Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley 2711P-K4C5A8 operator terminal is a keypad-controlled operator terminal from the Panelview Plus 6 series. It does not come with any extended features or with support for the Ethernet communication network. The 2711P-K4C5A8 operator terminal features a 4-inch display screen that can support full color graphics. It is AC-powered and controlled by a keypad with arrow keys, number keys, and programmable function keys. The 2711P-K4C5A8 operator terminal comes with a host USB port and a device USB port.