NI 9401 Operating Instructions and Specifications
18
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Hazardous Locations
U.S. (UL) .......................................... Class I, Division 2,
Gro
u
ps A, B, C, D, T4;
Class I, Zone 2,
AEx nC IIC T4
Canada (C-UL) ................................. Class I, Division 2,
Gro
u
ps A, B, C, D, T4;
Class I, Zone 2,
Ex nC IIC T4
E
u
rope (DEMKO)............................. EEx nC IIC T4
Environmental
National Instr
u
ments C Series mod
u
les are intended for indoor
u
se
only b
u
t may be
u
sed o
u
tdoors if installed in a s
u
itable enclos
u
re.
Refer to the man
u
al for the chassis yo
u
are
u
sing for more
information abo
u
t meeting these specifications.
Operating temperat
u
re
(IEC 60068-2-1, IEC 60068-2-2) ..... –40 to 70 °C
Storage temperat
u
re
(IEC 60068-2-1, IEC 60068-2-2) ..... –40 to 85 °C
Ingress protection.............................. IP 40
