The 2711P-B6C5D9 is a human machine interface (HMI) model from Allen-Bradley. It is a model in the PanelView Plus 6 Compact series for HMI operation and monitoring of industrial automation systems. This model offers a 6-inch colour touchscreen for communication with the controller and data display capabilities. It features a variety of communication interfaces, such as Ethernet, serial and USB, for easy connection and integration with other devices, and the HMI can be customised and programmed through configuration software to meet the needs of different applications.