General Specifications and Electrodes GS 12B6K9-01E-A · Temperature range: 0-221°F (0-105°C)...
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Yokogawa Corporation of America 2 Dart Road Newnan, Georgia U.S.A. 30265 Tel: 1 800 888 6400 Fax: 1 770 254 0928 GS 12B6K9-01E-A ©Copyright Jan. 1, 1999 1st Edition 1/1/99 5M General Specifications GS 12B6K9-01E-A Models PH87 & PH97 Retractable pH Assemblies and Electrodes The Model PH97 electrodes are designed to be durable and rugged for use with the PH87 assemblies. Each PH97 holds four separate elements in a rugged Ryton™ body which includes a pH bulb guard and an anti-blowout restraint. A metal impregnated Ryton solution ground, a double-junction reference, universal pH glass (0-14 pH) and a PT1000 temperature element compose this pH system. In many applications the large volume reference reservoir will provide an extended functional life. Optional ORP (± 5000 mV) or patented solid state reference electrodes with a unique ionic trapping system are available for specialized applications. RETRACTION/INSERTION ASSEMBLIES The Model PH87 assemblies are constructed of chemically-resistant titanium sheathes and are used with Model PH97 sensors. The retractable assembly is suitable for “Hot-Tap” service and is removable from a pressurized process line or vessel without interrupting the flow or draining the tank. The insertion assembly is suitable for service in a process line or tank where variable insertion lenghts are required. Blowout protection is provided by the flared tip design of the titanium sheath which provides a metal to metal stop during retraction. Integral junction boxes are provided for simple installation and wiring. APPLICATIONS • Pulp and paper stock • Slurries • Process Tanks FEATURES–ELECTRODE FEATURES–RETRACTABLE • Each electrode is 100% factory tested • Suitable for “Hot-Tap” applications with • Cost effective, long life ball valve • Integral anti-blowout guard • Integral Junction box for simple installation • Built-in solution ground • Titanium sheath for chemical protection • Coaxial porous PTFE reference junction • Adjustable insertion lengths • Optional electrodes SYSTEM CONFIGURATION
Transcript of General Specifications and Electrodes GS 12B6K9-01E-A · Temperature range: 0-221°F (0-105°C)...
Yokogawa Corporation of America2 Dart Road Newnan, Georgia U.S.A. 30265Tel: 18008886400 Fax: 17702540928
GS 12B6K9-01E-A©Copyright Jan. 1, 1999
1st Edition 1/1/99 5M
GeneralSpecifications
GS 12B6K9-01E-A
Models PH87 & PH97Retractable pH Assembliesand Electrodes
The Model PH97 electrodes are designed to be durable and rugged for use with the PH87assemblies. Each PH97 holds four separate elements in a rugged Ryton™ body whichincludes a pH bulb guard and an anti-blowout restraint. A metal impregnated Ryton solutionground, a double-junction reference, universal pH glass (0-14 pH) and a PT1000 temperatureelement compose this pH system. In many applications the large volume reference reservoirwill provide an extended functional life.Optional ORP (± 5000 mV) or patented solid state reference electrodes with a unique ionictrapping system are available for specialized applications.
RETRACTION/INSERTION ASSEMBLIESThe Model PH87 assemblies are constructed of chemically-resistant titanium sheathes and areused with Model PH97 sensors. The retractable assembly is suitable for “Hot-Tap” service andis removable from a pressurized process line or vessel without interrupting the flow or drainingthe tank. The insertion assembly is suitable for service in a process line or tank where variableinsertion lenghts are required. Blowout protection is provided by the flared tip design of thetitanium sheath which provides a metal to metal stop during retraction. Integral junction boxesare provided for simple installation and wiring.
APPLICATIONS• Pulp and paper stock• Slurries• Process Tanks
FEATURES–ELECTRODE FEATURES–RETRACTABLE• Each electrode is 100% factory tested • Suitable for “Hot-Tap” applications with• Cost effective, long life ball valve• Integral anti-blowout guard • Integral Junction box for simple installation• Built-in solution ground • Titanium sheath for chemical protection• Coaxial porous PTFE reference junction • Adjustable insertion lengths
• Optional electrodes
SYSTEM CONFIGURATION
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Model PH87/BValve Retraction Sensor Assembly with ball valve
SPECIFICATIONS
ORDERING THE ASSEMBLY
The assembly and the pH sensor are orderedseparately. Order from the part number and descriptionslisted below.
ORDERING THE PH SENSOR
The pH sensor and the assembly are orderedseparately. Order from the part number and thedescriptions listed below.
pH range: 0-14pH
ORP range: -5000 mV to 5000 mV(requires/ORP option which replaces pH bulb)
Temperature range: 0-221°F (0-105°C)
Maximum pressure: 100 psig @ 212°F (100°C)
Maximum flow: 10 feet per second(3 meters per second)
Reference electrode: Ag-Ag/CI
Wetted materialsProbe Sheath: TitaniumCompression fitting: 316SS or
Titanium (optional)Body and sensor guard: Ryton (PPS)O-Rings: VitonLiquid junction: Porous PTFEDome pH bulb: Glass
Platinum (/ORP option)
Standard cable lengthPH97-07 24” (terminated in J-box)PH97-21 36” (terminated in J-box)
Retractable pH assembly with titanium sheath and cable connection junction box
-07-21
/B
Model CodePH87
Description
Insertion Length7 inch insertion length21 inch insertion lengthMounting Options1 1/4 inch 316 SS ball valveAccessoryM1234DY: Titanium compression fitting body (wetted part only)
-07-21
/ORP ORP measurement (glass bulb is replaced with platinum ORP sensor)*For–Solid State Reference for pulp and paper applications, contact the factory.
Model Code
36 inch cable length (for PH87-21 assembly)Measurement Options
PH97Description
Cable Length24 inch cable length (for PH87-07 assembly)
Universal pH electrode, with solution ground, 0-14 pH glass, PTFE referencejunction, and Pt. 1000 temperature element
All Rights Reserved. Copyright © 2000, Yokogawa Corporation of America GS 12B6K9-01E-A
MODEL PH97 PH SENSORWITH SOLUTION GROUND
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MODEL PH87-07/B
All Rights Reserved. Copyright © 2000, Yokogawa Corporation of America GS 12B6K9-01E-A
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YOKOGAWA ELECTRIC CORPORATIONWorld Headquarters9-32, Nakacho 2 chome, Musashino-shi Tokyo, 180-8750 JAPANTel: 81-422-52-5555 Fax: 81-422-55-0461 www.yokogawa.co.jp
YOKOGAWA CORPORATION OF AMERICA2 Dart Road, Newnan, GA 30265-1040 USATel: 770-254-0400 Fax: 770-254-0928 www.yca.com
YOKOGAWA EUROPE B.V.P.O. Box 163, 3800 AD Amersfoort, Vanadiumweg 11, 3812 PX AmersfoortThe NetherlandsTel: 31-33-4641611 Fax: 31-33-4631202 www.yokogawa-europe.com
YOKOGAWA ELECTRIC ASIA PTE. LTD.Bedok Factory5 Bedok South Road, Singapore 469270Tel: 65-241-9933 Fax: 65-241-2606 www.yokogawa.com.sg
Represented by:
All Rights Reserved. Copyright © 2000, Yokogawa Corporation of America GS 12B6K9-01E-A
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