WHAT IS DIFFERENCE BETWEEN TWO WIRE RTD AND THREE WIRE RTD?
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Answer Posted / yugesh shah
Commonly 2 wire rtd used wher the place rtd installed and control room where indicated the temperature is not so far
But where indicator and rtd is in distance the third wire which is known a s compensation wire is used to stop of the effect of temperature which is in atmosphere and in process area...so if u wanna exactly temperature then should use 3 wire rtd
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