Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley 2711P-T7C4D7 terminal is a DC-powered operator interface terminal. It has been manufactured as part of the Allen-Bradley Panelview Plus 700 series of interface terminals. The 2711P-T7C4D7 operator interface terminal has a nominal voltage rating of 24 Volts DC and an input voltage rating of 18 to 30 Volts DC. It features a logic module, an RS-232 communication port, an Ethernet communication port, and a touchscreen with color graphics. The 2711P-T7C4D7 operator interface terminal operates at 0 to 55 degrees Celsius and it can be stored at -25 to 70 degrees Celsius.