Thông số kỹ thuật màn hình AB Panelview: The 2711-B5A3L1 operator terminal is an Allen-Bradley/Rockwell Automation standard operator terminal. It is part of the Allen-Bradley Panelview 550 series of standard operator terminals. The 2711-B5A3L1 standard operator terminal has a 5-inch display screen that shows application data in blue monochrome graphics. It operates with DC power and it has a DH-485 communication port. The 2711-B5A3L1 standard operator terminal is equipped with both a keypad and touchscreen for input and control.