Figure 28: Text Detail - Marking Example For Approved Ex I I/O Module; Figure 29: Text Detail - Marking Example For Approved Ex I I/O Module; Table 57: Description Of Marking Example For Approved Ex I I/O Modules - WAGO 750-652/040-000 Manual

WAGO-I/O-SYSTEM 750 XTR
750-652/040-000 Serial Interface RS-232/RS-485 XTR
Figure 28: Text Detail – Marking Example for Approved Ex i I/O Module According to NEC 505
Table 56: Description of Marking Example for Approved Ex i I/O Module According to NEC 505
Marking
CI I,
Zn 2
AEx
nA
[ia Ga]
IIC
T4
Gc
Figure 29: Text Detail – Marking Example for Approved Ex i I/O Module According to NEC 506
Table 57: Description of Marking Example for Approved Ex i I/O Modules According to NEC 506
Marking
CI I,
Zn 2
AEx
nA
[ia IIIC]
IIC
T4
Gc
Use in Hazardous Environments
Description
Explosion protection group
Area of application
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)
Description
Explosion protection group
Area of application
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)
79
Manual
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