Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley 2711-KA1 terminal is an operator interface terminal from the Panelview 1200 series. The 2711-KA1 operator interface terminal is controlled through a keypad and it has an amber-colored screen. It can be mounted on a panel or on a 19-inch rack, and it should only be used indoors because it only has a NEMA 4X environmental protection rating. The 2711-KA1 operator interface terminal’s keys are rated for approximately 2 million presses and 16 ounces of actuation force.