Thông số kỹ thuật màn hình AB Panelview: The 2711P-B4C5D8 is a PanelView Plus 6 Operator terminal. It is part of the Visualization product catalog that is manufactured by Allen-Bradley. It functions as a Human Machine Interface (HMI), featuring a monochrome display measuring 3.5 inches with a resolution of 320 x 240 pixels. It comes with a Touchscreen and Keypad operator interface; RS232 communication port supporting DF1 protocol; USB ports for attachment of peripheral devices such as keyboard, mouse, and USB removable drive. This terminal operates at an input supply voltage of 18-30 VDC, 24 VDC, nominal.