©
National Instruments Corp.
21
NI 9853 Operating Instructions
Note
For UL and other safety certifications, refer to the
product label, or visit
ni.com/certification
, search
by model number or product line, and click the
appropriate link in the Certification column.
Hazardous Locations
U.S. (UL) .......................................... Class I, Division 2,
Groups A, B, C, D, T4;
Class I, Zone 2,
AEx nA II T4
Canada (C-UL) ................................. Class I, Division 2,
Groups A, B, C, D, T4;
Class I, Zone 2,
Ex nA II T4
Europe (DEMKO)............................. EEx nA II T4
