Yokogawa PH97 User Manual

Instruction

•

Installation

•

Calibration

•

Operation

•

Maintenance

KEY
FEATURES

Instruction

Manual

Manual

Model PH87

Retraction Sensor Assembly

Yokogawa Corporation of America
2 Dart Road, Newnan, Georgia U.S.A. 30265
Tel: [phone] Fax: [phone]

IM M1263JL-A

Doc. Nr. L2528

January 2012

3rd edition

2

TABLE OF CONTENTS

Overview ....................................................................................................................................... 3

Assembly Instructions-Stage #1 .................................................................................................. 4

Assembly Installation Instructions- with /B ball valve option ......................................................................8

In-Service Installation-with /B ball valve option ................................................................................ 10

Sensor Service ........................................................................................................................................... 11

Sensor Replacement .................................................................................................................................. 14

Exploded View of PH87 ............................................................................................................................. 16

Part Numbers and Descriptions ................................................................................................................. 17

PH87 Dimensions and Clearance Requirements .............................................................................. 18

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Sensor Installation Overview

Shown with Optional Ball valve

NOTE: THE FOLLOWING INFORMATION IS INTENDED TO PROVIDE THE USER WITH A PREVIEW
OF WHAT WILL BE REQUIRED TO INSTALL THE MODEL PH87 SENSOR ASSEMBLY. PLEASE
REVIEW THE DIAGRAM AND GUIDELINES BEFORE PROCEEDING.

Typical Sensor Installation Diagram

Shown with Optional /B Ball Valve

3

Sensor Installation Guidelines:

ASSEMBLY

pH/ORP SENSOR

[1]. Install the model PH97 sensor in pipe or vessel between 15° and 90° from horizontal.

[2]. Connect ex conduit with adequate service loop to junction box.
[3]. Connect the sensor cable to the terminals inside the junction box.
[4]. Keep cable run between junction box and pH / ORP instrument as short as possible.

IM M1263JL-A

4

8

Model PH87 Retraction Sensor Assembly

Sensor Assembly Instructions-Stage1

BEGIN STAGE #1 ASSEMBLY OF THE MODEL PH87 BY FOLLOWING THE STEP-BY-STEP
INSTRUCTIONS [A] THROUGH [F] IN ORDER AS SHOWN BELOW:

[STEP B]. SLIDE

PACKING GLAND, ITEM NO.3, ONTO
SHEATH, ITEM NO.4. KEEP LOCKING
NUT AND FERRULES LOOSE BUT
ATTACHED TO PACKING GLAND

[STEP A]. INSTALL
PACKING GLAND O-RING, ITEM NO.
3d, INTO PACKING GLAND BODY,
ITEM NO. 3c.

[STEP F]. THREAD SENSOR
CABLE THROUGH COUPLER
TUBE, ITEM NO. 1, THEN SLIDE
COUPLER TUBE INTO SHEATH
UNTIL IT CONTACTS SENSOR.

[STEP D]. THREAD SENSOR
CABLE THROUGH SHEATH
AND SLIDE THE SENSOR
INTO SHEATH UNTIL IT STOPS
AGAINST FLARED END

FLARED END
OF SHEATH

[STEP C]. STRETCH O-RINGS,
ITEM NO. 2, INTO GROOVES
ON SENSOR

PLEASE NOTE

REFER TO PAGES 16 AND 17 OF THE
SENSOR ASSEMBLY AND ITEMIZED PART
LIST FOR ALL THESE COMPONENTS

REFER TO PAGES 15 AND 16 OF THE
SENSOR ASSEMBLY AND ITEMIZED PART
LIST FOR ALL THESE COMPONENTS.

[STEP E]. STRETCH O-RING,
ITEM NO. 1a, INTO GROOVE ON
COUPLER TUBE, ITEM NO. 1.

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Sensor Assembly Instructions-Stage1 (Continued)

(Continued)

5

[STEP G]. THREAD SENSOR
CABLE THROUGH COUPLER
TUBE, ITEM NO. 1, THEN SLIDE
COUPLER TUBE INTO SHEATH
UNTIL IT CONTACTS SENSOR.

THE COUPLER TUBE AND
SENSOR SHOULD BE
THREADED TOGETHER UNTIL
BOTH ARE SEATED AGAINST
THE ENDS OF THE SHEATH,

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6

Sensor Assembly Instructions—Stage1

(Continued)

Model PH87 Retraction Sensor Assembly

Sensor Assembly Instructions-Stage1 (Continued)

[STEP H]. REMOVE JUNCTION BOX

COVER AND THERAD SENSOR CABLE

[Step H]. REMOVE

THROUGH JUNCTION BOX ASSEMBLY

JUNCTION BOX COVER AND

(JUNCTION BOX AND PROVIDED

THERAD SENSOR CABLE THROUGH

PIPE NIPPLE). THREAD JUNCTION

JUNCTION BOX ASSEMBLY

BOX ASSEMBLY PIPE NIPPLE INTO

(JUNCTION BOX AND PROVIDED

SENSOR COUPLER ASSEMBLY,

PIPE NIPPLE). THREAD JUNCTION

ITEM NO. 1.INSTALL SUITABLE FLEX

BOX ASSEMBLY PIPE NIPPLE INTO

CONDUIT LONG ENOUGH TO ALLOW

SENSOR COUPLER ASSEMBLY,

FOR SERVICING OR REPLACEMENT

ITEM NO. 1.INSTALL SUITABLE FLEX

OF SENSOR.

CONDUIT LONG ENOUGH TO ALLOW
FOR SERVICING OR REPLACEMENT
OF SENSOR.

[STEP I]. CONNECT THE SENSOR
WIRES TO THE 5-TERMINAL STRIP IN

[Step I]. CONNECT THE SENSOR

THE JUNCTION BOX IN THE

WIRES TO THE 5-TERMINAL STRIP IN

FOLLOWING ORDER. THE RED TC WIRE

THE JUNCTION BOX IN THE FOL-

CONNECTS TO TERMINAL #1 AND

LOWING ORDER. THE RED TC WIRE

THE BLACK TC WIRE TO TERMINAL

CONNECTS TO TERMINAL #1 AND

#2. CONNECT THE SENSOR

THE BLACK TC WIRE TO TERMINAL

REFERENCE (BLACK) TO #3,

#2. CONNECT THE SENSOR REFER-

THE SOLUTION GROUND (GREEN)

ENCE (BLACK) TO #3, THE SOLUTION

TO TERMINAL #4 AND PH (CLEAR) TO

GROUND (GREEN) TO TERMINAL #4

TERMINAL #5. THREAD THE EXTENSION

AND pH (CLEAR) TO TERMINAL #5.

CABLE THROUGH CONDUIT. ATTACH

THREAD THE EXTENSION CABLE

THE LABELED WIRES TO THE

THROUGH CONDUIT. ATTACH THE

TERMINALS IN THE SAME ORDER AS

LABELED WIRES TO THE TERMINALS

THE SENSOR WIRES LISTED ABOVE.

IN THE SAME ORDER AS THE SEN-
SOR WIRES LISTED ABOVE. SLIDE-

REPLACE THE JUNCTION BOX COVER.

THE PROTECTIVE INSULTING BOOT
OVER CONNECTORS AND REPLACE
THE JUNCTION BOX COVER.

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pH9

(Continued)

Sensor Assembly Instructions-Stage1 (Continued)

THE STAGE #1 ASSEMBLY OF THE pH97 SENSOR IS NOW COMPLETE AND
SHOULD APPEAR AS ONE OF THE TWO ASSEMBLIES SHOWN BELOW

STANDARD ASSEMBLY

STANDARD ASSEMBLY

7

[STEP J]. PERFORM A 2-POINT CALIBRATION WITH
PH BUFFER SOLUTIONS BEFORE PROCEEDING
FURTHER WITH THE ASSEMBLY AND INSTALLATION.

NOTE: REFER TO PH 97 SENSOR INSTRUCTIONS FOR
WIRING AND CALIBRATION PROCEDURES.

NOTE: REFER TO PH 97 SENSOR INSTRUCTIONS
FOR WIRING AND CALIBRATION PROCEDURES.

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8

Sensor Assembly Installation Instructions—/B Option

8/B OPTION FOR

Model PH87 Retraction Sensor Assembly

Sensor Assembly Instructions-/B Ball Valve Option

BEGIN ASSEMBLY OF THE /B BALL VALVE OPTION FOR MODEL PH87 SENSOR BY FOLLOWING THE STEP-BY-STEP
INSTRUCTIONS [A] THROUGH [D] IN ORDER AS SHOWN BELOW:

PLEASE NOTE

REFER TO PAGES 16 AND 17 OF THE

REFER TO PAGES 15 AND 16 OF THE

SENSOR ASSEMBLY AND ITEMIZED

SENSOR ASSEMBLY AND ITEMIZED PART

PART LIST FOR ALL THESE

LIST FOR ALL THESE COMPONENTS.

COMPONENTS

[STEP A]. THREAD THE REDUCER
BUSHING, ITEM NO.6, USING TEFLON
TAPE TO SEAL AND TIGHTEN IN
PLACE

[STEP B]. THREAD THE NIPPLE, ITEM
NO.7, INTO BALL VALVE, ITEM NO.6,
USING TEFLON TAPE TO SEAL AND
TIGHTEN IN PLACE

[STEP C]. THREAD THE NIPPLE, ITEM
NO.7, ALONG WITH BALL VALVE,
ITEM NO.6, AND REDUCER BUSHING,
ITEM NO.5, INTO WELDALET OR AP­PROPRIATE PROCESS FITTING. USE
TEFLON TAPE TO SEAL THREADS AND
TIGHTEN IN PLACE

[STEP D]. INSURE THAT THE VALVE IS
IN THE CLOSED POSTION AS SHOWN
BELOW BEFORE PROCEEDING TO
NEXT STEP.

PLEASE NOTE: /B OPTION IS REQUIRED (OR CUSTOMER SUPPLIED BALL VALUE IS

REQUIRED) FOR RETRACTION OF PH87 WHILE PROCESS IS UNDER PRESSURE

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Sensor Assembly Installation Instructions-/B Ball Valve (Continued)

8

/B OPTION

THE ASSEMBLY OF THE PH87
SENSOR IS NOW COMPLETE
AND SHOULD APPEAR AS
SHOWN. DO NOT TIGHTEN
PACKING GLAND LOCKING
NUT OR OPEN BALL VALVE
UNTIL SENSOR ASSEMBLY
IS READY TO GO ON-STREAM.

COMPLETE /B BALL VALVE OPTION ASSEMBLY OF THE MODEL PH87 BY FOLLOWING THE STEP-BY-STEP
INSTRUCTIONS [E] AND [F] IN ORDER AS SHOWN BELOW:

9

[STEP E]. APPLY TEFLON TAPE TO
PIPE THREADS OF PACKING GLAND
FITTING AND SLIDE FITTING TO
SENSOR END OF SHEATH. INSTALL
STAGE #1 SUBASSEMBLY INTO VALVE
TAKING CARE NOT TO FORCE THE
SENSOR INTO THE BALL PORTION OF
THE VALVE TO PREVENT BREAKAGE
OF THE GLASS BULB.

[STEP F]. SECURELY TIGHTEN
PACKING GLAND FITTING INTO
VALVE ASSEMBLY TO PROVIDE A
PROPER SEAL.

THE ASSEMBLY OF THE PH87
SENSOR IS NOW COMPLETE
AND SHOULD APPEAR AS
SHOWN. DO NOT TIGHTEN
PACKING GLAND LOCKING
NUT OR OPEN BALL VALVE
UNTIL SENSOR ASSEMBLY
IS READY TO GO ON-STREAM.

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10

Sensor Assembly In-Service Instructions—/B Option

Model PH87 Retraction Sensor Assembly

Sensor Assembly In-Service Instructions-/B Ball Valve Option

PLEASE NOTE

REFER TO PAGES 16 AND 17 OF THE

REFER TO PAGES 15 AND 16 OF THE

SENSOR ASSEMBLY AND ITEMIZED

SENSOR ASSEMBLY AND ITEMIZED PART

PART LIST FOR ALL THESE

LIST FOR ALL THESE COMPONENTS.

COMPONENTS

THE FINAL ASSEMBLY IS NOW
READY TO BE PLACED INTO
SERVICE, WITH PACKING GLAND
LOCKING NUT ENGAGED BUT NOT
TIGHTENED AND SENSOR IN THE
RETRACTED POSITION.

[STEP A]. TO PLACE ASSEMBLY

[Step A]. TO PLACE ASSEMBLY

INTO SERVICE OPEN BALL

INTO SERVICE OPEN BALL

VALVE COMPLETELY.

VALVE COMPLETELY.
Caution: OPENING VALVE

CAUTION: OPENING VALVE

SUBJECTS SENSOR ASSEMBLY

SUBJECTS SENSOR ASSEMBLY

TO LINE PRESSURE. IF THE

TO LINE PRESSURE. IF THE

SENSOR IS NOT RETRACTED

SENSOR IS NOT RETRACTED

COMPLETLY AGAINST STOP,

COMPLETLY AGAINST STOP,

OPENING THE VALVE COULD

OPENING THE VALVE COULD

RESULT IN THE SENSOR

RESULT IN THE SENSOR

SUDDENLY RETRACTING THE

SUDDENLY RETRACTING THE

REMAINING DISTANCE

REMAINING DISTANCE

CAUSING DAMAGE TO THE

CAUSING DAMAGE TO THE

SENSOR ASSEMBLY OR INJURY

SENSOR ASSEMBLY OR INJURY

TO THE SERVICE PERSON.

TO THE SERVICE PERSON.

[STEP B]. INSERT STAGE #1
SUBASSEMBLY INTO PROCESS.

[STEP C]. SECURE SENSOR IN
PLACE BY TIGHTENING
LOCKING NUT AND
FERRULES OF GLAND FITTING,
ITEM NO.3.

DO NOT INSERT TIP OF
SENSOR BEYOND INSIDE
WALL OF PROCESS PIPE
TO AVOID TORQUE AND
POSSIBLE BREAKAGE.

THE IN-SERVICE ASSEMBLY SHOULD
APPEAR AS SHOWN BELOW.

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11

Sensor Service Instructions

BEFORE SERVICING REMOVE THE MODEL PH97 SENSOR FROM SERVICE FOLLOWING THE

STEP-BY-STEP INSTRUCTIONS [A] AND [B] IN ORDER AS SHOWN BELOW:

Model PH87 Retraction Sensor Assembly

Sensor Service Instructions

BEFORE SERVICING REMOVE THE MODEL PH97 SENSOR FROM SERVICE FOLLOWING THE STEP-BY-STEP
INSTRUCTIONS [A] AND [B] IN ORDER AS SHOWN BELOW:

[STEP B]. FULLY

RETRACT STAGE #1 SUBASSEMBLY
SHAFT.

[Step B]. FULLY
RETRACT STAGE #1 SUB-
ASSEMBLY SHAFT.

[STEP A]. LOOSEN LOCKING
NUT AND FERRULES OF GLAND

[Step A]. LOOSEN LOCKING

FITTING, ITEM NO. 3.

NUT AND FERRULES OF GLAND

CAUTION: THE SENSOR ASSEMBLY

FITTING, ITEM NO. 3.

IS STILL UNDER PRESSURE.

Caution: THE SENSOR ASSEMBLY

LOOSENING THE LOCKING NUT

IS STILL UNDER PRESSURE.
LOOSENING THE LOCKING NUT

COULD RESULT IN THE SENSOR

COULD RESULT IN THE SENSOR

RETRACTING SUDDENLY AND

RETRACTING SUDDENLY AND

WITH A GREAT DEAL OF FORCE.

WITH A GREAT DEAL OF FORCE.

