Thông số kỹ thuật màn hình AB Panelview: The 2711-NM4 module is an EEPROM memory module that has been designed and manufactured by Allen-Bradley. It is manufactured by Allen-Bradley within the Panelview 1200 series of terminals and components. The 2711-NM4 EEPROM memory module is only designed to be used with Series F Panelview 1200 terminals. Its memory capacity is 128 KB. This means that the 2711-NM4 EEPROM memory module has one of the largest memory capacities available in the Panelview 1200 series.