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IM 12B7J1-01E

< 1. Specification >

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Model and Suffix codes

pH Sensor

Model

Suffix Code

Option

Code

Description

PH8EFP

......................................... ...................

KCl Filling Type pH Sensor

Cable Length

and KCl Tube

Length

-03

-05

-07

-10

-15

-20

-V3

-V5

-V7

-VA

-VB

-VC

...................

3 m

5 m

7 m

10 m

15 m

20 m

For Variopin connector 3m (*11)

For Variopin connector 5m (*11)

For Variopin connector 7m (*11)

For Variopin connector 10m (*11)

For Variopin connector 15m (*11)

For Variopin connector 20m (*11)

Solution

Ground Tip

-TN

-HC

...................

Titanium

Hastelloy C

KCl Reserve Tank

(*1)

-TT1

-TT2

-TT3

-TN1

-TN2

...................

For general purpose (250mL solution inlet)

For medium pressure (*2)

Big volume tank (With 500 mL tank)

For maintenance (for TT1, TT3)

For maintenance (for TT2)

-N

...................

Always -N

pH Measuring System

-T

-E

-F

-B

-G

-V

...................

For PH200/PH400 (*3)

For PH202/FLXA202/FLXA21 (*4)

For FLXA202/FLXA21 (*10)

For PH100 (*5)

For FLXA402, PH450G,PH202/TB (*9)

Variopin connector (*12)

Style

*A ...................

Style A

Option

O-ring

Special glass electrode

Special junction

/PF

/HA

/TF

Perfluoroelastomer (FFKM) (*6)

Glass electrode for high alkali (*7)

PTFE junction (*8)

*1:

2-inch pipe mounting bracket is supplied with TT1, TT2 and TT3.

Only a supply tube, but no KCl solution, is supplied with TN1 and TN2.

Since a KCl solution is not supplied with TT2, arrange it from among accessories or auxiliary parts.

*2:

Prepare an air pressure regulator as shown in the diagram below when the medium-pressure reserve tank is used.

To pH sensor, Regulator, (to be prepared separately)

Air Supply

To pH sensor

Regulator

(to be prepared separately)

*3:

Mark band is shown by alphanumeric and fork terminals are used.

*4:

Mark band is shown by numeral and pin terminals are used. When terminal box is used, select WTB10-PH1.

*5:

The tag which indicated the color, the sign, and the number is attached to the cable of a sensor.

*6:

Choose Perfluoroelastomer (FFKM) when this is used in organic solvent, high temperature alkaline solution.

*7: Choose when using in high alkali or high temperature alkaline solution.

*8: Choose when using in the heavily contaminated application.

*9: Mark band is shown by numeral and M3 ring terminals are used. When terminal box is used, select WTB10-PH3.

*10: Mark band is shown by numeral and M4 ring terminals are used.

When terminal box is used, select WTB10-PH5.

*11: Select -V for a measuring system.

*12: Option /K (with measurement low certificate) cannot be specified. Do not allow the part above the sensor flange to contact with

the solution.

12th Edition : Dec.14,2018-00

Содержание PH8EFP

Страница 1: ...User s Manual Model PH8EFP KCl Filling type pH Sensor IM 12B7J1 01E IM 12B7J1 01E 12th Edition...

Страница 2: ...J TIIS Intrinsic safe pH ORP Transmitter IM 12B07D02 11E FLXA202 FLXA21 2 Wire Liquid Analyzer IM 12A01A02 01E WTB10 PH Terminal Box IM 19D01B01 01E PH8TBG Terminal Box IM 12B07W01 01E PH8AX Accessori...

Страница 3: ...he protection provided by this instrument may be impaired If any protection or safety circuit is required for the system controlled by the product or for the product itself prepare it separately Be su...

Страница 4: ...temperature The upper limit of process temperature is indicated below when the sensor is used in combination with a YOKOGAWA transmitter For FLXA21 model and suffix code below is available FLXA21 D D...

Страница 5: ...id any actions that cause the generation of electrostatic charge e g rubbing with a dry cloth 2 With sensors that have a solution ground tip made of titanium TN ignition sources due to impact and fric...

Страница 6: ...of scope of warranty stated in instruction manual Failure caused by usage of software hardware or auxiliary equipment which Yokogawa Electric did not supply Failure due to improper or insufficient mai...

Страница 7: ...Blank Page...

Страница 8: ...n case of installing the PH8HG Guide pipe Holder 2 3 2 2 2 Installing Sensor in PH8HS Submersion Holder 2 5 2 2 3 Installing Sensor in Flow through Holder 2 8 2 3 pH Sensor Cable Wiring Procedure 2 11...

Страница 9: ...CONTENTS viii 12th Edition Dec 14 2018 00 3 2 3 Replacing O rings for Glass Electrode 3 3 Customer Maintenance Parts List CMPL 12B05J01 02E Customer Maintenance Parts List CMPL 12B05J01 02E Revision...

Страница 10: ...acid etc When the solution contains corrosive gases e g ammonia chlorine hydrogen sulfide etc When the solution contains a small percentage of organic solvent or oil Solution temperature 5 to 105 C w...

Страница 11: ...part materials Body Ryton PPS resin Glass Titanium or Hastelloy C Ceramics or Fluoropolymer PTFE Fluoro rubber FKM rubber or Perfluoroelastomer FFKM Cable Chlorinated polyethylene rubber Cable sheath...

Страница 12: ...l solution is supplied with TN1 and TN2 Since a KCl solution is not supplied with TT2 arrange it from among accessories or auxiliary parts 2 Prepare an air pressure regulator as shown in the diagram b...

