Liquid Level Controller (the 6th)

Published:2011/7/7 21:20:00 Author:Felicity | Keyword: Liquid Level Controller | From:SeekIC

Work of the circuit The circuit consists of power circuit, liquid level detection circuit and control implementation circuit. (It is showed in picture 8-104.) Power circuit consists of Knife switch Q, fuse FU, power transformer T, rectifier diode VDl-VD4, current limiting resistor Rl and R5, filter capacitor Cl and voltage diode VS. Liquid level detection circuit consists of high level electrode H, low level I electrode and the main electrode M. Control implementation circuit consists of transistor V, Relay K, time-base integrated circuit IC, diode VD5-VD8 and external RC components.



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