Photo-electric switch

From International Dictionary of Marine Aids to Navigation
Revision as of 00:27, 25 February 2009 by Oferiks (talk | contribs) (1 revision)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search

6-8-225

A device that is sensitive to light and is designed to operate a switch at a predetermined value of incident illuminance.




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)