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PH550 Benchtop pH Meter 

 

Instruction Manual

 

           

 

 

                                       

 

           

 

 

                                 

 

 
 

 
 

Oakton Instruments

 

www.4oakton.com

 

Manual Version 3.2

 

Summary of Contents for PH550

Page 1: ...PH550 Benchtop pH Meter Instruction Manual Oakton Instruments www 4oakton com Manual Version 3 2...

Page 2: ...4 5 Data storage recall and deletion 4 4 6 Max Min Function 5 5 pH Measurement 5 5 1 Preparation 5 5 2 pH Electrode Information 5 5 3 Information regarding Calibration 6 5 4 pH Meter Calibration 8 5 5...

Page 3: ...g technology intelligently improves the meter s response time and measuring accuracy with stable reading display mode available The kit comes with a 3 in 1 combination pH Electrode measuring pH and te...

Page 4: ...bration icons and numberings 3 Measurement unit 4 Temperature and reminder icons 5 The pH unit displayed during calibration 6 The pH value displayed during calibration numberings for storage and recal...

Page 5: ...on and go back to measurement mode Short Press In calibration mode press to conduct calibration In parameter setting press to confirm selection Short Press Store measuring data Long Press Recall store...

Page 6: ...deletion Storage When the measurement is stable press key the meter displays M icon and storage numberings on LCD and stores the measuring data In Figure 4 the meter stores the first group of the meas...

Page 7: ...ectrode holder The electrode holder is composed of a metal stand base a supporting pole and an electrode clip First install the metal stand base to the meter screw it on Please note that the metal bas...

Page 8: ...water Gently stir the electrode for a few seconds after it s dipped into the test solution and then let it stand still Wait for the stable measurement a smiley face appears and stays and then record...

Page 9: ...n of electrodes and the requirement of the accuracy For High Accuracy meaustements 0 02pH the meter should be calibrated before test every time For ordinary accuracy measurements 0 1pH once calibrated...

Page 10: ...d water dry it and dip it into pH 4 00 buffer solution Stir the solution gently and let stand still in the buffer solution until a stable reading is reached The meter s display will show the recogniti...

Page 11: ...e purified water A small addition of KCL solution will help with the measurement time 2 Purified water such as distilled water and deionized water are recommended for only rinsing the probe for the be...

Page 12: ...bration and measurement the meter has a self diagnosis function Please see table 5 Table 5 Self diagnosis Information Display Icons Contents How to fix Wrong pH buffer solution or the buffer solution...

Page 13: ...menu from P1 to P2 P5 For details please see Table 7 Table 7 pH Parameter Setting P1 Select pH buffer series USA NIS 1 Long press to enter P1 2 Press USA flashes press to select USA or NIS press to co...

Page 14: ...calibration accuracy the pH of the standard buffer solution must be reliable The buffer solution should be refreshed often especially after heavy use We recommend the Oakton buffer assortment pack 059...

Page 15: ...easuring value use ORP standard solution to test mV value and see whether ORP electrode or meter works properly Table 9 is the data of standard Zobell ORP solution for 222 mV Table 9 C 10 15 20 25 30...

Page 16: ...lfunctioned or damaged product attributable to responsibility of OAKTON INSTRUMENTS for a period of THREE YEARS SIX MONTHS for the probe from the delivery This limited warranty does not cover any dama...

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