Fluke Thermometer 576 Manuel d'utilisateur télécharger pdf (Page 16)

576

Emissivity - Unknown Value

adjust the unit’s emissivity value for a

material with unknown emissivity, plug in the

probe.

Pull the unit’s trigger. Place the measuring

tip of the probe on the area to be measured.

ait for the reading to stabilize.

Release the trigger.

Note the indicated probe temperature reading.

Pull the trigger again. Measure the same area

using infrared measurement.

Press the emissivity button. Use the Up and

Down keys to select the material name “Free”

which will be shown in the display. Press the

emissivity button again until the emissivity sign

flashes. Use the arrow keys to change the

emissivity value until the temperature matches

the probe’s reading.

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Fluke Thermometer 576 Manuel d'utilisateur Page 16