Indicators (electricity); data processing apparatus and computer for the remote control and/or diagnostic of industrial operations; terminals (electricity) for electric conductors, in particular connecting terminals and terminal strips, in particular such, which are engageable on a top-hat rail; electric and electronic components, devices and apparatuses; electrical installations for remote control and/or diagnostic of industrial operations; electronic publications, downloadable; housings for electric and electronic installations; devices for data transmission; transmitter and receiver of electronic signals; software and computer programs, in particular for the remote control and/or diagnostic of industrial operations; converters, electric; monitoring apparatus, electric; distribution boxes (electricity); distribution boards (electricity); as included in this class