56(2) Potentiometric compensation methods. 53(s) Temperature of the cold junctions of thermocouples. 48(i) Deflection potentiometer graduated to read It is to be emphasized thatno attempt is made to designate the best instrument for any given purpose, as this depends upon so manyfactors, such as accuracy required, cost, adaptability to working conditions, that it is necessary for theuser to decide with the aid of the technical information given which particular instrument will most.satisfactorily meet his needs.Ĥ Technologic Papers of the Bureau of Standards The adaptability of the several instruments to the various applications of high temperature measurement.as well as to secure the moat efficient use oj the instruments when installed. View to making available to the users of such instruments information which is essential to determining 47Ī Throughout this paper important technical features of different instruments are considered with a 46(2) Northrup's method applied to continuously de-įlecting instruments.
33(3) Galvanometer with variable series resistance. (x) Resistance of indicating instruments. 18(3) Principles underlying the action of pressureĢtherm ometers. 18(2) Materials and pressures employed in liquid- and 17(i) Liquids used in vapor-pressure thermometers.
Filling high-temperature thermometers under pressure. 145- Other sources of error in use of high-temperature mercurial Emergent-stem error of mercury in glass thermometers.
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