National Instruments NI 9239, Руководство по началу работы

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IECEx UL 14.0089X certified. Each NI 9239 is marked II 3G
and is suitable for use in Zone 2 hazardous locations, in ambient
temperatures of -40 °C ≤ Ta ≤ 70 °C. If you are using the NI 9239
in Gas Group IIC hazardous locations, you must use the device in
an NI chassis that has been evaluated as Ex nC IIC T4, Ex IIC
T4, Ex nA IIC T4, or Ex nL IIC T4 equipment.
Caution
You must make sure that transient
disturbances do not exceed 140% of the rated voltage.
Caution
The system shall only be used in an area of
not more than Pollution Degree 2, as defined in
IEC 60664-1.
Caution
The system shall be mounted in an
ATEX/IECEx-certified enclosure with a minimum
ingress protection rating of at least IP54 as defined in
IEC/EN 60079-15.
Caution
The enclosure must have a door or cover
accessible only by the use of a tool.
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