Q6 A PT100 platinum resistance thermometer has the following abbreviated data: R4 R3 Sk IT Temp Resistance (n) 100 119.4 138.51 vs (°C) O Vout 15V 50 100 R2 100 R1 PRT a) Calculate the output of the bridge circuit at the three temperatures in the table. b) Explain what is meant by lead resistance and how can this be compensated for? c) What are self-heating effects and how are they avoided?

Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter4: Transmission Line Parameters
Section: Chapter Questions
Problem 4.2P: The temperature dependence of resistance is also quantified by the relation R2=R1[ 1+(T2T1) ] where...
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A PT100 platinum resistance thermometer has the following abbreviated data:
R4
R3
Temp Resistance
(n)
100
119.4
vs
(°C)
15V
Vout
50
R2
100
138.51
R1
100
PRT
a) Calculate the output of the bridge circuit at the three temperatures in the table.
b) Explain what is meant by lead resistance and how can this be compensated for?
c) What are self-heating effects and how are they avoided?
Transcribed Image Text:Q6 A PT100 platinum resistance thermometer has the following abbreviated data: R4 R3 Temp Resistance (n) 100 119.4 vs (°C) 15V Vout 50 R2 100 138.51 R1 100 PRT a) Calculate the output of the bridge circuit at the three temperatures in the table. b) Explain what is meant by lead resistance and how can this be compensated for? c) What are self-heating effects and how are they avoided?
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