64 Use in Hazardous Environments
WAGO I/O SYSTEM 750 XTR
750-633/040-000 Up/Down Counter Ex i XTR
Manual
Version 1.1.0
8.1.2
Marking for the United States of America (NEC) and Canada
(CEC)
Figure 23: Marking Example According to NEC
Figure 24: Text Detail – Marking Example According to NEC 500
Table 43: Description of Marking Example According to NEC 500
Marking
Description
CL I
Explosion protection (gas group)
DIV 2
Area of application
Grp. A B C D
Explosion group (gas group)
op temp code T4
Temperature class