2711P-B6C5A8 This HMI (Human Machine Interface) device is commonly used to monitor and control processes and equipment in automation systems. It has a touchscreen and user interface for displaying real-time data, operating control panels, setting parameters, etc. Allen-Bradley is a well-known supplier of automation solutions for a wide range of industrial control and automation applications. If you have further questions about this HMI, I will endeavour to help.