Figure 29: Text Detail - Marking Example For Approved Ex I I/O Module; Figure 30: Text Detail - Marking Example For Approved Ex I I/O Module; Table 43: Description Of Marking Example For Approved Ex I I/O Modules - WAGO 750 Manual

WAGO-I/O-SYSTEM 750
750-471 4AI U/I Diff Galv
Figure 29: Text Detail – Marking Example for Approved Ex i I/O Module According to NEC 505
Table 42: 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 30: Text Detail – Marking Example for Approved Ex i I/O Module According to NEC 506
Table 43: 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
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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)
Use in Hazardous Environments 75
Manual
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