TransPort WR31 hardware
Digi TransPort User Guide 49
Environmental Hazardous (Class 1 Div 2) Yes
Operating Temperature -30° C to +70° C (-22° F to +158°F)
Reduced cellular performance above 60°C
Storage Temperature -40° C to +85° C (-40° F to +185°F)
Ethernet Isolation 1.5 kV RMS
Serial Port Protection 
(ESD)
15kV
Relative Humidity 5% to 95% (non-condensing)
Approvals Safety Hazardous Locations:
• ANSI/ISA-12.12.01-2015 
• CAN/CSA C22.2 NO.213-15
• EN 60079-0:2012+A11:2013
• EN 60079-15:2010
• See the TransPort WR31 Hazardous Locations User 
Guide, Digi part number 90001490.
Ordinary Locations:
• UL 60950-1, 2nd Edition, 2014-10-14
Emissions/Immunity
•CE
•FCC Part15 Class B
• AS/NZS CISPR22
• EN55024
• EN55022 Class B
GSM/UMTS PTCRB
Cellular Carriers Certified by most major carriers. See www.digi.com 
for a full list.
Warranty Product Warranty 5 years
Category Specification Value