Страница 13: ...on K9142TP One for K option K9319NB One for K PF option High alkali K9142TU One for HA option K9319NC One for HA PF option Junction General purpose K9142TH One K9319QA One for PF option Fluoropolymer...

Страница 14: ...rd 3m 5m 7m 15m 20m Standard 3m 5m 7m 15m 20m Tube length Tube length For FLXA202 FLXA21 PH8EFP TT N E A Cable length Standard 3m 5m 7m 15m 20m Ring terminal F G Pin terminal E Sensor cable Connector...

Страница 15: ...PH8EFP TT2 A Midium Pressure KCl Reserve Tank Weight Approx 1 kg Holes Dimension for Wall Mounting Weight Approx 0 8 kg JIS 50A pipe O D 60 5 Socket type connector Rc1 4 screw Pressure gauge JIS 50A...

Страница 16: ...n the nameplate attached on the sensor body NOTE 1 When delivered the glass electrode and the liquid junction are packed separate from the sensor body 2 At this time DO NOT take away the caps of the g...

Страница 17: ...emaining solution Make sure that there are no droplets in the mounting hole Wipe off any droplets or they may cause insulation failure Use the electrode within one year after purchase The solution to...

Страница 18: ...ke several holes it its top see Figure 2 3 Stand the sensor upside down at a lower position than the reserve tank as shown in Figure 2 3 so that KCl solution flows from the tank into the sensor When t...

Страница 19: ...allation 2 4 Sensor Cable Sensor Cable pH Sensor Arm Pipe Guide Pipe Cable Clamp Attaching Stopper Stopper 20 to 30 mm 2 inch 60 5 mm O D Mounting Pipe Figure 2 4 Mounting Sensor in Guide Pipe 12th Ed...

Страница 20: ...t angled Pipe Clamp Sensor Holder Nut Sensor Holder Sensor Holder Nut Arm Pipe Removal of Sensor Holder Arm Pipe used with option MS1 or MS2 Removal of Sensor Holder Stainless Bracket used with option...

Страница 21: ...he holder is dirty or wet take special care to keep the cable dry by covering the sensor cable end with a polyethylene bag or the like Pull out the sensor cable and KCI solution supply tube downward t...

Страница 22: ...o the pipe 2 inch Connect the reserve tank to the KCl solution supply tube of the sensor Remove the cap from the tank and screw the tube connector securely into the tank 5 Supply KCl solution to the s...

Страница 23: ...follows 1 Connect the sensor cable to the associated instrument First remove the sensor fixing nut and pass the sensor cable through the nut pH Sensor Sensor Fixing Nut Figure 2 10 Preparation for Se...

Страница 24: ...sensor and overflows from the liquid junction mounting hole securely screw the liquid junction into the mounting hole l When a reserve tank for medium pressure is used First fill the reserve tank with...

Страница 25: ...he holder and tighten the sensor fixing nut securely see Figure 2 10 When Variopin connecter is attached to a sensor conncect the sensor to SSA and WU11 cable first then insert the sensor into the hol...

Страница 26: ...for wiring supplied as accessory Figure 2 13 How to punch out the wiring hole 2 3 2 Connecting Sensor Cable 1 Loosen two screws which are at front of terminal box and detach the cover 2 After detachi...

Страница 27: ...FLXA202 FLXA21 For the FLXA202 FLXA21 2 Wire Analyzer refer to IM 12A01A02 12E or IM 12A01A02 01E 2 3 4 Connecting Sensor Cable to Two wire pH Transmitter To connect the sensor cable to the two wire...

Страница 28: ...cure the cap properly to prevent moisture from getting into the case Caution Do not overly tighten the cap Otherwise the cable may be damaged 4 After completing the cable connections replace the trans...

Страница 29: ...Blank Page...

Страница 30: ...nd measured solution is 10 kPa and the flow rate increases in proportion to the pressure difference Therefore it is important to minimize the consumption of the KCl solution by minimizing the pressure...

Страница 31: ...lass electrode and liquid junction must be cleaned periodically depending on the degree of staining if the pH sensor is installed in a holder with a cleaner the sensor is continuously for an ultrasoni...

Страница 32: ...stalled F3 4 ai Figure 3 4 Replacing Liquid Junction 3 2 3 Replacing O rings for Glass Electrode As the inside of the glass electrode mounting hole must have high insulation resistance fluorocarbon ru...

Страница 33: ...3 Maintenance on operation 3 4 O ring 6 9 O ring 9 12 Screw Before installing wind a slip of paper or tape around the thread part to prevent scratches Figure 3 5 Installing the O ring 12th Edition De...

Страница 34: ...QB 1 for PH8EFP TF and PF K9142UH 1 for PH8EFP CJ K9142UL 1 for PH8EFP CJ and PF Below O Ring K9142QR 1 for general use 6 mm ID 9 mm OD K9319RB 1 for PH8EFP PF 6 mm ID 9 mm OD 15 K9142VS 1 Tank assemb...

Страница 35: ...4 1 13 To KCI Filling Tube 3 7 6 8 12 11 10 9 Item Part No Qty Description 1 2 3 4 6 7 8 9 10 11 12 13 K9142VL K9142VJ K9142VK G9303AE L9835DD L9867BS K9142RU K9142VP K9142EJ K9142VQ L9826AL D0117XL A...

Страница 36: ...ut changed CMPL 12B05J01 02E revised to 10th edition because some P N addition of O ring for PF option Jul 2011 6th Edition Page layout changed by InDesign Page i Reference manual number of FLXA21 add...

Страница 37: ...ii IM 12B7J1 01E Yokogawa Electric Corporation 2 9 32 Nakacho Musashino shi Tokyo 180 8750 JAPAN http www yokogawa com 12th Edition Dec 14 2018 00...

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