Valve Positioners

Masoneilan 4700E

Page 79

GE Masoneilan 4700E - Page 79

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Table of Contents

Table of Contents5
Safety Information11
Safety Symbols11
4700P/4700E and 4800P/4800E Product Safety12
Model 4700P/4700E and 4800P/4800E Positioner Numbering15
Introduction15
General Description and Operation15
Pilot16
Direct Action16
Reverse Action16
Cam16
Optional Bypass Valve (4700P, Direct Acting Model Only)16
Installation19
Mounting and Orientation19
Cover Removal20
Rotary21
87/88 Actuator22
Actuator23
Mounting 4700P and 4700E on Series 87/88 Actuators24
Actuator: Bracket Mounting Travel Settings25
87U/88U Actuator26
Mounting 4700P/4800P and 4700E/4800E on Series 87U/88U Actuators26
- Mounting Parts Reference 87U/88U26
U/88U Actuator27
Positioner Mounting and Orientation28
Camflex II, Varimax, Minitork II, Ball II, and HPBV28
- Mounting Parts Reference28
Camflex II and Varimax29
High Performance Butterfly Valve30
Pneumatic Installation31
Pneumatic Installation33
Electrical Installation of 4700E/4800E34
Electrical Connections35
Hazardous Area Installations35
Factory Mutual Approved Version36
CSA (Canadian Standards Association) Approved Version37
SIRA Approved Version38
FM Installation40
CSA Installation41
ATEX Installation42
Split Range43
Split Range Operation43
Lobe Identification44
Mounting Cam Coupling44
Mounting Cam44
Lever S/A Orientation44
Changing Lever S/A Orientation45
Calibration47
General47
Zero Adjustment48
Span Adjustment48
Cam Lobe Change49
Air to Open / Direct Acting Positioner49
Air to Open / Reverse Acting Positioner49
Air to Close / Direct Acting Positioner50
Air to Close / Reverse Acting Positioner50
Field Mounting and Complete Calibration, Rotary Actuators51
Air to Open / Direct Acting Positioner51
Air to Open / Reverse Acting Positioner51
Air to Close / Direct Acting Positioner52
Air to Close / Reverse Acting Positioner53
Field Mounting and Complete Calibration Reciprocating Valves Using 87/8854
Air to Open / Direct Acting Positioner54
Air to Open / Reverse Acting Positioner (4700P/4800P Only)54
Air to Close / Direct Acting Positioner55
Air to Close/Reverse Acting Positioner (4700P/4800P Only)56
Damping Adjustment56
Positioner Action Change (4700P/4800P Only)57
From Air to Open / Direct to Air to Open/Reverse57
From Air to Open / Reverse to Air to Open/Direct57
From Air to Close / Direct to Air to Close/Reverse57
From Air to Close / Reverse to Air to Close/Direct57
Maintenance58
Pilot58
Disassembly58
Reassembly58
Body59
Disassembly59
Reassembly60
Diaphragm60
I/P Module60
Bypass Valve Option (4700P Only)61
Assembly to Positioner61
Pilot Subassembly62
Disassembly62
Troubleshooting63
Split Range Operation - 4700P/4800P64
- Split Range Operation64
Cam Lobe Selection and Lever Arm Orientation65
4700P/4800P 3-15 and 6-30 Ranges68
- Parts Reference 4700P/4800P 3-15 and 6-30 Range69
Parts Reference 4700P/4800P 3-15 and 6-30 Range68
4700E/4800E71
- Parts Reference 4700E/4800E72
Parts Reference 4700E/4800E71
Parts Reference73
Bypass Option (4700 Only)74
Specification Data75
Specifications75
Positioner and Cast Body Assembly77
Drawings77

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GE Masoneilan 4700P

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