NI 9425 Operating Instructions and Specifications 18 ni.com
Operating shock
(IEC 60068-2-27)..............................30 g, 11 ms half sine,
50 g, 3 ms half sine,
18 shocks at 6 orientations
EnvironmentalNational Instruments C Series modules are intended for indoor use 
only but may be used outdoors if installed in a suitable enclosure. 
Refer to the manual for the chassis you are using for more 
information about meeting these specifications.
Operating temperature
(IEC 60068-2-1, IEC 60068-2-2)..... –40 to 70 °C 
Storage temperature
(IEC 60068-2-1, IEC 60068-2-2)..... –40 to 85 °C
Ingress protection..............................IP 40
Operating humidity
(IEC 60068-2-56)..............................10 to 90% RH,
noncondensing 
Storage humidity
(IEC 60068-2-56)..............................5 to 95% RH,
noncondensing