Emerson Fisher 4660 Instruction Manual Download | Manualshive

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Instruction Manual

D200163X012

4660 Pressure Pilot

June 2017

23

Parts List

Note

Contact your

Emerson sales office

or Local Business Partner for Part

Ordering information.

Key

Description

1

Base, hard coat anodized aluminum
w/duplex seal

2

Case, polyester

3

Case cover, polyester

4

Cover, polyester

5

Case Cover Screw, stainless steel/polyester

6

Cover Screw, stainless steel/polyester (2 req'd)

7

Process Block, 316 stainless steel
1/4 NPT internal process connection

8

Process Tubing,
stainless steel
For all Bourdon Tube ranges
up to 170 bar (2500 psig)
For Bourdon tube ranges
350 bar (5000 psig) or over
NACE compliant
For all Bourdon Tube ranges
up to 170 bar (2500 psig)
For Bourdon tube ranges
350 bar (5000 psig) or over

10

Flapper Spring Support, stainless steel

11

Blow‐Out Plug, silicone

12

Cable Assembly, stainless steel/nylon

13

Cover Plate, stainless steel
w/o output indication
w/output indication

14*

Cover Plate Gasket, chloroprene

18

Flapper Spring, stainless steel

19

Cable Screw, stainless steel

20

Vent Screen, stainless steel

21

Machine Screw, stainless steel (4 req'd)

22

Self‐Tapping Screw, stainless steel (5 req'd)

Key

Description

23*

O‐Ring, nitrile (3 req'd)

24*

O‐Ring, nitrile (3 req'd)

25*

O‐Ring, nitrile

26

Cap Screw, stainless steel (2 req'd)
1/4 NPT internal process connection

27

Machine Screw, stainless steel (2 req'd)

28

Machine Screw,stainless steel (3 req'd)

54

Cleanout Assembly

57

Machine Screw, stainless steel (2 req'd)

67

Knob (w/o set point indication)

(1)

68

Screw, stainless steel

(2)

69

Locking Disc, PPO
(w/o set point indication)

(1)

70

Locking Nut, aluminum/PTFE anodized
(w/o set point indication)

(1)

71

Locking Wedge, PPO
(w/o set point indication)

(2)

73

Range Label

74

Front Plate, stainless steel
w/o Output Indication
Low Set
High Set
High/Low Set
w/ Output Indication
Low Set
High Set
High/Low Set

75

Mounting Plate, stainless steel (not shown)
Panel Mounting
Actuator Yoke Mounting
Actuator Casing Mounting
Pipestand Mounting

76

Nameplate, stainless steel

77

Self‐Tapping Screw, stainless steel(4 req'd)

81

Lubricant, Loctite

Silver Grade Anti‐Seize (76759,

76764, or 76775),

84

Cap Screw, pl steel (not shown)
Actuator Yoke Mounting (5 req'd)
Actuator Casing Mounting (3 req'd)
Pipestand Mounting (3 req'd)

*Recommended spare parts

1.One required for high or low set point versions; two required for high/low versions.
2.Two required for high or low set point versions; four required for high/low versions.

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Summary of Contents for Fisher 4660

Page 1: ...Alternate Set Point Adjustment Procedure 13 Pilots with Optional Set Point Indication 15 Setting the High and or Low Set Point s 16 Prestartup Checks 16 Alignment of the Nozzle Beam 16 Startup 17 Performance 17 Principle of Operation 18 Maintenance 18 Bourdon Tube Flapper Assembly Replacement 19 Block and Bleed Relay Assembly Replacement 19 Low or High Set Point Assembly Replacement 20 Pilots with...

Page 2: ...structions contact your Emerson sales office or Local Business Partner Description The 4660 high low pressure pilot figure 1 activates emergency shutdown systems for flowlines production vessels and compressors The pilot can be used with either a single or dual set point capability to maintain full output pressure when the process is operating within the set point range The primary switching mecha...

