Arexx PRO-PT100 Temperature Sensor PRO-PT100 ユーザーズマニュアル
製品コード
PRO-PT100
53
Table 1: Typical emissivity coefficient values
Material
Emissivity
Aluminum,
polished
0.05
Aluminum, rough surface
0.07
Aluminum, strongly oxidized
0.25
Asbestos
board 0.96
Asbestos
fabric 0.78
Asbestos
paper 0.94
Asbestos
slate
0.96
Brass,
dull,
tarnished
0.22
Brass,
polished 0.03
Brick,
common 0.85
Brick,
glazed,
rough
0.85
Brick, refractory, rough
0.94
Bronze, porous, rough
0.55
Bronze,
polished
0.10
Carbon, purified
0.80
Cast iron, rough casting
0.81
Cast
iron,
polished
0.21
Charcoal,
powdered
0.96
Chromium,
polished
0.10
Clay, fired
0.91
Concrete
0.54
Copper,
polished,
0.01
Copper, commercial burnished
0.07
Copper,
oxidized
0.65
Copper, oxidized to black
0.88
Electrical tape, black plastic
0.95
Enamel
**
0.90
Formica 0.93
Frozen
soil
0.93
Glass
0.92
Glass,
frosted
0.96
Gold,
polished
0.02
Ice
0.97
Iron,
hot
rolled
0.77
Iron,
oxidized
0.74
Iron, sheet galvanized, burnished
0.23