An electronically controlled automatic feeder is described. Servo techniques are used to keep a weighing machine in continuous balance. The operation is discussed and circuit details are described.
Get full access to this article
View all access options for this article.
References
1.
BentonW. A.1927Chemistry and Industry, Vol. 46, p. 764, ‘Weighing in the Chemical Industries’.
2.
BrownG. S.CampbellD. P.1948‘Principles of Servo-mechanisms’ (John Wiley and Sons, New York).
3.
ConsidineD. M.1948‘Industrial Weighing’ (Reinhold Publishing Corporation, New York).
4.
Den HartogJ. P.1934‘Mechanical Vibrations’ (McGraw-Hill, London and New York).
5.
GardnerM. F.BarnesJ. L.1942‘Transients in Linear Systems’ (John Wiley and Sons, New York).
6.
PooleyF. H.1929Chemistry and Industry, Vol. 48, p. 1152, ‘Some Notes on Weighing and Weighing Machines’.
7.
RutherfordC. I.1950Proc. I.Mech.E., Vol. 162, p. 334, ‘The Practical Application of Frequency Response Analysis to Automatic Process Control’.
