Operating Voltage Max. V = 5 / Baud Rate Max. Kbps = 64 / Programming Language Used = Ladder Diagram (LD) / Programming Language Used = Structured Text (ST) / Data Memory = 64000 Words / Communication Interface Type = RS-232C / Real-Time Clock = Yes / Mounting Type = DIN Rail Mount / Expandability = Yes / Battery Backup = Yes / Program Capacity = 30000 Steps / Series = CS1