Thông số kỹ thuật màn hình AB Panelview: The 2711P-B12C4D1 operator interface terminal is an Allen-Bradley/Rockwell Automation operator interface terminal from the Panelview Plus 1250 series. It is a DC-powered operator interface terminal with an input voltage range from 18 to 32 Volts DC. The 2711P-B12C4D1 operator interface terminal has a touchscreen and a keypad for input. The touchscreen is 12 inches wide and it supports color graphics. The 2711P-B12C4D1 operator interface terminal supports the Ethernet network and serial communication.