Emerson Fisher 4660 Pressure Pilot Instruction Manual Download Page 18

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4660 Pressure Pilot

Instruction Manual

Form 5200

September 2004

Key 73 Range Label

Bourdon Tube

Range (bar)

Part Number

0-3.4
0-6.9

0-17.2
0-34.5
0-69.0

18A3534X512
18A3534X522
18A3534X532
18A3534X542
18A3534X552

0-103.4
0-172.4
0-344.8
0-517.2
0-689.5

18A3534X562
18A3534X572
18A3534X582
18A3534X592
18A3534X602

Bourdon Tube

Range (Psig)

Part Number

0-50

0-100
0-250
0-500

0-1000

18A3534X312
18A3534X322
18A3534X332
18A3534X342
18A3534X352

0-1500
0-2500
0-5000
0-7500

0-10,000

18A3534X362
18A3534X372
18A3534X382
18A3534X392
18A3534X402

Summary of Contents for Fisher 4660 Pressure Pilot

Page 1: ...restartup Checks 11 Alignment of the Nozzle Beam 11 Startup 12 Performance 12 Principle of Operation 12 Maintenance 13 Bourdon Tube Flapper Assembly Replacement 13 Block and Bleed Relay Assembly Replacement 13 Low or High Set Point Assembly Replacement 14 Pilots without Set Point Indication 14 Pilots with Set Point Indication 14 Parts Ordering 15 Parts Kits 15 Parts List 16 W4035 IL FRONT VIEW W40...

Page 2: ...Nominal Reference Nitrile Elastomers 40 to 60_C 40 to 140_F Ambient temperature Fluoroelastomer Elastomers 7 to 71_C 20 to 160_F 21_C 70_F Fluorosilicone Elastomers Low Temperature Version 59 to 71_C 75 to 160_F Process temperature 29 to 93_C 20 to 200_F 21_C 70_F Operating Influences 1 on Switch Point Sensitivity Supply Pressure 0 05 of Bourdon tube rating for a 10 change in supply pressure Ambie...

Page 3: ...50 to 4850 225 to 7275 300 to 9700 150 250 750 1025 1500 45 75 150 225 300 23 38 75 113 150 1 Available in N05500 K Monel only for NACE No person may install operate or maintain a Type 4660 high low pressure pilot without first D being fully trained and qualified in valve actuator and accessory installation operation and maintenance and D carefully reading and understanding the contents of this ma...

Page 4: ...sher product remains solely with the purchaser and end user Installation WARNING To avoid personal injury or property damage caused by a sudden release of pressure D Always wear protective clothing and eyewear when performing any installation operations D Do not exceed the process pressure values in table 4 or the maximum supply pressure values in table 1 D If installing into an existing applicati...

Page 5: ...CH A HIGH ONLY AND LOW ONLY PILOTS SENSING A SINGLE PROCESS POINT AND HAVING A SINGLE OUTPUT B LOW ONLY AND HIGH LOW PILOTS WITH DUAL OUTPUTS AND DIFFERENT PROCESS PRESSURES C LOW ONLY AND HIGH LOW PILOTS WITH SINGLE OUTPUT AND DIFFERENT PROCESS PRESSURES D LOW ONLY AND HIGH ONLY PILOTS WITH DUAL OUTPUTS AND COMMON PROCESS PRESSURE E HIGH LOW PILOT INTERFACED WITH A PRESSURE SWITCH C0584 1 IL 39A1...

Page 6: ...nd the cover screws Choose the panel mounting style required to allow for either front or rear removal of the pilot from the panel Cut a hole in the panel surface and drill mounting screw holes using the dimensions shown in figure 3 Note For either mounting style the process output and supply pressure fittings may be attached to the pilot prior to sliding the pilot into the cutout Also these fitti...

Page 7: ...ilot Install shutoff valves vents drains or seal systems as needed in the process pressure line Install a needle valve in the process pressure line to dampen pulsations Output Pressure Connect output pressure piping to the connection marked OUTPUT on the bottom of the pilot case as shown in figure 4 Refer to the appropriate control valve or actuator instruction manual to complete the connection of...

Page 8: ...e lock out procedures to be sure that the above measures stay in effect while you are working on the equipment D Check with your process or safety engineer for any additional measures that must be taken to protect against process media Pilots Without Optional Set Point Indication Preliminary Adjustments Make sure each of the following six steps have been performed completely before setting either ...

