equipment, limited-energy parts of equipment, circuits powered
by regulated low-voltage sources, and electronics.
Caution
Do not connect the NI 9236 to signals or use
for measurements within Measurement Categories II,
III, or IV.
Safety Guidelines for Hazardous Locations
The NI 9236 is suitable for use in Class I, Division 2, Groups A,
B, C, D, T4 hazardous locations; Class I, Zone 2, AEx nA IIC T4
Gc and Ex nA IIC T4 Gc hazardous locations; and nonhazardous
locations only. Follow these guidelines if you are installing the
NI 9236 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, or Zone 2.
4
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NI 9236 Getting Started Guide
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