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The standards of the thermocouple

2020-11-12

JVTIA

185

Thermocouple specifications

a first-class standard thermocouple first-class standard platinum rhodium 10 - platinum thermocouple ( WRPB―1） One is the temperature measurement standard device. First-class standard thermocouple thermocouple series moderately high, good physical, chemical, good low temperature oxidation resistance and thermoelectric emf stability and reproducibility are good thermocouple. A first-class standard thermocouple used in verification second-class standard thermocouple ( WRPB―2）。

second-class standard thermocouple second-class standard platinum rhodium 10 - platinum thermocouple ( WRPB―2） It is also one of temperature measurement standard device. Second class standard thermocouple is moderately higher thermocouple series, good physical, chemical, good low temperature oxidation resistance, the stability of the thermoelectric emfs and reproducibility are good thermocouple. Second class standard thermocouple used in verification for industrial thermocouple verification and 300 - 1300 ℃ in the field of precise measurement.

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