ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

WITHOUT INTERNAL FANS–4° F to 113° F (–20° C to 45° C)

WITH INTERNAL FANS–4° F to 131° F (–20° C to 55° C)

Contaminant Severity Level

ELECTRONICS

ISA-71.04. G3 level

ENCLOSURE

UL 50E and ASTM B117

Relative Humidity

Certifications

FM (U.S. and Canada), ATEX, IECEx, CCCex, CE,

UKCA, RoHS 2. NEMA 4X/IP66

Hazardous Area Classification

Class I, Division 2. Groups A, B, C, D; T4

ATEX and IECEx Zone 2 and Zone 22

II 3 G Ex ec nC dc IIC T4 Gc

II 3 D Ex tc IIIC T80°C Dc

China Zone 2 and Zone 22

Ex dc ec nC IIC T4 Gc

Ex tc IIIC T80°C Dc