Page 3: ...al m3 hr 5 scfh Output Signal at Full Supply Pressure 0 00134 normal m3 hr 0 05 scfh Set Point Adjustments Continuously adjustable between 3 and 97 of Bourdon tube rating see table 2 or 3 for ranges Performance in Percentage of Bourdon Tube Rating Repeatability 0 25 Set Point DPmin see table 2 or 3 Single High Low Unit 10 for up to 172 4 bar 2500 psig Bourdon tubes 15 for 344 8 and 517 1 bar 5000 ...

Page 4: ...hour 0 C and 1 01325 bar absolute Scfh standard cubic feet per hour 60 F and 14 7 psia 3 Supply pressure at 2 1 bar 30 psig Table 2 Additional Specifications Bar BOURDON TUBE RATING 1 SET RANGE 1 SET POINT DPMIN MINIMUM ALLOWABLE DIFFERENCE BETWEEN HIGH AND LOW SETTINGS TRIP TO RESET ZONE Single High Low Unit High Only Low Only Pair 6 9 17 2 34 5 69 0 0 3 to 6 6 0 6 to 16 6 1 1 to 33 4 2 1 to 67 9...

Page 5: ...7500 9375 N A 206 8 258 6 430 9 568 8 758 5 3000 3750 6250 8250 11 000 Maximum Allowable Process Pressure to Insure Set Point Readjustability 3 6 9 17 2 34 5 69 0 100 250 500 1000 13 8 34 8 51 7 103 5 200 500 750 1500 13 8 22 3 53 4 89 7 200 325 775 1300 103 4 172 4 344 8 517 2 689 5 1500 2500 5000 7500 10 000 155 1 172 4 517 2 646 3 N A 2250 2500 7500 9375 N A 124 0 227 5 344 8 517 2 689 5 1800 3...

Page 6: ...ot exceed the process pressure values in table 4 or the maximum supply pressure values in table 1 If installing into an existing application also refer to the WARNING at the beginning of the Maintenance section in this instruction manual Check with your process or safety engineer for any additional measures that must be taken to protect against process media CAUTION Do not use sealing tape on pneu...

Page 7: ...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 39A1578...

Page 8: ...d the front plate key 74 Insert the panel mounting plate and reattach the front plate the locking discs the knobs the cable assembly key 12 the screws the cover and the cover screws For pilots with set point indication loosen the module set screws and remove the modules and the front plate key 74 Insert the panel mounting plate and reattach the front plate the modules the cable assembly key 12 the...

Page 9: ... detached sealing tape Thread sealant paste should be used to seal and lubricate pneumatic threaded connections Standard pressure connections on the 4660 pilot are 1 4 NPT internal Use 1 4 or 3 8 inch pipe or tubing for process output and supply pressure piping The locations of pressure connections are shown in figure 4 The vent location is shown in figure 8 Figure 4 Location of Pressure Connectio...

Page 10: ...re 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 output pressure piping from the pilot to the loading connection of the control valve actuator Vent WARNING Personal injury or property damage could result from fire or explosion of accumulated gas or from ...

Page 11: ... engineer for any additional measures that must be taken to protect against process media Pilots Without Optional Set Point Indication Preliminary Adjustments Make sure the following steps have been performed completely before setting either the high or low set point pressures Key numbers are shown in figure 8 1 Refer to the WARNING at the beginning of the Operating Information section Make sure t...

Page 12: ...e 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 HIGH SET knob counterclockwise until the desired high set point is obtained The high set point is obtained when the output pressure of the pilot has changed from full ou...

Page 13: ...HOUT SET POINT INDICATION WITH SET POINT INDICATION 48A3549 F 39A1578 A A3300 1 Refer to the appropriate procedure below Note Make sure that the first six steps of the Preliminary Adjustments procedure found on page 11 have been completed before proceeding High Low Construction 1 Refer to the WARNING at the beginning of the Operating Information section Make sure the Bourdon tube contains no press...

