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Compare following temperature transducers with respect to their characteristics, measurement range, applications:RTD, Thermocouple and Thermistors
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Parameters Thermocouple RTD Thermistor
Cost Low High Low
Measurement Range Very wide -350oF +3200oF
Wide -400oF+1200oF Short to medium -100oF +500oF
Interchange ability Good Excellent Poor to fair
Long-term Stability Poor to fair Good Poor
Accuracy Medium High Medium
Repeatability Poor to fair Excellent Fair to good
Sensitivity (output) Low Medium Very high
Response Medium to fast Medium Medium to fast
Linearity Fair Good Poor
Self Heating No Very low to low High
Point (end) Sensitive Excellent Fair Good
Lead Effect High Medium Low
Size/Packaging Small to large Medium to small Small to medium
Applications Steel industry, thermoelectric cooling Surface mount sensors and Immersion sensor Current limiting device, degaussing coil
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