NI 9201/9221 22 ni.com
Safety Standards
This product is designed to meet the requirements of the following
standards of safety for electrical equipment for measurement,
control, and laboratory use:
• IEC 61010-1, EN 61010-1
• UL 61010-1, CSA 61010-1
Note For UL and other safety certifications, refer to the
product label or visit ni.com/certification, search
by module number or product line, and click the
appropriate link in the Certification column.
Hazardous Locations
U.S. (UL)................................ ..........Class I, Division 2,
GroupsA, B, C, D, T4;
ClassI, Zone 2,
AExnC IIC T4
Canada (C-UL)......................... ........Class I, Division 2,
GroupsA, B, C, D, T4;
ClassI, Zone 2,
ExnC IIC T4
Europe (DEMKO).............................EEx nC IIC T4