Page 14: ... point value For example with a 690 kPa 100 psig Bourdon tube turn the knob two revolutions for a desired low set point of 165 kPa 24 psig 8 Lock the locking discs key 69 High Only Construction 1 Refer to the WARNING at the beginning of the Operating Information section Make sure the Bourdon tube contains no pressure 2 Connect supply pressure to the pilot WARNING Before continuing on with step 3 r...

Page 15: ...se to the desired set point value For example with a 690 kPa 100 psig Bourdon tube turn the knob two revolutions for a desired low set point of 165 kPa 24 psig 7 Lock the locking disc key 69 Pilots With Optional Set Point Indication Make sure the following six steps have been performed completely before setting the high and or low set point pressures Key numbers are shown in figure 8 1 Refer to th...

Page 16: ... Tube rating see tables 2 and 3 1 After the desired low set point pressure has been adjusted increase the external pressure source pressure until the output pressure of the pilot is at full output Do not exceed the set range see tables 2 and 3 for the appropriate Bourdon tube range 2 Increase the external pressure source pressure until the output pressure of the pilot has changed from full output ...

Page 17: ...cs TRIP TO RESET ZONE SET POINT ΔPMIN 100 OUTPUT PRESSURE PROCESS PRESSURE A2897 2 CONSTRUCTION Set Point DPMIN PERCENT OF BOURDON TUBE RATING Trip to Reset Zone Repeatability Single High Low Unit High Only Low Only Pair 10 1 3 1 5 0 25 1 5000 and 7500 psig Bourdon tubes are 15 percent of Bourdon tube rating SL and SH represent the low and high set points respectively The set range is 3 to 97 perc...

Page 18: ...pper does not contact either set point pivot but contacts the nozzle beam This keeps the relay nozzle capped off maintaining full output pressure A decrease in process pressure below the low set point or an increase in process pressure above the high set point causes the flapper to contact the respective low or high set point pivot and uncap the relay nozzle This trips the relay assembly which blo...

Page 19: ...e 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 key 27 and remove the Bourdon tube flapper assembly 4...

Page 20: ...cking wedges over the set point stem 8 Apply lubricant key 81 to the locking nut threads and install it finger tight 9 Tighten the locking nut to 5 6 N m 50 lbf in of torque Back the nut out one quarter turn 10 Re tighten the locking nut to 1 1 N m 10 lbf in 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 ...

Page 21: ... assembly and keys 53 and 57 R4660XAVR52 Bourdon Tube Flapper Assembly 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 344 8 bar 5000 psig R4660XBTFR2 517 1 bar 7500 psig R4660XBTFS2 NACE Compliant B...

Page 22: ...des set point assembly and adjustment key continued Low Set Point Bourdon Tube Rating 6 9 bar 100 psig R4660XSP1J2 17 2 bar 250 psig R4660XSP1K2 34 5 bar 500 psig R4660XSP1L2 69 0 bar 1000 psig R4660XSP1M2 103 4 bar 1500 psig R4660XSP1N2 172 4 bar 2500 psig R4660XSP1P2 344 8 bar 5000 psig R4660XSP1R2 517 1 bar 7500 psig R4660XSP1S2 689 5 bar 10 000 psig R4660XSP1U2 Description Part Number Supply T...

Page 23: ...w stainless steel 5 req d Key Description 23 O Ring nitrile 3 req d 24 O Ring nitrile 3 req d 25 O Ring nitrile 26 Cap Screw stainless steel 2 req d 1 4 NPT internal process connection 27 Machine Screw stainless steel 2 req d 28 Machine Screw stainless steel 3 req d 54 Cleanout Assembly 57 Machine Screw stainless steel 2 req d 67 Knob w o set point indication 1 68 Screw stainless steel 2 69 Lockin...

Page 24: ...nly and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability All sales are governed by our terms and conditions which are available upon request We reserve the right to modify or improve the designs or specifications of such products at ...

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