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Emerson Process Management
Rosemount Analytical Inc.
2400 Barranca Parkway
Irvine, CA 92606 USA
Tel: (949) 757-8500
Fax: (949) 474-7250
http://www.raihome.com
© Rosemount Analytical Inc. 2006
ESSENTIAL
INSTRUCTIONS
READ THIS PAGE BEFORE PROCEEDING!
Rosemount Analytical designs, manufactures, and tests its products to meet many national and international
standards. Because these instruments are sophisticated technical products, you must properly install, use, and
maintain them to ensure they continue to operate within their normal specifications. The following instructions
must be adhered to and integrated into your safety program when installing, using, and maintaining Rosemount
Analytical products. Failure to follow the proper instructions may cause any one of the following situations to
occur: Loss of life; personal injury; property damage; damage to this instrument; and warranty invalidation.
• Read all instructions prior to installing, operating, and servicing the product. If this Instruction Manual is not the
correct manual, telephone 1-800-654-7768 and the requested manual will be provided. Save this Instruction
Manual for future reference.
• If you do not understand any of the instructions, contact your Rosemount representative for clarification.
• Follow all warnings, cautions, and instructions marked on and supplied with the product.
• Inform and educate your personnel in the proper installation, operation, and maintenance of the product.
• Install your equipment as specified in the Installation Instructions of the appropriate Instruction Manual and per
applicable local and national codes. Connect all products to the proper electrical and pressure sources.
• To ensure proper performance, use qualified personnel to install, operate, update, program, and maintain the
product.
• When replacement parts are required, ensure that qualified people use replacement parts specified by
Rosemount. Unauthorized parts and procedures can affect the product’s performance and place the safe
operation of your process at risk. Look alike substitutions may result in fire, electrical hazards, or improper
operation.
• Ensure that all equipment doors are closed and protective covers are in place, except when maintenance is
being performed by qualified persons, to prevent electrical shock and personal injury.
CAUTION
If a Model 375 Universal Hart
®
Communicator is used with these transmitters, the software within the Model 375 may require
modification. If a software modification is required, please contact your local Emerson Process Management Service Group
or National Response Center at 1-800-654-7768.
About This Document
This manual contains instructions for installation and operation of the Model 5081-T Two-Wire
Conductivity Transmitter. The following list provides notes concerning all revisions of this document.
Rev. Level Date Notes
A 1/05 This is the initial release of the product manual. The manual has been
reformatted to reflect the Emerson documentation style and updated to
reflect any changes in the product offering. This manual contains
information on HART Smart and F
OUNDATION Fieldbus versions of
Model 5081-T.
B 5/05 Fix LED font on pages 4, 30, 34, 35, 39.
C 10/05 Add instructions to enable autoranging or fixed measurement renges on
page 50.
D 2/06 Add FISCO agency certifications drawings, pp. 30-36.