Controllino Maxi Automation pure is a freely programmable Arduino® standard and Arduino® software compatible PLC control for private and industrial use according to EN 61010-2-201.Controllino serves as an electronic control unit and is designed for maximum compatibility. The device not only has all the common connections, but can also be programd completely from scratch. This means that there are virtually no limits to its use.The Controllino is programd with the Arduino® IDE. This opensource development environment is a C compiler that has already pre-implemented the basic functions and facilitates programming in C. In addition, there are many libraries that simplify programming.This text is machine translated.