No English Term
An automatic apparatus which lights and extinguishes a light as required.
Note 1: Several types of apparatus for this purpose exist. See for examples 2-4-150, 2-4-155, 2-4-160.
Note 2: The French term Economiseur is used for such apparatus when the light is a gas or vapour burner.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
Number of cells
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM