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Type 4000

Figure 14. Type 4000 Positioner Assembly

FEEDBACK BRACKET
(KEY 108)

LEVER/ARM ASSEMBLY
(KEY 1B)

POSITIONER TYPE 4000
(KEY 1A)

1/4-18 NPT
SUPPLY CONNECTION

1/4-18 NPT
INSTRUMENT
CONNECTION

INSTRUMENT
GAUGE PORT

IDENTIFICATION
COVER
(KEY 2)

ADAPTOR
HOUSING
(KEY 1C)

OUTPUT
GAUGE
PORT

INDICATOR SHOWN
FAIL CLOSE FOR
REFERENCE ONLY

SUPPLY GAUGE
PORT

38B2828-A
A7202 / IL

Parts Ordering

When corresponding with your Fisher Controls sales
office or sales representative about this equipment,
refer to the serial number found on the Fisher serial
tag attached to the positioner body. Also, specify the
complete 11-character part number from the following
parts list when ordering replacement parts.

Parts List

Key

Description

Part Number

Type 4000 Positioner

w/adapter housing and feedback

lever arm ass’y

18B2833X012

w/feedback lever arm ass’y but

w/o adapter housing

18B2834X012

Type 4000 Positioner w/o adapter housing or

feedback lever ass’y

18B3919X012

Feedback Lever Arm ass’y

18B2837X012

Adapter Housing

18B2839X012

Identification Cover

For 3/4” (19.1 mm) travel or less

P5FV30R

18B2836X012

For greater than 3/4” (19.1 mm) travel

P5FV60R

18B2835X012

Instrument Gauge

Triple Scale 0–30 psi/2 bar/0.2 MPa

11B4036X012

Supply Gauge
Triple Scale 0–160 psi/11 bar/1.1 MPa

11B4036X032

Key

Description

Part Number

Output Gauge
Triple Scale 0–160 psi/11 bar/1.1 MPa

11B4036X032

– – –

Test Connections, use when gauges or

pipe plugs are not specified (3 req’d)

1N908899012

– – –

Pilot Valve

18B2838X012

105

Cap Screw (w/o switch, 2 req’d; w/switch, 4 req’d)

For actuator size 12 & 20

English

1A381624052

Metric

19A4787X032

For actuator size 25, 50, & 80

English

17B6170X012

Metric

17B6174X012

108

Feedback Bracket (for Type 4000 positioner)

For actuator size 12 & 20

38B2848X012

For actuator size 25 & 50

38B2849X012

For actuator size 80

38B2850X012

108

Feedback Bracket (for position switch)

For actuator size 12 & 20

English

37B0912X012

Metric

37B2228X012

For actuator size 25 & 50

English

37B4663X012

Metric

37B4668X012

For actuator size 80

English

37B1516X012

Metric

37B1529X012

122

Washer (w/o switch, 2 req’d; w/switch 4 req’d)

For actuator size 12 & 20

English

1B8659X0012

Metric

10B6633X022

For actuator size 25, 50, & 80

English

17B4654X012

Metric

17B6173X012

167

O-ring

English

1E591406992

Metric

17B2231X012

Содержание 4000

Страница 1: ... Replacing the Positioner 10 Parts Ordering 11 Parts List 11 Introduction Scope of Manual This instruction manual provides installation operat ing calibration maintenance and parts ordering in formation for the Type 4000 pneumatic valve Figure 1 Type 4000 Positioner Installed on System 9000 Actuator W7371 IL positioner Refer to separate instruction manuals for information on the actuator control v...

Страница 2: ...tic valve positioner is designed for use with System 9000 actuators The positioner mounts on the actuator and provides the desired valve plug position for a specific input signal The Type 4000 accepts a pneumatic input signal The positioner comes standard with gauge ports and an O ring sealed housing The housing utilizes a unique O ring seal that can be adjusted to a sealed or drained position Eas...

Страница 3: ...ey 1B from the positioner spindle by removing the flathead screw that holds the lever to the spindle Figure 3 Assembling the Type 4000 Positioner to the Adapter Housing ADAPTER HOUSING KEY 1C POSITIONER KEY 1A MOUNTING SCREWS W7369 IL Note Mounting the positioner key 1A may be easier with the adapter housing key 1C removed from the actuator 2 To remove the adapter housing key 1C from the actuator ...

Страница 4: ... USE THESE HOLES FOR SIZE 20 ACTUATOR USE THESE HOLES FOR SIZE 50 AND 80 ACTUATORS W7048 IL 9 Refer to figure 6 Install the feedback bracket key 108 to the top of the power module with two cap screws key 105 and washers key 122 10 If necessary make minor adjustments of the feed back lever arm assembly pin to ensure that the feed back bracket and feedback lever arm assembly do not pinch bind or ben...

Страница 5: ...ticles 40 microns in diameter should suffice for most applications Use of suitable filtration equipment and the es tablishment of a maintenance cycle to monitor its operation is recommended The supply medium must be clean dry air or noncor rosive gas that meets the requirements of ISA Stan dard S7 3 1975 R1981 The supply pressure should not exceed the following limits For the actuator and position...

Страница 6: ...on and necessary safety measures should be used There is no pipe fitting for remote venting The posi tioner exhaust is under the actuator cover Operating Information Front Cover and Indicator Cover The positioner front cover is shown in figure 8 It is secured to the unit with four captive screws and sealed with an O ring The front cover O ring can be looped over notches in the front cover to allow...

Страница 7: ...ure the cam make sure the screw is backed out from the locking nut Tighten the locking nut finger tight then tighten the screw Install and adjust the indi cator and reinstall the cover Indicator Adjustment To adjust the indicator remove the front cover and pull the indicator upwards until it comes off the Allen screw Before installing the indicator make sure that the Allen screw is tight Press the...

Страница 8: ...re 11 Principle of Operation 1 2 3 4 5 6 7 8 A7199 IL If the actuator travel recorded in step 5 is short of the desired travel at 100 input signal rotate the span adjustment down to increase span Tighten the locking screw If the travel recorded in step 5 reaches the de sired travel before the input signal reaches the 100 value rotate the span adjustment up to decrease span Tighten the locking scre...

Страница 9: ...loading pressure and relieve any actuator spring precompres sion Use lock out procedures to be sure that the above measures stay in effect while you work on the equipment Other than the pilot valve repair of the positioner is by replacement To replace the positioner see the Posi tioner Removal and Positioner Replacement sections To replace the pilot valve see Replacing the Pilot Valve On units wit...

Страница 10: ...1 Shut off supply pressure and process lines to the positioner 2 Remove the defective gauge from the adapter housing 3 Coat the threads of the replacement gauge with a sealant Zink plate No 770 or equivalent Figure 13 Diaphragm DIAPHRAGM COVER SCREWS SCREW WASHERS DIAPHRAGM A7201 IL 4 Screw the replacement gauge into the adapter housing gauge connection 5 Apply supply pressure to the positioner Us...

Страница 11: ...ation Cover For 3 4 19 1 mm travel or less P5FV30R 18B2836X012 For greater than 3 4 19 1 mm travel P5FV60R 18B2835X012 3 Instrument Gauge Triple Scale 0 30 psi 2 bar 0 2 MPa 11B4036X012 4 Supply Gauge Triple Scale 0 160 psi 11 bar 1 1 MPa 11B4036X032 Key Description Part Number 5 Output Gauge Triple Scale 0 160 psi 11 bar 1 1 MPa 11B4036X032 Test Connections use when gauges or pipe plugs are not s...

Страница 12: ... 05424 Brazil Singapore 128461 Printed in U S A Fisher Controls International Inc 1998 1999 All Rights Reserved Fisher Fisher Rosemount and Managing The Process Better are marks owned by Fisher Controls International Inc or Fisher Rosemount Systems Inc All other marks are the property of their respective owners ...

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