temperature T
U
≤
70 °C (158 °F)
and process temperature T
P
<
350 °C
(662 °F). T
he data were determined under the critical application
"
resting air".
λ
0,04
≤
W
m K
•
T
A
T
P
Fig. 22: Max. permissible isolating height
VEGADIF
55 • 4 … 20
mA/HART
25
4 M
ounting
31731
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-081119