Figure 21: Text Detail - Marking Example For Approved - WAGO 750-469/040-000 Manual

WAGO-I/O-SYSTEM 750 XTR
750-469/040-000 2AI Thermocouple configurable /XTR
Figure 21: Text Detail – Marking Example for Approved Ex i I/O Modules According to CEC 18
attachment J
Table 40: Description of Marking Example for Approved Ex i I/O Modules According to CEC 18
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Marking
Dust
Ex
nA
[ia IIIC]
IIC
T4
Gc
X
Gases
Ex
nA
[ia Ga]
IIC
T4
Gc
X
Use in Hazardous Environments
Description
Explosion protection mark
Type of protection
Type of protection and equipment protection
level (EPL): Associated apparatus with intrinsic
safety circuits for use in Zone 20
Group
Temperature class
Equipment protection level (EPL)
Symbol used to denote specific conditions of use
Explosion protection mark
Type of protection
Type of protection and equipment protection
level (EPL): Associated apparatus with intrinsic
safety circuits for use in Zone 0
Group
Temperature class
Equipment protection level (EPL)
Symbol used to denote specific conditions of use
57
Manual
Version 1.3.0