Baker Hughes Masoneilan 4700P Instruction Manual

Pneumatic and electropneumatic positioners

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Masoneilan

™

4700P/4700E & 4800P/4800E

Pneumatic and Electropneumatic

Positioners

Instruction Manual (Rev. F)

Baker Hughes Data Classification: Public

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Page 1 Masoneilan ™ 4700P/4700E & 4800P/4800E Pneumatic and Electropneumatic Positioners Instruction Manual (Rev. F) Baker Hughes Data Classification: Public...
Page 2 All information contained herein is believed to be accurate at the time of publication and is subject to change without notice. Copyright 2021 by Baker Hughes company. All rights reserved. PN 720014889-888- 0000 Rev. F. 2 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 3 Rebranded to Baker Hughes format. E / 12-20 Added Lockwasher part to Figures 18 and 19. F / 01-21 Added Lockwasher part to Figure 6. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 3...
Page 4: Table Of Contents
Air to Open / Direct Acting Positioner ................38 Air to Open / Reverse Acting Positioner ................38 Air to Close / Direct Acting Positioner................39 Air to Close / Reverse Acting Positioner................39 4 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 5 Cam Lobe Selection and Lever Arm Orientation .............53-55 Parts Reference 4700P/4800P 3-15 and 6-30 Range ............56 Parts Reference 4700E/4800E ....................58 Parts Reference ........................60 Specifications ..........................61 Drawings ..........................62 © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 5...
Page 6 Table 2 - Mounting Parts Reference ................19 Table 3 - Split Range Operation ..................52 Table 5 - Parts Reference 4700E/4800E ..............59 Table 6 - Specification Data ..................61 6 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 7: Safety Information
CAUTION Indicates a situation, which if not avoided could result in property or data damage. NOTE Indicates important facts and conditions. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 7...
Page 8: 4700P/4700E And 4800P/4800E Product Safety
• Installed, put into service and maintained by qualified and competent professionals who have undergone suitable training for instrumentation used in areas with potentially explosive atmospheres. 8 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 9 Changes to specifications, structure, and components used may not lead to the revision of this manual unless such changes affect the function and performance of the product. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 9...
Page 10: Introduction
0. 4-20 mA 0. Rotary P. Pneumatic 8. High Capacity 1. 3-15 psi 1. Reciprocating E. Electropneumatic (12 psi) 2. 6-30 psi (24 psi) Figure 1 - Numbering System 10 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 11: Pilot
When bypassing a positioner, ensure that the controller output is equal to supply required to operate valve. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 11...
Page 12: Installation
They can replace the older models if operational requirements are identical and pneumatic connections are changed. The mounting details in this instruction cover only the more widely used valves and actuators. 12 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 14: Figure 3 - Rotary
For 4700P/4800P model only, positioner action can be reversed by simply engaging the proper lobe on the cam and reversing the follower arm (numbers 1 and 2 above), and the supply and exhaust ports (number 3 above). 14 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 15: 87/88 Actuator
Input Shaft Locknut Washer Lockwasher Elbow Pan Head Screw Instruction Plate Ref. Nos 109, 110, and 112 are not included in the mounting kit. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 15...
Page 17: Mounting 4700P And 4700E On Series 87/88 Actuators
4700/4800 38.1 4700/4800 50.8 4700/4800 63.5 NOTE Strokes shorter than 20.3 mm (0.8”), require a special mounting kit. Consult with the factory for information. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 17...
Page 18: Figure 6 - 87/88 Actuator: Bracket Mounting Travel Settings
1.5" 1.0" 0.8" Side view of Front view of Bracket Bracket (115) Top view of 4700P/4700E and 4800P/4800E Positioner Figure 6 - 87/88 Actuator: Bracket Mounting Travel Settings 18 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 19: Positioner Mounting And Orientation
The remainder of the mounting kit parts are used to before tightening mounting screws. assemble the cam to the actuator. See“Mounting Cam Coupling” on page 34. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 19...
Page 20: Figure 7 - Camflex Ii
Figure 8 - MiniTork II For detail of Positioner Mounting Parts, see Figure 7 Figure 9 - 39000 Series High Performance Butterfly Valve For detail of Positioner Mounting Parts, see Figure 7 20 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 21: Pneumatic Installation
