Table 19: Description Of The Marking Example Of An Approved I/O Module Ex I Per Atex And Iecex - WAGO 750-506 Series Manual

44 Use in Hazardous Environments
Table 19: Description of the Marking Example of an Approved I/O Module Ex i
per ATEX and IECEx
Marking Text
TUEV 12 ATEX 106032 X
IECEx TUN 12 0039 X
Dust
II
3 (1) D
Ex
tc
[ia Da]
IIIC
T135°C
Dc
Mining
I
M2 (M1)
Ex
d
[ia Ma]
I
Mb
Gases
II
3 (1) G
Ex
ec
[ia Ga]
IIC
T4
Gc
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Manual
Version 1.2.1
750-506 2DO 24V DC 0.5A/ diagnostics
Description
Approving authority or
certificate numbers
Device group: All except mining
Device category 3 (Zone 22) that contain safety
devices for Category 1 (Zone 20) devices
Explosion protection mark
Protection type: Protection by enclosure
Protection type and equipment protection level
(EPL): Associated equipment with intrinsically safe
circuits for Zone 20
Dust group: Explosive dust atmosphere
Max. surface temperature of the enclosure
(no dust bin)
Level of equipment protection (EPL)
Device group: Mining
Device category: High level of safety with circuits
that offer a very high level of safety
Explosion protection mark
Protection type: Pressure-tight encapsulation
Protection type and equipment protection level
(EPL): Associated equipment with intrinsically safe
circuits
Electrical devices in potentially explosive mines
Level of equipment protection (EPL)
Device group: All except mining
Device category 3 (Zone 2) that contain safety
devices for Category 1 (Zone 0) devices
Explosion protection mark
Protection type: Increased safety
Protection type and equipment protection level
(EPL): Associated equipment with intrinsically safe
circuits for Zone 0
Gas group: Explosive gas atmosphere
Temperature class: Max. surface temperature 135
°C
Level of equipment protection (EPL)
Public
WAGO I/O System 750