one rtd sensor which is connected at middle of distillation
column where actual temp. is 100deg but when we tight this
sensor at thermowell end it goes down to 90 deg & when
remove from the thermowell(but sensor end dipped in well)
showing actual reading, what is reason?

Answer Posted / nitin

i want again clear my question that, rtd showing 100 deg temp. & it is ok, but as soon as i tight the length adjustment screw that is on rtd rod to the thermo well, temp. suddenly dropped down to 90 deg, what's reason
and again i untightened that screw and kept apart from thermo well, It again showing the correct reading. what's reason

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