Ключевые слова: alarm button, automation, background, button, cable, cargo, construction, control, controller, copyspace, crane, device, direction, electric, electrical, elevator, engineering, equipment, factory, hand terminal, heavy, hoist, indoors, industrial, industry, lift, lifting, machine, manual, manufacture, manufacturing, metal, nobody, operating, operation, overhead, panel, pendant, pendent, petrochemical, plant, production, remote, remote control, service, tool, warehouse, work, workplace, workshop,