Emerson Rosemount 3490 Series Reference Manual page 146

4-20 ma + hart compatible controller
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Service and troubleshooting
January 2021
Within the United States, call the Emerson Instrument and Valve Response Center using
the 1-800-654-RSMT (7768) toll-free number. This center, available 24 hours a day, will
assist you with any needed information or materials.
The center will ask for product model and serial numbers, and will provide a Return
Material Authorization (RMA) number. The center will also ask for the process material to
which the product was last exposed.
CAUTION
Individuals who handle products exposed to a hazardous substance can avoid injury if they
are informed of and understand the hazard. Returned products must include a copy of the
required Safety Data Sheet (SDS) for each substance.
Emerson Instrument and Valve Response Center representatives will explain the additional
information and procedures necessary to return goods exposed to hazardous substances.
146
Reference Manual
00809-0100-4841
Emerson.com/Rosemount

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Rosemount 3491Rosemount 3492Rosemount 3493

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