THIS COULD CAUSE DAMAGE

THIS COULD CAUSE DAMAGE

TO THE SENSOR ASSEMBLY

TO THE SENSOR ASSEMBLY

OR INJURY TO THE SERVICE

OR INJURY TO THE SERVICE

PERSON.

PERSON.

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12

Sensor Service Instructions

9

(Continued)

Model PH87 Retraction Sensor Assembly

Sensor Service Instructions (Continued)

BEFORE SERVICING REMOVE THE MODEL PH97 SENSOR FROM SERVICE FOLLOWING THE STEP-BY-STEP
INSTRUCTIONS [C] AND [D] IN ORDER AS SHOWN BELOW:

[STEP C]. CLOSE BALL VALVE

COMPLETELY.

[STEP D]. COMPLETELY UNTHREAD
GLAND FITTING, ITEM NO.4, FROM
VALVE ASSEMBLY

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Sensor Service Instructions (Continued)

(Continued)

9

CONTINUE SERVICING OF THE MODEL PH97 SENSOR BY FOLLOWING THE STEP-BY-STEP INSTRUCTIONS
[E] THROUGH [G] IN ORDER AS SHOWN BELOW:

[Step G]. TO TEST SENSOR PERFORM A 2-POINT
CALIBRATION WITH pH BUFFER AS SHOWN BELOW.

[STEP E]. REMOVE STAGE #1
ASSEMBLY FROM VALVE ASSEMBLY.

WITH THE STAGE #1 SUBASSEMBLY
COMPLETELY REMOVED FROM THE
VALVE ASSEMBLY THE SENSOR MAY
NOW BE TESTED OR REPLACED.

[STEP F]. BEFORE TESTING THE
SENSOR BE SURE THAT IT IS CLEAN

IF THE SENSOR TESTS WITHIN ACCEPTABLE
LIMITS REINSTALL AND PLACE SENSOR BACK
IN SERVICE BY FOLLOWING ASSEMBLY
INSTRUCTIONS.

IF TESTING PROVES SENSOR T0 BE FAULTY
CONTINUE WITH THE SERVICE INSTRUCTIONS
FOR SENSOR REPLACEMENT.

13

[STEP G]. TO TEST SENSOR PERFORM A
2-POINT CALIBRATION WITH PH BUFFER AS
SHOWN BELOW.

IF THE SENSOR TESTS WITHIN ACCEPTABLE
LIMITS REINSTALL AND PLACE SENSOR
BACK IN SERVICE BY FOLLOWING ASSEMBLY
INSTRUCTIONS.

IF TESTING PROVES SENSOR T0 BE FAULTY
CONTINUE WITH THE SERVICE INSTRUCTIONS
FOR SENSOR
REPLACEMENT.

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14

Model PH87 Retraction Sensor Assembly

Sensor Replacement Instructions

TO DISASSEMBLE THE MODEL PH87 SENSOR WITH A SENSOR MOUNTED JUNCTION BOX,

FOLLOW THE STEP-BY-STEP INSTRUCTIONS [A] THROUGH [D] IN ORDER AS SHOWN BELOW:

Sensor Replacement Instructions

BEFORE SERVICING REMOVE THE MODEL PH87 SENSOR FROM SERVICE FOLLOWING THE STEP-BY-STEP
INSTRUCTIONS [A] AND [D] IN ORDER AS SHOWN BELOW:

[Step C]. WHILE FIRMLY GRIPING
SHEATH PUSH ON COUPLER TUBE -

[STEP C]. WHILE FIRMLY GRIPING SHEATH

JUNCTION BOX ASSEMBLY TO

PUSH ON COUPLER TUBE JUNCTION BOX

UNSEAT SENSOR O-RINGS

ASSEMBLY TO UNSEAT SENSOR O-RINGS

[Step A]. REMOVE
JUNCTION BOX COVER AND DISCON-

[STEP A]. REMOVE

NECT ALL WIRES FROM TERMINALS.

JUNCTION BOX COVER AND DISCONNECT
ALL WIRES FROM TERMINALS.

