Instrumentation Engineering · Instrumentation
What is the primary advantage of using a two-color (ratio) pyrometer instead of a total radiation pyrometer for industrial temperature measurement?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It eliminates the need for any optical lenses or filters in the measurement system
- 2It is specifically designed to measure temperatures below 0°C
- 3It is insensitive to variations in target emissivity as long as the emissivity is constant across the two selected wavelengths✓
- 4It can measure the temperature of objects without requiring a direct line-of-sight
Correct answer
It is insensitive to variations in target emissivity as long as the emissivity is constant across the two selected wavelengths
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