4700E/4800E positioners. The 4700E/4800E has the Instrument port sealed by a 1/4” NPT Plug; do not remove plug or make any other connections to this port. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 21...
Page 22 Maximum allowable air supply pressure to the positioner varies according to actuator, valve size, and type. See pressure drop tables in valve catalog to determine correct positioner supply pressure. 22 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 24: Electrical Installation Of 4700E/4800E
The positioner is normally supplied with a 1/2” NPT conduit entry. (M20 is optional) Internal and external ground terminals are provided for use if grounding is required. Figure 11 - Electrical Connections 24 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 26: Fm (Factory Mutual) Approved Version
National Electrical Code ASME / NFPA-70, ASME / ISA RP 12.6 “Installation of Intrinsically Safe Instrument Systems in Class I Hazardous (Classified) Locations”, Figure 12 on page 30, and manufacturer’s instructions. 26 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 27: Csa (Canadian Standards Association) Approved Version
Installation must be in accordance with the current edition of the Canadian National Electrical Code Part I, Figure 13 on page 31, and manufacturer’s instructions. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 27...
Page 28: Sira Approved Version
Ex db h IIC T5 Gb = -40°C to +70°C Ex db h IIC T4 Gb = -40°C to +85°C Ex tb IIIC T90° Db = -40°C to +55°C 28 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 33: Split Range Operation
NOTE With this configuration, the voltage burden of the 4-20 mA controller is 10 V instead of 5 V. Figure 15 - Split Range © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 33...
Page 34: Mounting Cam Coupling
The desired cam lobe’s low signal line is in alignment with the raised reference line on the positioner (Figure 18). The cam is centered between the two arms of the cam lever S/A (3) (Figure 18, page 56). Figure 16 - Lobe Identification 34 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 35: Lever S/A Orientation
(3) from pivot post. Lift and rotate lever S/A (3) on spring end 180° to desired position. (Do not rotate spring end; socket head screw on spring must face outward.) Replace flat washer (16) and retaining ring (17) on pivot post. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 35...
Page 36: Calibration
(low end of range). Refer to calibration instruction for proper valve action and positioner action before removing or replacing cam and tightening set screws (35) to proper torque. 36 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 37: Zero Adjustment
When installing positioner with cam in place, check the position of the spring (5) on diaphragm S/A (9) to ensure that it is centered on the diaphragm. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 37...
Page 38: Cam Lobe Change
With cam at low signal line remove screw (28), lockwasher (51) and washer (27). Note the relative position of the cam lobe being changed and then remove the cam (26). 38 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 39: Air To Close / Direct Acting Positioner
Connect supply pressure and signal to positioner. Check zero and span adjustment. Refer to “Zero Adjustment” and “Span Adjustment” on page 37. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 39...
Page 40: Field Mounting And Complete Calibration, Rotary Actuators
Place cam holder (36) with truarc ring (37) into cam coupling (34). Place the cam (26) onto the cam holder (36) so that the selected cam lobe is facing 40 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 41: Air To Close / Direct Acting Positioner
3-15 psig range 4700P/4800P; 4 mA for 4-20 mA 4700E/4800E). Adjust zero and span. Refer to “Zero Adjustment” and “Span Adjustment” on page 37. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 41...
Page 42: Air To Close / Reverse Acting Positioner
10. Adjust signal to low end of signal (i.e., 3 psig for a 3-15 psig range 4700P/4800P). Adjust zero and span. Refer to “Zero Adjustment” and “Span Adjustment” on page 37. 42 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 43: Field Mounting And Complete Calibration Reciprocating Valves Using 87/88 Actuators
Slowly reduce pressure applied to actuator to zero (If handwheel was used, back if off fully). Cam will now be at high signal line. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 43...
Page 44: Air To Close / Direct Acting Positioner
(27), lockwasher (51) and screw (28). Slowly reduce pressure applied to actuator to zero (If handwheel was used, back if off fully). Cam will now be at high signal line. 44 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 45: Damping Adjustment
Turn clockwise until desired stability is obtained. CAUTION Screw must never be backed out further than top flush with housing. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 45...
