Thông số kỹ thuật màn hình AB Panelview: The Allen-Bradley 2711P-K7C4A9 terminal is an operator interface terminal from the Bulletin 700 product line within the Panelview Plus 6 series. The 2711P-K7C4A9 operator interface terminal�s memory capacity includes 512 MB of RAM and 512 MB of nonvolatile memory which includes about 79 MB of free user memory. It is also equipped with a 6.5-inch color display screen and RS-232 and Ethernet ports. The 2711P-K7C4A9 operator interface terminal can operate in an ambient temperature range from 32 to 131 degrees Fahrenheit.