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MDS 4710B/9710B I/O Guide
MDS 05-3316A01, Rev. E
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FM/UL/CSA Notice
This product is available for use in Class I, Division 2, Groups A, B,
C & D Hazardous Locations. Such locations are defined in Article 500
of the National Fire Protection Association (NFPA) publication NFPA
70, otherwise known as the National Electrical Code.
The transceiver has been recognized for use in these hazardous locations
by three independent agencies —Underwriters Laboratories (UL), Fac-
tory Mutual Research Corporation (FMRC) and the Canadian Standards
Association (CSA). The UL certification for the transceiver is as a Rec-
ognized Component for use in these hazardous locations, in accordance
with UL Standard 1604. The FMRC Approval is in accordance with
FMRC Standard 3611. The CSA Certification is in accordance with
CSA STD C22.2 No. 213-M1987.
FM/UL/CSA Conditions of Approval:
The transceiver is not acceptable as a stand-alone unit for use in the haz-
ardous locations described above. It must either be mounted within
another piece of equipment which is certified for hazardous locations, or
installed within guidelines, or conditions of approval, as set forth by the
approving agencies. These conditions of approval are as follows:
1. The transceiver must be mounted within a separate enclosure which
is suitable for the intended application.
2. The antenna feedline, DC power cable and interface cable must be
routed through conduit in accordance with the National Electrical
Code.
3. Installation, operation and maintenance of the transceiver should be
in accordance with the transceiver's installation manual, and the
National Electrical Code.
4. Tampering or replacement with non-factory components may
adversely affect the safe use of the transceiver in hazardous loca-
tions, and may void the approval.
5. When installed in a Class I, Div. 2, Groups A, B, C or D hazardous
location, observe the following:
WARNING —EXPLOSION HAZARD—
Do not disconnect
equipment unless power has been switched off or the area is known
to be non-hazardous.
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