[Step B]. WHILE FIRMLY GRIPING

[STEP B]. WHILE FIRMLY GRIPING

THE SENSOR AND THE SHEATH AT

THE SENSOR AND THE SHEATH AT

THE SAME TIME UNTHREAD THEM

THE SAME TIME UNTHREAD THEM

FROM THE COUPLER ASSEMBLY BUT

FROM THE COUPLER ASSEMBLY BUT

DO NOT COMPLETELY DISENGAGE

DO NOT COMPLETELY DISENGAGE

THREADS.

THREADS.

[Step D]. COMPLETELY UNTHREAD

[STEP D]. COMPLETELY UNTHREAD

SENSOR FROM COUPLER TUBE

SENSOR FROM COUPLER TUBE

ASSEMBLY.

ASSEMBLY.

CONTINUE WITH SERVICE
INSTRUCTIONS AT STEP "N".

CONTINUE WITH SERVICE
INSTRUCTIONS AT STEP “N”.

IM M1263JL-A

Sensor Replacement Instructions (Continued)

(Continued)

DISASSEMBLE THE ASSEMBLY INTO THE COMPONENT PARTS AS SHOWN IN ONE OF THE ILLUSTRATIONS BELOW.
TO INSTALL A NEW SENSOR AND RETURN THE MODEL PH87 TO SERVICE FOLLOW THE ASSEMBLY INSTRUCTIONS
STARTING FROM STAGE
#1 STEP “D” (PAGE 4)

15

FIGURE 1: STANDARD
ASSEMBLY READY FOR

FIGURE 1: STANDARD

SENSOR REPLACEMENT

ASSEMBLY READY FOR
SENSOR REPLACEMENT

FIGURE 2: ASSEMBLY WITH SENSOR

FIGURE 2: ASSEMBLY WITH

MOUNTED JUNCTION BOX READY FOR

SENSOR MOUNTED JUNCTION

SENSOR REPLACEMENT

BOX READY FOR SENSOR
REPLACEMENT

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16

Model PH87 Retraction Sensor Assembly

Sensor Housing Assembly

Sensor Housing Assembly

8

JUNCTION BOX

JUNCTION BOX

2 REQUIRED

9

pH SENSOR
(SEE MODEL PH97
SPEC SHEET)

PH SENSOR

(SEE MODEL PH97

SPEC SHEET)

PLEASE NOTE

REFER TO PAGES 15 AND 16 OF THE SENSOR

ALL O-RINGS REQUIRE PROPER LUBRICATION PRIOR TO
SERVICING. WE RECOMMEND USING PARKER O LUBE OR

ASSEMBLY AND ITEMIZED PART LIST FOR ALL

EQUIVALENT. FOLLOW THE LUBRICATION INSTRUCTIONS

THESE COMPONENTS

PROVIDED BY THE MANUFACTURER.

IM M1263JL-A

Sensor Housing Assembly

THESE ARE THE INDIVIDUAL PART NUMBERS FOR THE ITEMS SHOWN IN THE EXPLODED VIEW ON
THE PREVIOUS PAGE. PART NUMBERS FOR A COMPLETE ASSEMBLY ARE LISTED ON NEXT TWO
PAGES, ON THE SPECIFIC DRAWING.

Item Part Number Description

1 M1234DQ Coupler Assembly, Kynar (PVDF), N=7”

M1234TV-A Coupler Assembly, Kynai (PVDF), N=21”

These part numbers includes the o-ring

1a, 2 M1234DS O-rings, viton, sensor, size -019, quantity of 10

3 M1234DT Compression Fitting, 1” Tube x 1” MNPT

3a M1234DW Compression Fitting, Nut

3b M1234DX Compression Fitting, Ferrule, Kynar (PVDF)

3c M1234EJ Compression Fitting, Body, Titanium

3d M1234DZ Compression Fitting, O-ring, viton, size -120

4 M1234EA Sheath, Titanium, N=7”

M1234JQ-A Sheath, Titanium, N=21”

