Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley/Rockwell Automation 2711P-B12C4A2 terminal is an AC-powered Panelview Plus 1250 operator interface terminal. It operates at 100 to 240 Volts AC input voltage. The 2711P-B12C4A2 operator interface terminal can be controlled through either its touchscreen or its keypad. The touchscreen is a 12-inch color touchscreen and the keypad features several programmable function keys. The 2711P-B12C4A2 operator interface terminal supports serial communication and Ethernet communication.