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© National Instruments Corp. 5 NI 9215 Operating Instructions and Specifications
Safety Guidelines for Hazardous Locations
The NI 9215 is suitable for use in Class I, Division 2, Groups A, B,
C, D, and T4 hazardous locations; Class I, Zone 2, AEx nC IIC T4
and Ex nC IIC T4 hazardous locations; and nonhazardous locations
only. Follow these guidelines if you are installing the NI 9215 in a
potentially explosive environment. Not following these guidelines
may result in serious injury or death.
Caution Do not disconnect I/O-side wires or connectors
unless power has been switched off or the area is known
to be nonhazardous.
Caution Do not remove modules unless power has been
switched off or the area is known to be nonhazardous.
Caution Substitution of components may impair
suitability for Class I, Division 2.
Caution For Zone 2 applications, install the system
in an enclosure rated to at least IP 54 as defined by
IEC 60529 and EN 60529.