Siemens 4AI I 4WIRE HART Information Leaflet page 7

English
Certification
ATEX
IECEx
Note
The electronic submodule with device category 2G may
be used in zone 1 hazardous areas.
Sensors with device categories 1G, 2G and 3G for zones
0, 1, and 2 as well as device categories 1D, 2D and 3D for
zones 20, 21 and 22 may be connected to the inputs of
the electronic submodule.
Installation
Danger
It is possible that sparks or impermissibly high surface
temperatures may occur during the installation. Never
perform an installation under explosive conditions!
•
In making the installation, observe the EN 60 079-14
regulations.
•
The electronic submodule must be mounted in Zone 1 in
an enclosure with the Ex e degree of protection.
•
In Zone 2, the electronic submodule must be mounted in
an enclosure with at least an IP 54 degree of safety (must
have manufacturer's declaration for Zone 2).
Wiring the TM-IM/EM, TM-EM/EM terminal submodule
•
When laying the cable and connecting the submodule,
observe the regulations in EN 60 079-14 plus any
applicable national regulations.
A5E00308246-05
II 2 G (1) GD and I M2
Ex ib [ia] [iaD] IIC T4; Ex ib [ia] I
KEMA 04 ATEX 1245
IECEx KEM 05.0007
English
CE
0344