Ключевые слова: alarm, automation, av, board, button, chip, circuit, circuitry, computer, connection, control, controller, cpu, device, digital, electric, electrical, electricity, electronic, emergency, equipment, factory, icon, industrial, industry, instrument, interface, key, led, light, logic, machine, off, on, panel, plant, plc, power, process, processor, programmable, ready, reset, safety, start, stop, switch, switchboard, system, technology,