pH_METER

Published:2009/7/17 3:16:00 Author:Jessie | From:SeekIC

Beckman model W industrial-type pH meter is d-c amplifier designed for measuring potentials generated by pH-sensitive electrodes. Output will drive most recorders.R32 is used only with 4 to 14 pH meter, and R33 only with -1 to 9 pH meter.-G. C. Car. roll, Industrial Instrument Servicing Handbook, McGraw-Hill, N.Y., 1960, p 7-4.



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