2-8 | Model 933S UV Analyzer
Approvals and Certications
The Model 933S Analyzer is certified for indoor use only, Installation Cat-
egory II (local level transients, less than those found at power distribution
level), and Pollution Degree 2 (normally nonconductive environmental
pollution occurs with occasional condensation). Complies with all relevant
European Directives.
Certifications and approvals include:
CSA (Canada): Class I, Division 1, Groups C, D, Ex d IIB T3.
Optional: Class I, Division 1, Groups B, C, D,
Ex d IIB+H2 T3.
NEC (USA): Class I, Division 1, Groups C, D, and/or Class I, Zone 1,
AEx d IIB, T3
Optional: Class I, Division 1, Groups B, C, D, and/or
Class I, Zone 1, AEx d IIB+H2, T3
ATEX: Certificate No.: KEMA 02ATEX2247 X;
II 2 G Ex db IIB+H2 T3 Gb or
II 2 G Ex db IIB+H2 T3 or
II 2 G Ex db IIB T3 Gb or
II 2 G Ex db IIB T3
IECEx: Certificate No.: IECEx DEK 12.0035X;
Ex db IIB+H2 T3 Gb or
Ex db IIB+H2 T3 or
Ex db IIB T3 Gb or
Ex db IIB T3
GOST: 1ExdIIBT3
Complies with all relevant European Directives,
GOST Pattern Approval.
PED: Pressure Equipment Directive (2014/68/EU)
Article 4, Paragraph 3
EMC: Electromagnetic Compatibility Directive:
EN 61326 Industrial
LVD: Low Voltage Directive: EN 61010-1
RoHS: Restriction of Hazardous Substances Directive:
2011/65/EU (RoHS 2)