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Thermocouple-multiplex-system

2017-08-19 16:32  
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To decouple the sensors from the meter amplifier, either a reference junction at ooc or a bucking voltage set at room temperature may be used. The latter method is simpler, but is sensitive to changes in ambient temperature.
Thermocouple-multiplex-system

The table above shows the output voltage vs temperature of several common types of thermocouples.



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