photoelectric liquid-level indicator
photoelectric liquid-level indicator
[¦fōd·ō·i′lek·trik ¦lik·wəd ¦lev·əl ′in·də‚kād·ər] (engineering)
A level indicator in which rising liquid interrupts the light beam of a photoelectric control system; used in a tank or process vessel.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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