9 Electric, electronic, optical, measuring, signaling, checking, regulating and control apparatus, instruments and installations, in particular with safety components, namely, electrical bus couplers, electrical bus terminal controllers, [ man-machine computer interface boards, electrical connectors, ] digital input/output terminals for data processors, [ and optical filters; ] apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, in particular with safety components, namely, electrical bus couplers, electrical bus terminal controllers, [ man-machine computer interface boards, electrical connectors, ] digital input/output terminals for data processors, [ optical filters, and digital input and output scanners; ] power amplifiers, in particular with safety components; data processing equipment and computers, networks, network components and network interfaces, in particular with safety components, namely, [ counters for data processors, ] analog input/output computer terminals, computer terminals for angular position displacement measurement, computer sensor interfaces, encoder interfaces, computer communication terminals, computer system terminals, bus end terminals for computers, computer voltage supply terminals, [ potential distribution terminals for computers, shield terminals for computers; ] process control systems comprised of computer hardware; computer programs for controlling, regulating, optimizing, diagnosing, in particular for the safe control, safe regulation, safe optimization, safe diagnosing of machines and installations, in particular the aforesaid goods with safety components, computer software for implementing safety measures, network-based computer programs, computer programs for transmitting safety-related signals; [ computer programs recorded on data carriers for controlling the operation of industrial machinery; control instruments and components, namely, digital input and output scanners ] *all the aforementioned goods not for construction and mining equipment, diesel generator sets, natural gas generator sets and industrial gas turbines*