The SIMATIC HMI TP400 Basic Keyless (6AV2143-6DB00-0AA0) is a basic panel from Siemens’ SIMATIC HMI series featuring touch-only operation. Its 4-inch TFT display supports 65,536 colors and comes with a PROFINET interface. The panel is configurable via WinCC Basic V13 or STEP 7 Basic V13 and includes open-source software provided free of charge (see enclosed CD). With a net weight of 0.462 kg and packaging dimensions of 12.80 x 20.10 x 5.20 cm, it is used in industrial automation projects, such as basic machine control or monitoring systems.