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Environmental Express OAKTON PH250, Instruction Manual, Page: 30 / 59

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Environmental Express OAKTON PH250 Instruction Manual Download Page 30

pH set up

20

 P 1.1 Buffer selection

26. Press the 

key, 

P1 PH 

screen appears. 

27. Press the 

ENT

key, 

P1.1 BUFF

 screen appears. 

28. Press the 

ENT

key, by default 

BUFF USA

 appears. 

29. Use the 

keys to change the buffer standard to 

BUFF NIST

 or 

BUFF DIN

.

30. Press the 

ENT

key, 

P1.1 BUFF

 screen appears. This indicates completion of buf-

fer selection.

www.

GlobalTestSupply

.com

Find Quality Products Online at:

[email protected]

Summary of Contents for OAKTON PH250

Page 1: ...www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 2: ...tributable to repair or modification by any person not authorized by Oak ton Instruments Any malfunction or damage attributable to the use in an environment not specified in this manual Any malfunctio...

Page 3: ...onic equipment WEEE under the Directive 2012 19 EU and or waste batteries and accumulators under the Directive 2006 66 EC in the European Union The symbol might be put with one of the chemical symbols...

Page 4: ...designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy...

Page 5: ...This is to be limited to the most extreme situations This indicates a potentially hazardous situation which if not avoided could result in death or serious injury This indicates a potentially hazardou...

Page 6: ...ul chemicals Some electrodes are used with hazardous standard solutions Handle them with care The internal solution of pH electrode is highly concentrated potassium chloride 3 33 mol L KCl If the inte...

Page 7: ...attery gets into the eyes do not rub the eyes rinse with clean water immediately and then consult a doctor Contact with alkaline fluid could cause blindness Do not put batteries in a fire expose to he...

Page 8: ...rmed discolored or has foreign matter adhering to it dust could get inside water leaks could occur that could lead to instrument malfunction To disconnect an electrode or serial cable hold the connect...

Page 9: ...lose to an air conditioner Direct wind Transportation When transporting the instrument repackage it in the original package box Otherwise it may cause instrument damage Disposal Standard solution used...

Page 10: ...a capture and storage 17 Data transfer 18 Setup 19 P1 pH setup 19 P2 Data setup 23 P3 General setup 27 P4 CLK setup 32 Maintenance and storage 35 Maintenance and storage of the instrument 35 Maintenan...

Page 11: ...for damage on the instrument and confirm that the standard accessories all exist If damage or defects are found on the product contact your dealer OAKTON PH200 series Handheld meters kit include the...

Page 12: ...eter display 500 for PH250 1000 for PH260 data memory Automatic Temperature Compensation ATC with temperature calibration Adjustable auto shut off time 1 to 30 minutes Auto hold Auto stable Real time...

Page 13: ...ature connector T Connect to the temperature sensor of the electrode 5 Battery cover Open close to insert remove batteries 6 Electrode holder Hold the electrode to carry with the instrument 7 Meter st...

Page 14: ...hen the measured value display is stable and fixed in auto hold mode 5 Temperature display area Displays the measured temperature 6 Measured value set item display area Displays the measured value and...

Page 15: ...es are weak and need replacement Refer BATT LOW page 38 to solve this Electrode sensitivity above 95 excellent Electrode sensitivity between 85 to 95 very good Electrode sensitivity between 80 to 85 g...

Page 16: ...urement mode to the data mode MODE key In the measurement mode changes measurement parameters SET key Switches from the measurement mode to the setup mode ENTER key Determines the selection or setup S...

Page 17: ...r and set the batteries inside 3 Replace battery cover 4 Screw the battery cover on the back of the instrument clockwise to lock the battery cover Do not replace the batteries in a dusty place or with...

Page 18: ...trode to the instrument 1 Insert the electrode connector by fitting its groove with the connector pin of the instrument 2 Turn the electrode connector clockwise by following the grooves 3 Slide the co...

Page 19: ...mode Calibration mode In the measurement mode press the key to change to the calibration mode Data mode In the measurement mode press the key to change to the data mode Setup mode In the measurement...

Page 20: ...res multiple parameters For measurement an electrode corresponding to the measurement parameter is required In the measurement mode the measurement parameter can be changed by pressing the key www Glo...

