Answer / satya

temp transmitter :-- 1st of all temp trans mitter is
connected to thermocouple or bed thermocuple or rtd , from
these thing mV IS coming .after that to operate transmitter
we give 24VDC . then temp erature shows in the
transmitter , for calibration we use hart communicater ,
temperature indiacator is calibrated by temperature bath ,
putting the TI to temp bath and get the reading if gauge
is faulty then adjust the spring in diafagram

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