Allen-Bradley 2711-K5A5X PanelView Plus HMI Display

Allen-Bradley 2711-K5A5X PanelView Plus HMI Display is a 5.5-inch monochrome PanelView 550 operator terminal with a 256 x 128 pixel LCD and a stainless-steel domed membrane keypad featuring 10 function keys, designed for PLC operator interfaces in industrial environments. It provides RS-232 (DH-485) serial communication and supports a battery-backed real-time clock, ATA memory card, and memory of 170 KB runtime with 240 KB nonvolatile RAM for objects and text; it can be powered from 85–264 VAC (47–63 Hz) or 18–30 VDC (24 V nominal), with up to 18 W power consumption. Firmware for this model is 4.46 (BIN 3.2.5), and the Series H designation identifies its legacy PanelView 550 lineage within the 2711-K5A family.