Thông số kỹ thuật màn hình AB Panelview: The 2711-K14C9 operator interface terminal is manufactured by Allen-Bradley/Rockwell Automation as a member of the Panelview 1400 series of standard operator terminals. It supports full color graphics and it has a display screen which is 14 inches wide. The 2711-K14C9 operator interface terminal operates on AC power and it has a voltage range between 85 and 264 Volts AC. The communication port built into this terminal is an RS-232 and DH-485 port. The 2711-K14C9 operator interface terminal has a keypad as its control and input option.