YOKOGAWA PH8EHP User Manual Download Page 6

IM 12B7J2-01E

 

 

< Introduction >

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  After-sales Warranty

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  Do not modify the product.

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  During the warranty period, for repair under warranty consult the local sales 

representative or service office. Yokogawa will replace or repair any damaged 

parts. Before consulting for repair under warranty, provide us with the model 

name and serial number and a description of the problem. Any diagrams or 

data explaining the problem would also be appreciated.

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  If we replace the product with a new one, we won’t provide you with a repair report.

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  Yokogawa warrants the product for the period stated in the pre-purchase quotation 

Yokogawa shall conduct defined warranty service based on its standard. When the 

customer site is located outside of the service area, a fee for dispatching the maintenance 

engineer will be charged to the customer.

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  In the following cases, customer will be charged repair fee regardless of 

warranty period.

•  Failure of components which are out 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 maintenance by user.
•  Failure due to modification, misuse or outside-of-specifications operation which Yokogawa 

does not authorize.

•  Failure due to power supply (voltage, frequency) being outside specifications or abnormal.

•  Failure caused by any usage out of scope of recommended usage.

•  Any damage from fire, earthquake, storms and floods, lightning, disturbances, riots, warfare, 

radiation and other natural changes.

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  Yokogawa does not warrant conformance with the specific application at the 

user site. Yokogawa will not bear direct/indirect responsibility for damage due 

to a specific application.

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  Yokogawa Electric will not bear responsibility when the user configures the 

product into systems or resells the product.

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  Maintenance service and supplying repair parts will be covered for five years 

after the production ends. For repair for this product, please contact the 

nearest sales office described in this instruction manual.

11th Edition : Nov.20,2018-00

Summary of Contents for PH8EHP

Page 1: ...User s Manual Model PH8EHP pH Sensor for High Purity Water IM 12B7J2 01E IM 12B7J2 01E 11th Edition...

Page 2: ...IM 12B7C1 02E PH450G Four wire Type pH Converter IM 12B07C05 01E FLXA402 4 Wire Converter IM 12A01F01 02EN IM 12A01F02 01EN etc PH202G S Two wire Type pH Transmitter IM 12B07D02 01E PH202SJ TIIS Intr...

Page 3: ...he purpose of these user s manuals is not to warrant that the product is well suited to any particular purpose but rather to describe the functional details of the product No part of the user s manual...

Page 4: ...n proof standards Any option code is available Upper limit of process temperature on the PH8EHP Transmitter used in combination FLXA21 PH202S Ambient temperature Ta Temperature class 40 C 60 C 40 C 60...

Page 5: ...ION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices IMPORTANT Indicates that operating the...

Page 6: ...t 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 m...

Page 7: ...Blank Page...

Page 8: ...Junction 2 2 2 1 4 Installing Holder 2 2 2 1 5 Installing Associated Instruments 2 2 2 2 pH Sensor Cable Wiring Procedure 2 3 2 2 1 Connecting Sensor Cable 2 3 2 2 2 Installing the sensor 2 4 3 Mainte...

Page 9: ...Blank Page...

Page 10: ...at resistant soft PVC Cable length 3 5 7 10 15 or 20 m Operating conditions Solution temperature 0 to 50 C Solution pressure Under atmospheric pressure Solution flow rate 30 to 600 mL min Note The max...

Page 11: ...inals are used When terminal box is used select WTB10 PH1 4 Mark band is shown by numeral and M3 ring terminals are used When terminal box is used select WTB10 PH3 5 Mark band is shown by numeral and...

Page 12: ...for calibration pH 9 K9084LN Six 250 mL polyethylene bottles Powder for buffer solution pH 4 K9020XA 12 bags each for preparation of 500 mL Powder for buffer solution pH 7 K9020XB 12 bags each for pr...

Page 13: ...e Terminal No and colors GE RE T1 T2 SE S 15 Red 13 Brown 11 Black 12 White 14 Green 16 Yellow G F Ring terminal General purpose KCl reserve tank with mounting bracket PH8EHP TT1 2 inch pipe 63 Approx...

Page 14: ...NOTE 1 When delivered the glass electrode and the liquid junction are packed separate from the sensor body 2 So that caps of the glass electrode and the liquid junction do not dry out do not take unp...

Page 15: ...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...

Page 16: ...nch out the hole along the groove F2 3 ai Hole punching tool for wiring supplied as accessory Figure 2 3 How to punch out the wiring hole 2 Loosen two screws which are at front of terminal box and det...

Page 17: ...3 Install the cable gland in the wiring hole as follows Pass the tip of the cable gland into the opening and completely tighten the gland with the nut inside the case After tightening the gland secure...

Page 18: ...lution Tube General Purpose Reserve Tank Sensor Body Liquid Junction Loose Leave air space in the tank Make several holes using the pin supplied with the tank Figure 2 6 Supplying KCl Solution to Sens...

Page 19: ...n the liquid chamber and secure the sensor with metal clamp If the solution does not pass the bypass remove the sensor from the solution chamber and submerge it in a container filled with water This p...

Page 20: ...E 3 Maintenance on operation 3 1 Names of Component F3 1 ai Tip type H Pin type E Reserve Tank KCl Supply Tube Glass Electrode Liquid Junction Sensor Body Ring type G Figure 3 1 Names of Component of...

Page 21: ...tank be careful that KCl solution does not overflow from the vent holes of the tank 3 2 3 Cleaning Glass Electrode and Liquid Junction Staining of a glass electrode or liquid junction can cause measu...

Page 22: ...e it is recommended that the whole glass electrode be replaced to avoid possible deterioration of the O ring inside the glass electrode For individual replacement of the O ring use the one recommended...

Page 23: ...Blank Page...

Page 24: ...mm ID X 9 mm OD 14 K9142VS 1 Tank assembly for use 500 mL Suffix Code TT3 Item Part No Qty Description 1 Below 1 Body Assembly see GS 12B07B02 E 2 K9142EJ 1 Cap 3 Below 1 KCI Filling Tube K9142PF Leng...

Page 25: ......

Page 26: ...e layout changed by InDesign P i Reference manual number of FLXA21 added P 1 2 M4 ring terminals for FLXA21 added to MS code P 1 4 M4 ring terminals added to external dimensions CMPL 12B05J02 01E revi...

Page 27: ...Blank Page...

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