Table 45: Description Of Marking Example For Approved Ex I I/O Module; Table 46: Description Of Marking Example For Approved Ex I I/O Modules - WAGO 750-484 Manual

84 Use in Hazardous Environments
Figure 42: Text Detail – Marking Example for Approved Ex i I/O Module According to NEC 505
Table 45: 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 43: Text Detail – Marking Example for Approved Ex i I/O Module According to NEC 506
Table 46: 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
750-484 2 AI 4-20 mA HART Ex i
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)
V 1.2.0 HW-Version 04, SW-Version 03
WAGO-I/O-SYSTEM 750
Manual