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Instruction Manual
748297-E
June 2003
Preface Rosemount Analytical Inc. A Division of Emerson Process Management
P-2
Model NGA2000 HFID
SAFETY SUMMARY
If this equipment is used in a manner not specified in these instructions, protective systems
may be impaired.
AUTHORIZED PERSONNEL
To avoid explosion, loss of life, personal injury and damage to this equipment and on-site
property, all personnel authorized to install, operate and service the this equipment should be
thoroughly familiar with and strictly follow the instructions in this manual. SAVE THESE IN-
STRUCTIONS.
DANGER.
ELECTRICAL SHOCK HAZARD
Operate this equipment only when covers are secured. Servicing requires access to live parts
which can cause death or serious injury. Refer servicing to qualified personnel. For safety and
proper performance, this module must be connected to a properly grounded three-wire source of
electrical power.
WARNING
POSSIBLE EXPLOSION HAZARD
This equipment is used in the analysis of sample gases which may be flammable, and the burner
fuel used in the ionization process is flammable. A continuous dilution purge system is fac-
tory-installed (in accordance with Standard ANSI/NFPA 496-1993, Chapter 6, and it must be func-
tional at all times during operation. Do not disable this purge system.
The internal compartment of the oven is vented to the main enclosure by the top and bottom vents.
DO NOT RESTRICT THOSE VENTS..
WARNING .
FLAMMABLE SAMPLES
Consult the factory if flammable samples will be measured.