Page 46: Positioner Action Change (4700P/4800P Only)
Valve is now open. Remove independent regulated air line from actuator. Proceed to Field Mounting and Calibration section for Air to Close/Direct Acting Positioner and proceed as stated. 46 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 47: Maintenance
Install the spring in the pilot spool. The end having the smallest diameter must be in contact with the plug. Screw the pilot end plug into the pilot spool. Install the pilot subassembly (11) into the body (1). © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 47...
Page 48: Body
Inspect for any nicks or deterioration. Replace if necessary. Clean bottom of module using isopropyl alcohol. Carefully reassemble O-rings into grooves. Make sure they are seated in bottom of groove. CAUTION Do not use any lubrication on O-rings or base. 48 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 49: Reassembly
Remove positioner from valve if module mounting screws are not accessible. Remove and replace module as outlined under “Disassembly” on page 48. NOTE There are no adjustments in the I/P module. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 49...
Page 50: Bypass Valve Option (4700P Only)
Remove O-rings (46) and (47), replace with new rings which have a thin coat of Krytox or other silicone-compatible lubricant. Replace valve in block and secure with retaining ring (49). Reassemble bypass module to positioner. Figure 17 - Pilot Assembly 50 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 51: Troubleshooting
Foreign matter such as dirt, metal particles, etc. b. Partial blockage of air passages caused by too much oil in the air lines. c. Blocking of vent holes. © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 51...
Page 52: Split Range Operation - 4700P/4800P
Valve Plug Position Valve Plug Position psig mbar (3-9 psig) (9-15 psig) Full Open Full Open Half Open Full Open Closed Full Open Closed Half Open 1034 Closed Closed 52 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 53: Cam Lobe Selection And Lever Arm Orientation
Cam Lobe Selection and Lever Arm Orientation Camflex II 87/88 Actuator © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 53...
Page 55 Cam Lobe Selection and Lever Arm Orientation (Cont.) Butterfly Valves (clockwise motion) © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 55...
Page 56: Figure 18 - 4700P/4800P 3-15 And 6-30 Ranges
Parts Reference 4700P/4800P 3-15 and 6-30 Range Figure 18 - 4700P/4800P 3-15 and 6-30 Ranges 56 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 57: Parts Reference 4700P/4800P 3-15 And 6-30 Range
Input Shaft Screw, Washer Head Lockwasher Washer Retaining Clip Cover, Case Vent Plug Screw, Sealing, Set 5/16-24 x .5 — — — — — © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 57...
Page 59: Table 5 - Parts Reference 4700E/4800E
Cover, Case Vent Plug Screw, Sealing, Set 5/16-24 x .5 Screw 8-32 x 1.25 O-ring .81” ID O-ring 1.31” ID O-ring 2.38” ID Breather © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 59...
Page 60: Parts Reference
Parts Reference Ref.No. Description Vent Plug Screw 8-32 x 1.25 SEMS Bypass S/A O-ring O-ring Valve, Bypass Ring, Retaining O-ring Figure 20 - Bypass Option (4700P only) 60 | Baker Hughes © 2021 Baker Hughes Company. All rights reserved.
Page 61: Specifications
Better than 0.2% of span Better than 0.3% of span Conformity +1% of span +1% of span Input 170 Ohms nominal Resistance 4-20 mA signal © 2021 Baker Hughes Company. All rights reserved. Masoneilan 4700P/E & 4800P/E Positioners Manual | 61...
Page 66 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 representation as to the accuracy or completeness of the information and makes no warranties of any kind, specific, implied or oral, to the fullest extent permissible by law, including those of merchantability and fitness for a particular purpose or use.

This manual is also suitable for:

Masoneilan 4700e Masoneilan 4800p Masoneilan 4800e

Baker Hughes Masoneilan 4700P Instruction Manual

Safety Information

4700P/4700E and 4800P/4800E Product Safety

Introduction

Installation

87/88 Actuator

Positioner Mounting and Orientation

Pneumatic Installation

Electrical Installation of 4700E/4800E

Hazardous Area Installations

Split Range Operation

Mounting Cam Coupling

Calibration

Field Mounting and Complete Calibration, Rotary Actuators

Field Mounting and Complete Calibration Reciprocating Valves Using 87/88 Actuators

Air to Open / Reverse Acting Positioner (4700P/4800P Only)

Air to Close/Reverse Acting Positioner (4700P/4800P Only)

Positioner Action Change (4700P/4800P Only)

Maintenance

Body

Bypass Valve Option (4700P Only)

Troubleshooting

Split Range Operation - 4700P/4800P

Cam Lobe Selection and Lever Arm Orientation

Parts Reference 4700P/4800P 3-15 and 6-30 Range

Parts Reference 4700E/4800E

Parts Reference

Specifications

Drawings

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