Control panels of the Simatic TD 400C series are a special device for the operative interaction of an operator with a SIMATIC S7-200 programmable controller. Self-design of the front panel allows you to adapt the display to the specific conditions of its use. Displaying message texts, interacting with a control program or setting the values of inputs and outputs Direct connection to the CPU via a network cable; Built-in battery (accumulator); Doesn't require separate software for configuration; The ability to change the design of the front panel; Adjustment of addresses and contrast is performed through the standard menu;