AS4024.2 provides guidance on design specification, ratings on integrity and reaction times. Manufacturers’ specifications for installation and maintenance must also be observed. Specialist assistance may be required by experienced professionals to ensure the correct selection and installation of presence sensing systems. Companies who manufacture or supply these systems also provide technical support and installation assistance.
Accidental start-up, or movement of a machine mechanism, can occur: • if control levers or buttons are bumped or knocked • if a short circuit of the control system occurs • when hydraulic or air pressure is released • when undoing retaining bolts. The word machine is derived from the Latin word machina. The modern meaning of the word is influenced due its specialized application in the military siege engines. They are also used in the stage engines, which are used in theater.
Equipments basically serve as tools, essential for the mechanical needs, to repair a machine. They are the most important items that have enabled the ancient humans to climb to the top of the food chain. They are things which help in the acquirement of any desired substance.
Working at height. Providing people with a suitable work platform for the task being undertaken reduces the risk of injury from falling from machinery and equipment. Often safe access equipment, made available during installation of machinery and/or equipment, is removed after commissioning.