Thông số kỹ thuật màn hình AB Panelview: The 2711P-K4C20A8 operator interface terminal is an Allen-Bradley/Rockwell Automation Panelview Plus 400 series operator interface terminal. It comes with a display screen that is only 3.5 inches wide. However, this screen supports color graphics that can be used to display the 2711P-K4C20A8 operator interface terminal�s application data clearly. This terminal and the machine that it is acting as an interface for can be controlled through the terminal�s keypad. The 2711P-K4C20A8 operator interface terminal operates at 100 to 240 Volts AC input voltage and at 50 to 60 Hertz input frequency.