Yes ,your computer knows how-but your sensors tell it when, where and how much.
Our non-contact infrared temperature solutions provide the steel industry with cutting-edge technology, ease-of-use and dependability when monitoring critical parameters for productivity and product quality. These Solutions are used throughout the steel manufacturing process, where accurate temperature monitoring is required for control.

Why use Infrared Pyrometer to measure temperature in application? Infrared pyrometers allow users to measure temperature in applications where conventional sensors cannot be employed. Specifically, in cases dealing with moving objects (i.e., rollers, moving machinery, or a conveyer belt), or where non-contact measurements are required because of contamination or hazardous reasons (such as high voltage), where distances are too great, or where the temperatures to be measured are too high for thermocouples or other contact sensors.
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The advanvantage of this pyrometer is that it can be fixed in one position without any movement for different diameter target detection giving out exact temperature of the metal with the help of Knob Settings as Above.