Baker Hughes Masoneilan 4700P, Инструкция по эксплуатации

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Masoneilan 4700P/E & 4800P/E Positioners Manual | 5 © 2021 Baker Hughes Company. All rights reserved.
Field Mounting and Complete Calibration, Rotary Actuators .............................................40
Air to Open / Direct Acting Positioner ................................................................................40
Air to Open / Reverse Acting Positioner ............................................................................40
Air to Close / Direct Acting Positioner ................................................................................ 41
Air to Close / Reverse Acting Positioner ............................................................................42
Field Mounting and Complete Calibration Reciprocating Valves using 87/88 Actuators 43
Air to Open / Direct Acting Positioner ............................................................................... 43
Air to Open / Reverse Acting Positioner (4700P/4800P only) ............................................. 43
Air to Close / Direct Acting Positioner ................................................................................44
Air to Close/Reverse Acting Positioner (4700P/4800P only) ..............................................44
Damping Adjustment ......................................................................................................... 45
Positioner Action Change (4700P/4800P Only) ....................................................................46
From Air to Open / Direct to Air to Open/Reverse .............................................................46
From Air to Open / Reverse to Air to Open/Direct .............................................................46
From Air to Close / Direct to Air to Close/Reverse ............................................................46
From Air to Close / Reverse to Air to Close/Direct ............................................................46
Maintenance .............................................................................................................................47
Pilot ...................................................................................................................................47
Disassembly ......................................................................................................................47
Reassembly .......................................................................................................................47
Body ......................................................................................................................................... 48
Disassembly ..................................................................................................................... 48
Reassembly .......................................................................................................................4 9
Diaphragm ......................................................................................................................... 49
I/P Module ......................................................................................................................... 49
Bypass Valve Option (4700P Only) ........................................................................................ 50
Assembly to Positioner ..................................................................................................... 50
Disassembly ...................................................................................................................... 50
Troubleshooting ...................................................................................................................... 51
Split Range Operation - 4700P/4800P .................................................................................... 52
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