Electrical and electronic apparatuses, namely, for the actuation and control of pneumatic and hydraulic plants and apparatuses, in particular of compressors and valves and elements namely, sensors, valves, and computers for the regulation and monitoring of pneumatic and hydraulic plants and apparatuses namely, compressors for compressing gas and hydraulic liquids, in particular of compressors and valves; control or monitoring apparatuses for the generation, processing, monitoring, treatment, ...