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Copyright 2021 Baker Hughes Company. All rights reserved.

THESE INSTRUCTIONS PROVIDE THE CUSTOMER/OPERATOR WITH IMPORTANT PROJECT-

SPECIFIC REFERENCE INFORMATION IN ADDITION TO THE CUSTOMER/OPERATOR’S 

NORMAL OPERATION AND MAINTENANCE PROCEDURES. SINCE OPERATION AND 

MAINTENANCE PHILOSOPHIES VARY, BAKER HUGHES (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 4700E

Page 1: ...4700E 4800E Electropneumatic Positioners ATEX Instruction Manual Rev D Baker Hughes Data Classification Public...

Page 2: ...R 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: ...rinsic Safety Entity Parameters 4 4 4 Conduit Entry in Flameproof Application 4 5 Assembly of 4700E or 4800E Positioner on a Valve 4 6 Pneumatic Connection of Positioner on a Valve 4 7 Installation an...

Page 4: ...to service used and maintained in compliance with European and or national and local regulations and in accordance with the recommendations contained in the relevant standards concerning potentially e...

Page 5: ...tability 0 5 0 5 Sensitivity 0 3 0 5 Conformity 1 1 Input impedance 170 ohms 170 ohms Maximum service temperature range refer to the marking on the apparatus Standard Instrument 40 C to 85 C 40 F to 1...

Page 6: ...and local regulations for electrical installation work Comply with national and local explosive atmosphere regulations Before carrying out any work on the device power off the instrument or make sure...

Page 7: ...e device power off the instrument or make sure that the local conditions in the potentially explosive atmosphere permit the safe opening of the cover Before switching on or after doing any work on the...

Page 8: ...in the potentially explosive atmosphere permit the safe opening of the cover Before switching on or after doing any work on the device always tighten the cover C with a seal J in good condition and pu...

Page 9: ...Masoneilan 4700E 4800E Positioners ATEX Instruction Manual 6 Copyright 2021 Baker Hughes Company All rights reserved...

Page 10: ...CIATED APPARATUS ANY SUITABLE SHUNT DIODE BARRIER OR GALVANIC ISOLATOR MEETING THE REQUIREMENTS IN NOTE 3 FOR T4 TEMP CLASS OR NOTE 4 FOR T6 TEMP CLASS MODEL 4000 CURRENT TO PRESSURE CONVERTER Ex ia I...

Page 11: ...Safety The cable entry must have a protection level at least equal to IP54 according to EN IEC 60529 standards For the housing with aluminum material the user will have to determine the use of the dev...

Page 12: ...rom the use of the information whether a claim is asserted in contract tort or otherwise Baker Hughes reserves the right to make changes in specifications and features shown herein or discontinue the...

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