17

5 M1234WZ-A Bushing, 1.25” MNPT x 1” FNPT

6 M1234WY-A Ball Valve, Full Port, 1.25” NPT

7 M1234XA-A Nipple, 1.25” NPT

8 M1234EE Junction Box Assembly, Sensor Mount

9 See pH Sensor Specications

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18

Scale:

Drwg Nr:

Sheet:

Date:

Drawn By:

21-July_00

Rev:

R. Ramus

Group:

1 / 1

Title:

P2254

Type:

Product Data

Part Nr:

PH87/B

PH87/B Insertion Assembly:

Dimensions & Clearance Requirements

2 Dart Road, Newnan, GA 30265

27.25" 40.05" 41.40"

MODEL NO. "N" LENGTH "R" DIMENSION "C" DIMENSION

PH87-07/B

PH87-21/B

13.25" 28.05"

29.40"

Insertion

Length

Retraction

Distance

Minimum

Clearance

"N" = FULLY INSERTED

3.72"

5.22"

1 1/4" MNPT

Minimum

Clearance

“C” DIMENSION

Distance

Retraction

“R” DIMENSION

"C" = MINIMUM CLEARANCE REQUIRED FOR SENSOR REMOVAL

"R" = FULLY RETRACTED

15.65" FULLY INSERTED

3/4" FNPT

Length

Insertion

PH87-21/B 21” 40.05” 41.40”

MODEL NO. “N” LENGTH

PH87-07/B 7” 28.05” 29.40”

PH87 With /B Ball Valve Insertion Assembly:

Dimensions & Clearance Requirements

2 Dart Road, Newnan, GA 30265

Tel.: [phone] Fax.:[phone]

IM M1263JL-A

27.25"

33.15" 36.90"

Scale:

Drwg Nr:

Sheet:

Date:

Drawn By:

21-July_00

Rev:

R. Ramus

Group:

1 / 1

Title:

P2254

Type:

Product Data

Part Nr:

PH87

PH87 Insertion Assembly:

Dimensions & Clearance Requirements

"N" = FULLY INSERTED

MODEL NO. "N" LENGTH "R" DIMENSION "C" DIMENSION

PH87-07

PH87-21

13.25" 19.15"

22.90"

Insertion

Length

Retraction

Distance

Minimum

Clearance

2 Dart Road, Newnan, GA 30265

3.72"

Minimum

Clearance

“C” DIMENSION

Distance

Retraction

“R” DIMENSION

19

9.65"
FULLY

INSERTED

"R" = FULLY RETRACTED

"C" = MINIMUM CLEARANCE

3/4" FNPT

REQUIRED FOR SENSOR REMOVAL

1 " MNPT

Length

Insertion

MODEL NO. “N” LENGTH

PH87-21 27.25” 33.15” 36.90”

PH87-07 13.25” 19.15” 22.90”

PH87 Insertion Assembly:

Dimensions & Clearance Requirements

2 Dart Road, Newnan, GA 30265

Tel.: [phone] Fax.:[phone]

IM M1263JL-A

YOKOGAWA HEADQUARTERS
9-32, Nakacho 2-chome,
Musashinoshi
Tokyo 180
Japan

Tel. [phone]
Fax [phone]
E-mail: [e-mail]
www.yokogawa.com.jp

YOKOGAWA EUROPE B.V.
Euroweg 2
3825 HD Amersfoort
The Netherlands

Tel. [phone]
Fax [phone]
E-mail: [e-mail]
www.yokogawa.com/eu

YOKOGAWA CORPORATION OF AMERICA
2 Dart Road
Newnan GA 30265
United States

Tel. [phone]
Fax [phone]
E-mail: [e-mail]
www.yokogawa.com/us

YOKOGAWA ELECTRIC ASIA Pte. Ltd.
5 Bedok South Road
Singapore 469270
Singapore

Tel. [phone]
Fax [phone]
E-mail: [e-mail]
www.yokogawa.com.sg

Yokogawa has an extensive sales

and distribution network.

Please refer to the website

(www.yokogawa.com/an/index.htm) to contact your

nearest representative.

IM M1234JL-A
Subject to change without notice Printed in The USA
Copyright © 2008

IM M1263JL-A