Emerson Rosemount 3490 Series, Справочное руководство

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B.6 Republic of Korea
B.6.1 GP KTL KCC mark for ordinary locations use
Certificate KCC-REM-ERN-RMDUNCU3490XXX
B.7 ATEX and IECEx conditions for safe use (I1 and
I7)
Model numbers covered: 349*****I1*** and 349*****I7*** (“*” indicates options in
construction, function and materials).
The following instructions apply to equipment covered by certificates numbered Sira
06ATEX7128 , Sira 06ATEX7129X , and IECEx SIR 06.0104X :
1. The Rosemount 3490 Series Control Unit (“control unit”) may be connected to a
transmitter located in a hazardous area. The control unit must not itself be located
in a hazardous area.
2. General:
a. Do not mount the control unit on a structure that is subject to vibration, or in
a position where damage may be caused by impact, thermal stress or liquid
ingress.
b. The fuse must only be replaced with the type specified.
c. It is the responsibility of the user to ensure the voltage and current limits for
this equipment are not exceeded.
d. If the equipment is likely to come into contact with aggressive substances, it
is the responsibility of the user to take suitable precautions that prevent it
from being adversely affected, thus ensuring that the type of protection is
not compromised.
• Aggressive Substances: e.g. acidic liquids or gases that may attack
metals or solvents that may affect polymeric materials.
• Suitable Precautions: e.g. regular checks as part of routine inspections or
establishing from the material's data sheet that it is resistant to specific
chemicals.
e. The user should not repair this equipment.
3. Wiring instructions:
a. Terminal 30 of the control unit must be connected to an intrinsically safe
earth/ground point.
b. The control unit must not be connected to a supply exceeding 250 V r.m.s. or
dc, or to apparatus containing a source of voltage exceeding 250 V r.m.s. or
dc.
Reference Manual Product certifications
00809-0100-4841 January 2021
Emerson.com/Rosemount 161