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©
National Instruments Corp.
15
NI 9426 Operating Instructions and Specifications
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
Operating h
u
midity
(IEC 60068-2-56).............................. 10 to 90% RH,
noncondensing
Storage h
u
midity
(IEC 60068-2-56).............................. 5 to 95% RH,
noncondensing
Maxim
u
m altit
u
de............................. 2,000 m
Poll
u
tion Degree (IEC 60664) .......... 2