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P R O F I B U S P
O W E R
Connection or disconnection of energized non-intrinsically-safe circuits
is only permitted in the absence of a hazardous area.
Instructions for Zone 22
The devices may only be installed and operated in zone 22 if mounted
in an enclosure for which an EC-type-examination certificate acc. 94/9/
EG for at least category 3D exists.
1.8.2
Mounting instructions for HD2-GT* modules
The modules are intended for mounting on an appropriate Fieldbus Po-
wer Hub Gateway motherboard.
1.8.3
Shield/Grounding
Take care about good earthing practice and specific earthing require-
ments of your installation (see chapter "Shield/Grounding" on page 23).
Observe IEC 60079-14 for requirements of potential equalization.
1.9
Housing
The device must be mounted at least in protection category IP 54 in ac-
cordance with IEC 60529/EN 60529.
If additional housings are needed for installation in hazardous areas, the
following points must be considered / evaluated:
•
Degree of protection as per IEC/EN 60529
•
Light resistance as per IEC/EN 60079-0
•
Impact strength as per IEC/EN 60079-0
•
Chemical resistance as per IEC/EN 60079-0
•
Heat resistance as per IEC/EN 60079-0
•
Electrostatics as per IEC/EN 60079-0
To ensure the IP degree of protection:
•
All seals must be undamaged and have been correctly fitted.
•
All screws of the housing / housing cover must have been tigh-
tened with the appropriate torque.
•
Only cable of the appropriate size must be used in the cable
glands.
•
All cable glands must have been tightened with the appropriate
torque.
•
All empty cable glands must have been sealed with sealing
plugs.
1.10
Repair and Maintenance
The devices may not be repaired, changed or manipulated. If there is a
defect, the product must always be replaced with an original part.
Subject to reasonable modifications due to technical advances.
Pepperl+Fuchs Group • Tel.: Germany +49 621 776-0 • USA +1 330 4253555 • Singapore +65 67799091 • Internet http://www.pepperl-fuchs.com
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Copyright Pepperl+Fuchs, Printed in Germany
Safety
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