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ISO-HPO-2

World Precision Instruments 

11

* Electrodes, batteries and other consumable parts are warranted for 30 days only from the date on which 

the customer receives these items.

WARRANTY

WPI (World Precision Instruments, Inc.) warrants to the original purchaser that this equipment, including 

its components and parts, shall be free from defects in material and workmanship for a period of 

30 days* from the date of receipt. WPI’s obligation under this warranty shall be limited to repair or 

replacement, at WPI’s option, of the equipment or defective components or parts upon receipt thereof 

f.o.b. WPI, Sarasota, Florida U.S.A. Return of a repaired instrument shall be f.o.b. Sarasota.

The above warranty is contingent upon normal usage and does not cover products which have been 

modified without WPI’s approval or which have been subjected to unusual physical or electrical stress 

or on which the original identification marks have been removed or altered. The above warranty will not 

apply if adjustment, repair or parts replacement is required because of accident, neglect, misuse, failure 

of electric power, air conditioning, humidity control, or causes other than normal and ordinary usage.

To the extent that any of its equipment is furnished by a manufacturer other than WPI, the foregoing 

warranty shall be applicable only to the extent of the warranty furnished by such other manufacturer. 

This warranty will not apply to appearance terms, such as knobs, handles, dials or the like.

WPI makes no warranty of any kind, express or implied or statutory, including without limitation any 

warranties of merchantability and/or fitness for a particular purpose. WPI shall not be liable for any 

damages, whether direct, indirect, special or consequential arising from a failure of this product to 

operate in the manner desired by the user. WPI shall not be liable for any damage to data or property 

that may be caused directly or indirectly by use of this product.

Claims and Returns

Inspect all shipments upon receipt. Missing cartons or obvious damage to cartons should be noted on 

the delivery receipt before signing. Concealed loss or damage should be reported at once to the carrier 

and an inspection requested. All claims for shortage or damage must be made within ten (10) days 

after receipt of shipment. Claims for lost shipments must be made within thirty (30) days of receipt of 

invoice or other notification of shipment. Please save damaged or pilfered cartons until claim is settled. 

In some instances, photographic documentation may be required. Some items are time-sensitive; WPI 

assumes no extended warranty or any liability for use beyond the date specified on the container

Do not return any goods to us without obtaining prior approval and instructions from our Returns 

Department. Goods returned (unauthorized) by collect freight may be refused. Goods accepted for 

restocking will be exchanged or credited to your WPI account. Goods returned which were ordered 

by customers in error are subject to a 25% restocking charge. Equipment which was built as a special 

order cannot be returned.

Repairs

Contact our Customer Service Department for assistance in the repair of apparatus. Do not return 

goods until instructions have been received. Returned items must be securely packed to prevent 

further damage in transit. The Customer is responsible for paying shipping expenses, including 

adequate insurance on all items returned for repairs. Identification of the item(s) by model number, 

name, as well as complete description of the difficulties experienced should be written on the repair 

purchase order and on a tag attached to the item.

Содержание ISO-HPO-2

Страница 1: ...WORLD PRECISION INSTRUMENTS ISO HPO 2 Hydrogen Peroxide Sensor for use with WPI Analyzers Serial No _____________________ www wpiinc com INSTRUCTION MANUAL 031919...

Страница 2: ......

Страница 3: ...king of 0 1M PBS Buffer Solution 5 SENSOR CARE AND MAINTENANCE 6 Durability and Handling 6 Storing the Sensor 7 Cleaning the Membrane 7 Replacing the Membrane Sleeve 7 ACCESSORIES 9 TROUBLESHOOTING 10...

Страница 4: ...ii World Precision Instruments...

Страница 5: ...working reference electrode combination This electrode fits inside a disposable protective stainless steel sleeve WPI 600012 which must contain fresh electrolyte WPI 100042 and is separated from the...

Страница 6: ...if any parts are missing at 941 371 1003 or customerservice wpiinc com Returns Do not return any goods to WPI without obtaining prior approval RMA required and instructions from WPI s Returns Departme...

Страница 7: ...includes replacement membrane sleeves along with all the accessories to fill them properly with filling solution electrolyte OPERATING INSTRUCTIONS Polarizing the Sensor 1 Measure an appropriate volum...

Страница 8: ...f 450mV The oxidation of H2 O2 at the sensor surface produces a small current pA which is detected by the TBR4100 1025 The amount of current produced is linearly proportional to amount of H2 O2 in the...

Страница 9: ...er a half hour in solution it is likely that the membrane has been damaged and the sleeve needs to be changed See Replacing the Mem brane Sleeve on page 7 NOTE The calibration should be carried out at...

Страница 10: ...nsitivity However if the pH is below 3 0 the noise of the sensor will increase At pH 10 0 and higher the response of the sensor will diminish significantly SENSOR CARE AND MAINTENANCE Durability and H...

Страница 11: ...olution the membrane tip should first be soaked in a protease solution for several minutes to remove protein build up and then in distilled water Enzymatic detergent Enzol WPI 7363 can also be used Th...

Страница 12: ...p kit inject approximately 100 L of electrolyte directly into the new sleeve starting about half way down the sleeve and drawing the MicroFil out of the sleeve as it fills The filling process should b...

Страница 13: ...le WPI 600012 ACCESSORIES Part Number Description 5399 T Adapter Kit pkg of 3 600011 ISO HPO 2 Startup Kit 600012 Replacement Sleeves pkg of 4 100042 ISO HPO 2 Electrolyte Filling Solution 10mL 7363 4...

Страница 14: ...l interferences Calibration data set is not linear The dilution factors may be incorrect Verify the procedure used Uneven aliquots may have been used Check the pipetter calibration Sensitivity below r...

Страница 15: ...t special or consequential arising from a failure of this product to operate in the manner desired by the user WPI shall not be liable for any damage to data or property that may be caused directly or...

Страница 16: ...berg Hesson Germany Tel 49 0 6031 1602171 Fax 49 0 6031 1602180 E mail wpide wpi europe com China Hong Kong WPI Shanghai Trading Co Ltd Rm 18A No8 Dongfang Rd Pudong District Shanghai 200120 PR China...

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