Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley/Rockwell Automation 2711P-B12C4D7 operator interface terminal has been designed and manufactured as part of the Panelview Plus 1250 terminal series. It comes with 2 input and control options which are a keypad and a touchscreen. The 2711P-B12C4D7 operator interface terminal’s keypad includes navigation arrow keys, number keys, and command keys as well as several programmable function keys. Its touchscreen has color graphics and it measures 12 inches across. The 2711P-B12C4D7 operator interface terminal is a DC terminal with an operating voltage range of 18 to 32 Volts DC.