2711-B5A8X AB Panelview 550 Touchscreen/Keypad
The Allen Bradley 2711-B5A8X PanelView 550 features a 5.3-inch monochrome display (256x128 pixels) with touchscreen and keypad. It supports DH+ and RS-232 communication, and operates on 100-240 VAC, 50/60 Hz. Discontinued by the manufacturer.