THERMOCOUPLE_MULTIPLEX_SYSTEM

Published:2009/7/7 23:33:00 Author:May | From:SeekIC

ANSI SYMBOL T Copper vs Constantan E Chromet vs Constantan J Iron vs Constantan K Chrornel vs Alumel G Tungsten vs Tungsten 26％Rhenium c TUNgsten 5% Rhenium vs Tungsten 26％Rhenium R Platlnum vs Platinum 13％Rhodium S Platinum vs Platinum 10％Rhodium B Platinum 6% Rhodium vs Platinum 30% Rhodium Not ANSI Symbol To decouple the sensors from the meter amplifter, either a reference junction at 0°C or a bucking voltage set at room temperature may be used. The latter method is simpler, but is sensitive to changes in ambient temperature The table above shows the output voltage vs temperature of several colmmon types of thermocouples.



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