Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley 2711P-K12C4D7 terminal is an operator interface terminal from the Allen-Bradley/Rockwell Automation Panelview Plus 1250 series. It is controlled by a keypad, it supports color graphics, and it uses DC voltage. The 2711P-K12C4D7 operator interface terminal�s DC input voltage rating is 18 to 32 Volts. Its keypad includes navigation keys, command keys, and number keys, and function keys that can be programmed by the users. The 2711P-K12C4D7 operator interface terminal has 2 Ethernet ports for connecting to external devices and several communication ports for communicating with other machines.