Page 21: ...3 cm in the buffer solution Perform two point calibration using pH 7 and 4 for acidic sample pH 7 and 10 for alkaline sample Perform three point calibration using pH7 4 and 10 if you are unsure of the...

Page 22: ...able calibration reading 8 Press the ENT key to confirm and save calibration data 9 Meter displays DONE indicating end of the pH calibration procedure 10 Repeat for other calibration points as require...

Page 23: ...tip Absolute value measurement mode and relative value measurement mode are the two types of measurement mode available for ORP mV measurement In absolute value measurement mode the handheld meter dis...

Page 24: ...he blinks until value stabilizes 14 Wait for the to stabilize stable calibration reading 15 Use the keys to adjust the mV value to your desired value 16 Press the ENT key to confirm and save calibrati...

Page 25: ...pH meter and plug in the pH electrode and temperature sensor Dip the pH electrode in any buffer solution till its temperature sensor is immersed Wait for 5 minutes to ensure temperature stability Met...

Page 26: ...ture calibration mode Meter displays measured temperature value 20 Use the keys to adjust the temperature to the required value 21 Press the ENT key to save calibration data 22 Meter displays DONE ind...

Page 27: ...data for 2 seconds and then the display returns to the previous screen automatically If the data storage limit reaches 500 in PH250 model or 1000 in PH260 model memory full error occurs and MEM FULL i...

Page 28: ...o view desired stored data 25 Press key to print that individual data Printer format data log To print entire stored data log refer P 2 2 Print data setup on page 25 Meter Model OAKTON PH260 Serial Nu...

Page 29: ...buffer setup is BUFF USA You can change it to BUFF NIST or BUFF DIN if required Calibration alarm setup option must be used to avoid Calibration interval alarm error on page 38 You can set the calibra...

Page 30: ...een appears 28 Press the ENT key by default BUFF USA appears 29 Use the keys to change the buffer standard to BUFF NIST or BUFF DIN 30 Press the ENT key P1 1 BUFF screen appears This indicates complet...

Page 31: ...e key P1 2 C ALr screen appears 4 Press the ENT key by default DAYS appears 5 Use the keys to adjust the calibration alarm interval for next calibration 6 Press the ENT key P1 2 C ALr screen appears T...

Page 32: ...ppears 4 Press the key P1 3 C CLr appears 5 Press the ENT key C CLr NO screen appears with NO as default setup 6 Use the keys to change the setup to YES This erases the calibration data 7 Press the EN...

Page 33: ...o set the data functions using OAKTON PH200 series Handheld meters follow the procedure detailed below Prerequisites Switch on the pH meter Data log interval can be set from 2 to 999 seconds To return...

Page 34: ...ress the ENT key P2 1 LOG screen appears 11 Press the ENT key previously set log interval appears 12 Use the keys to set the data log interval 13 Press the ENT key P2 1 LOG screen appears This indicat...

Page 35: ...NT key P2 1 LOG screen appears 4 Press the key P2 2 PrNT screen appears 5 Press the ENT key default setup is NO 6 Use the keys to change the setup to YES 7 Press the ENT key P2 2 PrNT screen appears T...

Page 36: ...RNT screen appears 5 Press the key P2 3 D CLR screen appears 6 Press the ENT key default setup is NO 7 Use the keys set it to YES to erase all the data 8 Press the ENT key D CLR DONE screen appears br...

Page 37: ...nt mode is auto stable AS If you like you can change it to auto hold AH or real time RT Default auto shut off time is 30 minutes You can set the time from to 30 minutes where indicates no auto shut of...

Page 38: ...dings Both and annunciators are inactive 9 Press the key P1 PH screen appears 10 Press key P2 DATA screen appears 11 Press key P3 GEN screen appears 12 Press the ENT key P3 1 STBL screen appears 13 Pr...

Page 39: ...o shut off time is 30 minutes 7 Use the keys to adjust the auto off time 8 Press the ENT key P3 2 A OFF screen appears This indicates completion of the auto shut off time setup The default shut off ti...

