Emissivity Values - geo-FENNEL FIRT 550-Pocket Mode D'emploi

EN
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EMISSIVITY VALUES

Material
Asphalt
Concrete
Cement
Sand
Earth
Water
Ice
Snow
Glass
Ceramic
Marble
Plaster
Mortar
Brick
TEMPERATURE UNITS
Measured temperatures will be indicated in °C or °F. Open handle grip and switch from °C to °F. Close
handle grip again.
MAX TEMPERATURE INDICATION
The display shows the maximum temperature measured during measuring procedure (from pulling to
releasing the trigger (display icon 8).
Note:
In case of large fluctuation of temperature (if instrument has been stored in cold area and is to be used
in warm area – or the other way round - wait some minutes before carrying out measurements
14
Emissivity
0,90 – 0,98
0,94
0,96
0,90
0,92 – 0,96
0,92 – 0,96
0,96 – 0,98
0,83
0,90 – 0,94
0,90 – 0,94
0,94
0,80 – 0,90
0,89 – 0,91
0,93 – 0,96
Material
Cloth (black)
Human skin
Lather
Charcoal
Lacquer
Lacquer
Rubber (black)
Plastic
Timber
Paper
Chromium ox.
Copper ox.
Iron ox.
Textiles
Emissivity
0,98
0,98
0,75 – 0,80
0,96
0,80 – 0,95
0,97
0,94
0,85 – 0,95
0,90
0,70 – 0,94
0,81
0,78
0,78 – 0,82
0,90