Thông số kỹ thuật màn hình AB Panelview: The 2711P-K6C20A9 operator interface terminal is an AC-powered interface terminal that has been designed and manufactured by Allen-Bradley/Rockwell Automation. It is a member of the Allen-Bradley Panelview Plus 600 series of operator interface terminals. The 2711P-K6C20A9 operator interface terminal has extended features that include an RS-232 communication port, an Ethernet communication port, a host USB port, and a device USB port. The 2711P-K6C20A9 operator interface terminal�s memory capacity includes 256 MB of RAM, and 512 MB of nonvolatile memory which includes about 73 MB of free user memory.