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The term collective (also known as conventional) can relate to either;

  1. a method of operation of an actuating device such as a fire detector; or
  2. a form of wiring system circuit that supports an actuating device of the same type.

In this arrangement a collective actuating device provides logical (alarm) state signal from one or more actuating devices on a circuit to the fire detection control and indicating equipment.


In preparing this definition, we have drawn from various sources including Legislation, Codes, Standards and industry information, research and knowledge.  Like the english language, these definitions may subtly change from time to time. As such these definitions are provided solely on the basis that users will be responsible for making their own assessment of the definition and and are advised to verify all relevant representations, statements and information.