Rockwell Automation 1797-XXX FLEX Ex System Certification Reference Manual - Manual (Page 185)

Publication 1797-6.5.6 - June 2005
1797-TB3 FLEX Ex Terminal Base Unit 40-3
Intrinsically Safe
Specifications For a full list of specifications, refer to the FLEX Ex Terminal Base
Installation Instructions, publication 1797-5.1.
Operational Temperature -20 to 70 o C (-4 to 158 o F)
Agency Certification Class I Division 1 Groups A-D T4
Class I Zone 1 AEx ib [ia] IIC T4
Certificates FM Certificate Number 3009806
FM