Kensington KS-DO-10 User Manual

User Manual

KS-DO-10 |Pocket Dissolved Oxygen Tester

Kensington Scientific

22a Cavan Rd, Dry Creek
South Australia, 5094
[e-mail]
www.kensingtonscientific.com.au

OVERVIEW

Below are the steps you need to follow to begin using your Kensington KS-DO-10 pocket dissolved oxygen tester. This
manual will cover how insert the batteries, using the function keys, making measurements, and sensor replacement.

PACKAGE CONTENTS

1. Dissolved Oxygen Probe

2. DO Electrolyte solution

3. AAA batteries

4. DO Membrane Cap

INSERTING THE BATTERIES

1. Your Kensington Pocket KS-DO-10 pocket salinity tester uses two AAA batteries.

2. Remove the button cap found on the bottom of the tester as shown in the above image.

3. Place the battery into its designated slot. Take note of the proper position of the battery to ensure the polarities
placed correctly.

4. Replace the battery cap.

KEYPAD INDEX

Key

Function

1. Serves as the power button of the tester

2. Initiates Data Hold. Press once to hold the current reading, press again to resume making
measurements.

3. Exit button during calibration

1. Press once to conduct calibration of the instrument

2. Press and hold to enter setup menu

3. In calibration mode, press to set calibration values.

User Manual

KS-DO-10 |Pocket Dissolved Oxygen Tester

Kensington Scientific

22a Cavan Rd, Dry Creek
South Australia, 5094
[e-mail]
www.kensingtonscientific.com.au

4. In setup mode, press to select default option

1. Press to confirm calibration or chosen option

2. Toggles between conductivity, TDS and salinity measurement modes.

DISPLAY

The KS-SAL-20 is built with a clear LCD display that shows the measured value, various mode indicators and units.
Below is a summary to describe the meaning behind each notification on the display.

Indicator

Description

MEAS

Indicates tester is in the measurement mode

CAL

Indicates tester is in calibration mode

SETUP

Indicates tester is in SETUP mode

HOLD

Indicates the HOLD function is active and the current displayed value is on hold.

ATC

Indicates temperature compensation is enabled

REFILLING ELECTROLYTE SOLUTION FOR DO PROBE

1. Remove the packaging of the DO probe. Unscrew its cap from the probe as shown from the image below:

2. Fill the membrane cap halfway with the electrolyte solution

3. Screw back the membrane cap on the probe.

4. Make sure the cathode of the probe makes contact with the membrane cap. Make sure there are no bubbles found
on the electrolyte solution.

User Manual

KS-DO-10 |Pocket Dissolved Oxygen Tester

Kensington Scientific

22a Cavan Rd, Dry Creek
South Australia, 5094
[e-mail]
www.kensingtonscientific.com.au

SETUP MENU

The KS-SAL-20 contains integrated setup menu that allows you to customize your tester’s features to fit your
measurement requirements.

Parameter

Description

Options

Description

SALT

Salinity Coefficient

0.0 (Default)

Setting range: 0 to 35 ppt

PRES

Atmospheric Pressure
Coefficient

760 (Default)

Setting range: 450 to 850
mmHg

CAL

Calibration Points
1 (Default)

1 point calibration

2

2 points calibration

UNIT

Measurement Unit

mg/L (Default)

Concentration unit

ppm

Concentration unit

%

% saturation

°C (Default)

Celsius

°F

Fahrenheit

°C

Temperature calibration

CAL

Temperature calibration
mode

HOLD

Auto-Hold
YES

Automatically freezes
stable readings

NO (Default)

Disable

OFF

Auto-off
YES (Default)

Automatically turns off
tester after 8 seconds of
idle

NO

Disable

RST

Reset

YES

Restores factory settings

NO (Default)

Disable

SETTING OF DEFAULT PARAMETERS

1. Press the CAL button to enter setup menu. The first display should be the current salinity coefficient.

2. Press CAL again to set the desired value. Press ENTER to confirm.

3. The tester should then display the atmospheric pressure setting. The display should show ‘760mmHg’.