Unitronics Vision™ V230-13-B20B PLC + HMI is an advanced programmable logic controller (PLC) with an integrated graphic operator panel. Equipped with snap-in I/Os to create an all-in-one unit, the Vision230 expands up to 316 I/Os. The V230-13-B20B specs include a 3.2" Graphic Display (128X64), + keyboard, CAN, 1 RS232, 1 RS232/485, and 12/24VDC.