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2 | Baker Hughes 

© 2021 Baker Hughes Company. All rights reserved. 

 

 

THESE  INSTRUCTIONS  PROVIDE  THE  CUSTOMER/OPERATOR  WITH  IMPORTANT 
PROJECT-SPECIFIC  REFERENCE  INFORMATION  IN  ADDITION  TO  THE  CUSTOMER/ 
OP

ERATOR’S  NORMAL  OPERATION  AND  MAINTENANCE  PROCEDURES.  SINCE 

OPERATION  AND  MAINTENANCE  PHILOSOPHIES  VARY,  BAKER  HUGHES  COMPANY 
(AND ITS SUBSIDIARIES AND AFFILIATES) DOES NOT ATTEMPT TO DICTATE SPECIFIC 
PROCEDURES, BUT TO PROVIDE BASIC LIMITATIONS AND REQUIREMENTS CREATED 
BY THE TYPE OF EQUIPMENT PROVIDED.  

THESE  INSTRUCTIONS  ASSUME  THAT  OPERATORS  ALREADY  HAVE  A  GENERAL 
UNDERSTANDING  OF  THE  REQUIREMENTS  FOR  SAFE  OPERATION  OF  MECHANICAL 
AND  ELECTRICAL  EQUIPMENT  IN  POTENTIALLY  HAZARDOUS  ENVIRONMENTS. 
THEREFORE,  THESE  INSTRUCTIONS  SHOULD  BE  INTERPRETED  AND  APPLIED  IN 
CONJUNCTION  WITH  THE  SAFETY  RULES  AND  REGULATIONS  APPLICABLE  AT  THE 
SITE AND THE PARTICULAR REQUIREMENTS FOR OPERATION OF OTHER EQUIPMENT 
AT THE SITE. 

THESE INSTRUCTIONS DO NOT PURPORT TO COVER ALL DETAILS OR VARIATIONS IN 
EQUIPMENT  NOR  TO  PROVIDE  FOR  EVERY  POSSIBLE  CONTINGENCY  TO  BE  MET  IN 
CONNECTION  WITH  INSTALLATION,  OPERATION  OR  MAINTENANCE.  SHOULD 
FURTHER  INFORMATION  BE  DESIRED  OR  SHOULD  PARTICULAR  PROBLEMS  ARISE 
WHICH  ARE  NOT  COVERED  SUFFICIENTLY  FOR  THE  CUSTOMER/OPERATOR'S 
PURPOSES THE MATTER SHOULD BE REFERRED TO BAKER HUGHES. 

THE  RIGHTS,  OBLIGATIONS  AND  LIABILITIES  OF  BAKER  HUGHES  AND  THE 
CUSTOMER/OPERATOR ARE STRICTLY LIMITED TO THOSE EXPRESSLY PROVIDED IN 
THE  CONTRACT  RELATING  TO  THE  SUPPLY  OF  THE  EQUIPMENT.  NO  ADDITIONAL 
REPRESENTATIONS  OR  WARRANTIES  BY  BAKER  HUGHES  REGARDING  THE 
EQUIPMENT  OR  ITS  USE  ARE  GIVEN  OR  IMPLIED  BY  THE  ISSUE  OF  THESE 
INSTRUCTIONS. 

THESE  INSTRUCTIONS  ARE  FURNISHED  TO  THE  CUSTOMER/OPERATOR  SOLELY  TO 
ASSIST IN THE INSTALLATION, TESTING, OPERATION, AND/OR MAINTENANCE OF THE 
EQUIPMENT  DESCRIBED.  THIS  DOCUMENT  SHALL  NOT  BE  REPRODUCED  IN  WHOLE 
OR IN PART WITHOUT THE WRITTEN APPROVAL OF BAKER HUGHES. 

 

Summary of Contents for Masoneilan 7700P

Page 1: ...Baker Hughes Data Classification Public Masoneilan Type 7700PPneumatic Positioner Instruction Manual Rev A...

Page 2: ...REQUIREMENTS FOR OPERATION OF OTHER EQUIPMENT AT THE SITE THESE INSTRUCTIONS DO NOT PURPORT TO COVER ALL DETAILS OR VARIATIONS IN EQUIPMENT NOR TO PROVIDE FOR EVERY POSSIBLE CONTINGENCY TO BE MET IN...

Page 3: ...Contents Warning 4 1 Instrument Operation 5 2 Numbering System 5 3 Technical Data 5 3 1 Performances 5 3 2 Schematic 5 4 Assembly of a 7700P Positioner on a Valve 7 5 Pneumatic Connection of Position...

Page 4: ...e actions to ensure that site personnel who are performing installation commissioning and maintenance have been trained in proper site procedures for working with and around equipment per Safe Site Wo...

Page 5: ...ed by a feedback spring The tension of this spring varies with the displacement of the actuator lever to which it is connected 2 Numbering System Unique positioner 7700P Different versions Housing mat...

Page 6: ...6 Baker Hughes 2021 Baker Hughes Company All rights reserved...

Page 7: ...installation Before carrying out any work on the device power off the instrument The positioner assembled on valve is factory calibrated but if it is necessary to remake the calibration on the site it...

Page 8: ...akerhughes com Copyright 2021 Baker Hughes Company All rights reserved Baker Hughes provides this information on an as is basis for general information purposes Baker Hughes does not make any represen...

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