Page 9: ...just the external pressure source to the desired low set point pressure 2 Check that full output pressure is being registered by using a pressure gauge installed in the output pressure line or by using the optional output indicator key 88 The optional output indicator shows a green color when the output pressure is at full pressure and black when the output pressure is at zero 3 Slowly turn the lo...

Page 10: ... 5 2500 5000 7500 10 000 3 4 6 9 10 3 13 8 50 100 150 200 20 7 41 4 62 1 82 7 300 600 900 1200 1 Six dots per revolution 1 Refer to the warning at the beginning of the Operating Information section Be sure the Bourdon tube contains no pressure 2 Install either a pressure gauge or an optional output indicator key 88 in the output pressure line 3 Remove the cover screws key 6 and the cover key 4 4 T...

Page 11: ...e the desired high set point is achieved rotate the locking arm to the locked position 5 Decrease the external pressure source until the output pressure of the pilot is again at full output 6 Continue to decrease the external pressure source pressure until the output pressure of the pilot has changed from full output to zero Listen carefully You will hear a quick change in sound when the output ch...

Page 12: ...the process pressure returns to the set range However full output is not instantaneous The difference between the set point and reset to full output is the trip to reset zone This parameter is also a function of the Bourdon tube rating as shown in figure 6 Finally repeatability is the switch point deviation around the set point as a percentage of the Bourdon tube rating Figure 7 Principle of Opera...

Page 13: ...a Bourdon Tube Flapper Assembly Replacement Obtain the Bourdon tube flapper assembly kit listed in the parts kit section 1 Remove the case cover screw key 5 and the case cover key 3 2 Unhook the flapper spring key 18 from the Bourdon tube flapper assembly Inspect the flapper spring and replace it if the coils are separated when the spring is in its free state with no extension 3 Loosen the screws ...

Page 14: ...Sm 10 lbfSin of torque 11 Install the knob on the stem and tighten the set screws Attempt to rotate the knob If the knob rotates repeat steps 9 and 10 12 Loosen the set screws and remove the knob 13 Repeat steps 1 through 12 if both set point assemblies are to be replaced on a high low version of the pilot 14 Install the front plate and the panel mounting plate if required 15 Install the locking d...

Page 15: ...y Includes Bourdon tube flapper and keys 18 27 73 Stainless Steel Bourdon Tube Bourdon Tube Rating 6 9 bar 100 psig R4660XBTFJ2 17 2 bar 250 psig R4660XBTFK2 34 5 bar 500 psig R4660XBTFL2 69 0 bar 1000 psig R4660XBTFM2 103 4 bar 1500 psig R4660XBTFN2 172 4 bar 2500 psig R4660XBTFP2 344 8 bar 5000 psig R4660XBTFR2 517 1 bar 7500 psig R4660XBTFS2 N05500 K Monel Bourdon Tube NACE Bourdon Tube Rating ...

Page 16: ...Part Number 24 O Ring nitrile 3 req d 18A1088X012 25 O Ring nitrile 1D2375X0022 26 Cap Screw stainless steel 2 req d 0 25 inch NPT Female Process Connection 18A1087X022 27 Machine Screw stainless steel 2 req d 1H3403X0012 28 Machine Screw stainless steel 3 req d 1A5733X0012 54 Cleanout Assembly 19A6031X012 57 Machine Screw stainless steel 2 req d 1B2752X0022 67 Knob w o set point indication 1 18A3...

Page 17: ...4660 Pressure Pilot Instruction Manual Form 5200 September 2004 17 Figure 8 Type 4660 Pilot Assembly 48A3536 H DOC APPLY SEALANT ...

Page 18: ...8A3534X522 18A3534X532 18A3534X542 18A3534X552 0 103 4 0 172 4 0 344 8 0 517 2 0 689 5 18A3534X562 18A3534X572 18A3534X582 18A3534X592 18A3534X602 Bourdon Tube Range Psig Part Number 0 50 0 100 0 250 0 500 0 1000 18A3534X312 18A3534X322 18A3534X332 18A3534X342 18A3534X352 0 1500 0 2500 0 5000 0 7500 0 10 000 18A3534X362 18A3534X372 18A3534X382 18A3534X392 18A3534X402 ...

Page 19: ...4660 Pressure Pilot Instruction Manual Form 5200 September 2004 19 ...

Page 20: ...cability We reserve the right to modify or improve the designs or specifications of such products at any time without notice Fisher does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenance of any Fisher product remains solely with the purchaser and end user EFisher Controls International LLC 1982 2004 All Rights Rese...

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