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Instruction Manual
245364-V
May 2002
P-2 Preface Rosemount Analytical Inc. A Division of Emerson Process Management
Model 755A
INTENDED USE STATEMENT
The Model 755A is intended for use as an industrial process measurement device only. It is not intended
for use in medical, diagnostic, or life support applications, and no independent agency certifications or
approvals are to be implied as covering such applications.
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
INSTRUCTIONS.
DANGER.
ELECTRICAL SHOCK HAZARD
Do not operate without doors and covers secure. Servicing requires access to live parts which can
cause death or serious injury. Refer servicing to qualified personnel.
For safety and proper performance this instrument must be connected to a properly grounded
three-wire source of power.
WARNING.
PARTS INTEGRITY
Tampering or unauthorized substitution of components may adversely affect safety of this product.
Use only factory documented components for repair.
WARNING.
POSSIBLE EXPLOSION HAZARD
This analyzer requires periodic calibration with known zero and standard gases. Refer to Sections
2-5 (page 2-7) and 2-6 (page 2-7). See also General Precautions for Handling and Storing High
Pressure Cylinders, page P-4.