The HMIST6400 is a touch panel screen from the Harmony ST6 range, designed for human-machine interface (HMI) applications. It features a 7-inch color TFT LCD with an 800 x 480 pixel WVGA resolution, a single-touch analogue resistive panel, and is powered by an 800 MHz ARM Cortex-A8 processor. Equipped with 1 GB of device memory, it offers extensive connectivity through two Ethernet ports, two serial COM ports (RS232C and RS485), one USB 2.0 Type A port, and one USB 2.0 micro B port. Operating on a 24V DC supply, this HMI is configured using EcoStruxure Operator Terminal Expert software and supports various industrial protocols, making it a versatile solution for machine control and data visualization.