAM01

- Memory Cassette, Specification Can be Used for backing up programs or auto-booting  : CP1W-ME05M