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Kensington KS-PH-221-DELUXE, User Manual

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User Manual 

KS-PH-221-DELUXE | 

Portable pH/ORP Meter 

Deluxe 

 

Kensington Scientific 

22a Cavan Rd, Dry Creek 
South Australia, 5094 
[email protected] 
www.kensingtonscientific.com.au

 

OVERVIEW 
 

Below are the steps you need to follow to begin using your Kensington KS-PH-221-DELUXE portable pH/mV meter. 
This manual provides a step-by-step guide to help you operate the meter. 
 

METER CONTENTS 

 
The following are included as standard accessories of the KS-PH-221-DELUXE: 
 
1. pH electrode 
2. TP-100K Temperature Probe 
3. pH Buffer Solutions (pH4.01/7.00/10.01) 
4. Batteries 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for KS-PH-221-DELUXE

Page 1: ...ic com au OVERVIEW Below are the steps you need to follow to begin using your Kensington KS PH 221 DELUXE portable pH mV meter This manual provides a step by step guide to help you operate the meter METER CONTENTS The following are included as standard accessories of the KS PH 221 DELUXE 1 pH electrode 2 TP 100K Temperature Probe 3 pH Buffer Solutions pH4 01 7 00 10 01 4 Batteries ...

Page 2: ...eter is in the measurement mode Electrode strobe indicator Indicates the average slope of the pH electrode Calibration mode indicator Indicates meter is in calibration mode Stable indicator Indicates the measured value has stabilized Setup mode indicator Indicates meter is in setup mode Hold indicator Indicates the displayed value has been frozen Memory mode indicator Indicates data is stored in t...

Page 3: ...tting mode CAL 1 Press to enter calibration mode 2 Press and hold to enter setup mode MI 1 Press the key to store the current measured value 2 Press in setup mode to scroll up the menu 2 Press in temperature setting mode to increase the settings value MR 1 Press to view calibration report or stored data 2 Press in setup mode to scroll down the menu 3 Press in temperature setting mode to decrease s...

Page 4: ... DELUXE has integrated set up menus for each of the parameters it can measure Below is a guide showing the available options for each parameter the available options and their description pH MODE PARAMETER DESCRIPTION OPTIONS DESCRIPTION BUF pH buffers Select your desired pH buffer for calibration and auto recognition USA Default USA 1 68 4 01 7 00 10 01 12 45 NIST NIST 1 68 4 01 6 96 9 18 12 45 D...

Page 5: ...er will automatically sense a stable end point reading and freeze it YES Enable NO Default Disable OFF Auto Power Off When the auto off power is enabled if you do not press any key within a specified time period the meter will automatically turn off 10 10 minutes 20 20 minutes 30 30 minutes NO Default Disable CALL Calibration Due When calibration due reminder is enabled if you do not recalibrate m...

Page 6: ...cientific com au SETTING THE DEFAULT PARAMETERS 1 If necessary press MODE key until the display shows corresponding mode indicator e g pH mode 2 Press and hold the CAL key for 3 seconds the meter enters setup menu and the display shows selectable parameter and page number 3 Press or key to scroll through menu select the parameter you want to set Refer to Setup Menu section ...

Page 7: ...elect the desired option 6 Press ENTER to confirm The meter should return to measurement mode SETTING THE DATE AND TIME Setting the date and time are important as they are used to time stamped stored measured values and calibration data Follow the instructions below to set the time and date 1 Press and hold the CAL key for 3 seconds to enter the setup menu 2 Press or key until the display show the...

Page 8: ...y activate when you insert the temperature probe into the meter s phone jack You will know temperature compensation is activated as the ATC indicator will be present on the display pH CALIBRATION The KS PH 221 DELUXE allows up to five 5 points calibration in pH mode It is recommended to perform at least two 2 points calibration to ensure accurate measurements The meter can already automatically id...

Page 9: ...e display shows END The meter returns to measurement mode automatically Calibration is completed MULTI POINT CALIBRATION 2 1 Make sure to select the desired calibration point between two to five 2 5 in the setup menu Three points calibration is recommended as a default calibration option 2 2 Repeat steps 1 2 to 1 5 above 2 3 When the first calibration point is completed the display will show CAL2 ...

Page 10: ... for the measured value to stabilize the display shows CAL3 The meter prompts you to continue with third point calibration Remember to change the buffer solution to pH 10 01 2 6 For four point and five point calibration points other buffer solutions may be needed 2 6 Repeat the steps 2 4 to 2 5 until the display shows END The meter returns to measurement mode automatically Calibration is completed...

Page 11: ...nt with a work standard and at a specific ORP value is needed 1 Press the MODE key until you see the ORP indicator 2 Rinse the ORP electrode with distilled water Dip the electrode into the calibration solution Stir the sensor gently 3 Press CAL key the meter shows the current measured value 4 Press or key to set the displayed value Press ENTER to confirm The calibration indicator should begin to f...

Page 12: ...illed water to remove any impurities adhering to the probe body 3 Dip the electrode into the sample solution stir the sensor gently 4 Wait for the reading to stabilize record the measured value on the display ORP MEASUREMENT ABSOLUTE MILLIVOLT MODE Press the MODE key until the display shows measurement unit mV the meter is now enters absolute millivolt measurement mode RELATIVE MILLIVOLT MODE Pres...

Page 13: ... 10 minutes Rinse the sensor with distilled water REACTIVATING THE ELECTRODE If stored and cleaned properly the electrode should be ready for immediate use However a dehydrated bulb may cause sluggish response To rehydrate the bulb immerse the electrode in a pH4 01 buffer solution for 10 to 30 minutes If this fails the electrode requires activation 1 Soak the pH electrode in 0 1M HCl for 5 minutes...

Page 14: ...pH Range 2 000 20 000pH Accuracy 0 002pH Resolution 0 1 0 01 0 001pH Calibration points 1 to 5 points Calibration solutions USA NIST DIN User Defined Buffer Temperature compensation 0 100 C 32 212 F Manual or Automatic mV Range 1999 9 1999 9mV Accuracy 0 2mV Resolution 0 1 1mV pH Calibration Points 1 point Only for Relative mV mode Calibration Range 200mV Range 2 000 20 000pH Others Hold function ...

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