The equipment is Listed by UL to applicable US and Canadian standards for use in hazardous locations under Liquid Controls file
E180172.
Class I
Potentially Explosive Gas/Vapor Atmospheres.
Division 2
Gases and vapor are not normally present in an explosive concentration but may accidentally exist during abnormal operations.
Groups C & D
Flammable/explosive Gas groups.
T6
Temperature class for surface temperature limitations. T6 is ≤ 85º C.
-40°C ≤ Tamb ≤ 70°C
Safe limits of ambient temperature.
IP66 and NEMA 4
Ingress protection: dust tight and protected against powerful water jetting.