Page 40: ...STBL screen appears 5 Press the key P3 2 A OFF screen appears 6 Press the key P3 3 C F screen appears 7 Press the ENT key default temperature unit is C 8 Use the keys to change the unit to F 9 Press t...

Page 41: ...key P3 1 STBL screen appears 5 Press the key P3 2 A OFF screen appears 6 Press the key P3 3 C F screen appears 7 Press the key P3 4 r SET screen appears 8 Press the ENT key default meter re setup is N...

Page 42: ...Handheld meters follow the procedure detailed below Prerequisites Switch on the pH meter Setup date and time is necessary before using the instrument for the first time or after replacing the batterie...

Page 43: ...appears 16 Press the ENT key default set year appears 17 Use the keys to adjust the year 18 Press the ENT key default set month appears 19 Use the keys to adjust the month 20 Press the ENT key defaul...

Page 44: ...Press the ENT key P4 1 DATE screen appears 6 Press the key P4 2 TIME screen appears 7 Press the ENT key default set hour appears 8 Use the keys to adjust the hour 9 Press ENT key default set minute a...

Page 45: ...h a cloth moistened with alcohol The instrument is made of solvent resistant materials but is not resistant to all chemicals Do not dip the instrument in strong acid or alkali solution or wipe it with...

Page 46: ...e with pure water or deionized water However for pH and ORP electrodes different cleaning solutions should be used to clean different types of dirt For pH electrode For ORP electrode Type of dirt Clea...

Page 47: ...er to remove sample completely and close the internal solution filler port 13 Wash the inside of the protective cap with pure water or deionized water then add enough pure water or deionized water to...

Page 48: ...rode sensitivity is low Please clean and recalibrate with fresh standard solution If the problem persists replace the electrode with new one BUFF ERR Can not auto recognize standard solution The instr...

Page 49: ...place where no influence from induction is given Ground all AC powered equipment The electrode is not connected correctly Connect the electrode properly Cause How to solve problem Electrode is not im...

Page 50: ...mple Consult your dealer To confirm an electrode that is appropriate for the sample check the pH electrode selection guide in our catalogue or refer to our website Cause How to solve problem Sample is...

Page 51: ...contaminated Replace the electrode Cause How to solve problem Power is not supplied Insert batteries Battery polarity is reversed Insert the batteries with the polarity correctly oriented Battery life...

Page 52: ...TON PH200 is intelligent to detect the temperature and pH value associated with buffer when calibration is performed The meter remembers all the temperature vs pH value for all the standards The pH vs...

Page 53: ...04 50 1 71 4 06 6 83 9 01 11 73 55 1 72 4 08 6 83 8 99 Temp C pH 1 09 pH 3 06 pH 4 65 pH 6 79 pH 9 23 pH 12 75 0 1 08 3 10 4 67 6 89 9 48 13 37 5 1 09 3 10 4 66 6 87 9 43 13 37 10 1 09 3 10 4 66 6 84...

Page 54: ...10 10 28 Mode pH pH 7 00 pH mV 0 0 mV Temperature 25 0 C MAN Electrode Status Excellent User Name Signature Meter Model OAKTON PH260 Serial Number 123456789 SW Revision 1 00 Date 20 Aug 2018 Time 10...

Page 55: ...N User Name Signature Meter Model OAKTON PH260 Serial Number 123456789 SW Revision 1 00 User Name Signature Logged Data Location 2 Date 10 Aug 2018 Time 10 10 28 Mode pH pH 7 00 pH mV 0 0 mV Temperatu...

Page 56: ...ision 1 00 Date 20 Aug 2018 Time 10 10 28 Calibration data Cal Date 20 Jun 2018 Cal Time 10 10 10 Cal Points 4 01 7 00 10 01 Offset 0 0 mV Avg Slope 98 2 Cal Temp 25 0 C ATC Electrode Status Excellent...

Page 57: ...Accuracy 0 5 C 0 9 F Calibration Option Yes Yes Memory 500 1000 Auto Data Log Real time Clock Date Time Stamp Auto Hold Auto Stable Real Time Offset Average Slope Display Calibration Alarm 1 to 90 day...

Page 58: ...Specifications 48 Weight Approx 260 g with batteries 216 g without batteries www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

Page 59: ...www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com...

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