TPS Aqua Series Manuel utilisateur
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Aqua-DY User Manual
Aqua Series Portables
User FriendlyWaterproof One-Touch Calibration
Congratulations !
You have purchased the latest in Handheld, Waterproof Dissolved
Oxygen - Temperature instrumentation. This manual is for the
Aqua-DY.
The Aqua-DY is a breeze to operate. This manual has been designed to
help you get started, and also contains some handy application tips. If at
any stage you require assistance, please contact either your local TPS
representative or the TPS factory in Brisbane.
The manual is divided into the following sections:
1. Table of Contents
Each major section of the handbook is clearly listed. Sub-sections
have also been included to enable you to nd the information you need
at a glance.
1. Introduction
The introduction has a diagram and explanation of the display and
controls of the Aqua-DY. It also contains a full listing of all of the items
that you should have received with your Aqua-DY. Please take the
time to read this section, as it explains some of items that are
mentioned in subsequent sections.
1. Main Section
The main section of the handbook provides complete details of the
Aqua-DY, including operating modes, calibration, troubleshooting,
specifications, and warranty terms.
1. Appendices
Appendices containing background information and application notes
are provided at the back of this manual.
TPS Pty Ltd
Phone : (07) 3205 8027
International : 61 7 3205 8027
Web : www.tps.com.au
Aqua-DY
Dissolved Oxygen
-Temp. Meter
Version : 1.1
Date 15/06/2021
Page 2
Contents
1. Introduction 4
1.1 Aqua-DY Display and Controls 4
1.2 Unpacking Information 6
1.3 Specications 7
2. Operating Modes 9
3. Dissolved Oxygen Calibration 11
3.1 Calibration 11
3.2 Dissolved Oxygen Calibration Notes 12
3.3 Dissolved Oxygen Calibration Messages 13
4. Temperature Calibration 14
4.1 Calibration 14
4.2 Calibration Notes 15
4.3 Calibration Messages 15
5. Setting the Salinity Correction Value 16
6. Battery 17
6.1 Battery Saver Function 17
6.2 Changing the Battery 18
7. Initialising the Aqua-DY 19
8. Instrument software version number 19
9. Troubleshooting 20
9.1 General Error Messages 20
9.2 Dissolved Oxygen Troubleshooting 21
9.3 Temperature Troubleshooting 22
10. Dissolved Oxygen Sensor Fundamentals 23
10.1 Operating Principle 23
10.2 Maintenance Of The Membrane 24
10.3 Sensor Storage 24
10.4 Notes On Units Of Dissolved Oxygen 25
10.5 Equilibrium Conditions 26
10.6 Velocity Past The Membrane 27
Page 3
1. Introduction
1.1 Aqua-DY Display and Controls
Page 4
Display
24 character alpha-numeric display. Can show any of the following
combinations of readouts (see section 2).
% Saturation +
Temperature
Salinity-corrected ppM
(mg/L) + Temperature
Salinity Correction
Value (in ppK)
Temperature only
A unique “Large Digit” mode nearly doubles the size of the digits
(section 2).
User-friendly prompts and error messages are also provided.
Used to calibrate all parameters. See sections 3, 4 and 5.
Used to select % Saturation, ppM, Manual Salinity or Temperature
modes. See section 2.
Switches the Aqua-DY on and o.
Hold this key for 3 seconds to invoke Battery Saver mode. See
section 6.
and
These keys toggle the Aqua-DY between Large Display mode and
Dual Display mode. See section 2.
NOTE: The digits in Large Display mode are made by combining the
two rows of the display. This results in a small gap
approximately half way up the digits.
Page 5
1.2 Unpacking Information
Before using your new Aqua-DY, please check that the following
accessories have been included:
Part No
1. Aqua-DY Dissolved Oxygen-Temperature Instrument 123144/1
123144/3
123144/5
2. Oxygen sensor 123204
3. Oxygen sensor cable: (see cable label for part No) 1, 3 or 5m cable
4. Membrane kit for oxygen sensor 123300
5. Manual
Options that may have been ordered with your Aqua-DY:
1. Extended cable (ordered by the metre) 130040
2. Carry Case 130057
Page 6
1.3 Specications
Range Resolution Accuracy
% Saturation 0 to 250.0 % Sat’n 0.1 % Sat’n ±0.3 % Sat’n
ppM (mg/L) 0 to 25.0 ppM 0.1 ppM ±0.1 ppM
Salinity 0 to 50.0 ppK
(Manually set)
0.1 ppK Not Applicable
Temperature -10.0 to 120.0 OC
(dissolved oxygen sensor
limited to 45 OC)
0.1 OC ±0.2 OC
Additional Dissolved Oxygen Specifications
Temperature Compensation Dual automatic system for:
1. Membrane permeability
2. Solubility in ppM mode
Sensor Zero Range 0 to 7%
Sensor Span Range 70.0 to 135.0%
Calibration One-touch automatic calibration in Zero and in Air.
Additional Temperature Specications
Temperature Sensor Offset Range -10.0oC to +10.0oC
Page 7
General Specications
Display 24 Character alphanumeric LCD, with full text prompts and
error messages.
Power 9V Alkaline Battery for 100+ hours operation.
Battery Saver On : Auto switch-off after 5 minutes
Off :Continuous use
Dimensions 165 x 85 x 35 mm
Mass Instrument only : Approx 280g
Full Kit : Approx 2.0kg
Environment Temperature : 0 to 45 OC
Humidity : 0 to 95 % R.H.
Page 8
2. Operating Modes
Press the key to select the desired operating mode. The sequence is
shown in the following table…
% Saturation Mode 100.0%S
25.0oc
Dissolved Oxygen data in % Saturation units is shown on the top line and
Temperature data is shown on the bottom line.
Select this mode to calibrate the % Saturation readout.
Press or to toggle between dual readout or large digit readout.
ppM Mode 8.24ppMS
25.0oc
Dissolved Oxygen data in ppM (mg/L) units is shown on the top line and
Temperature data is shown on the bottom line.
Select this mode to calibrate the ppM readout.
The “S” is shown after the “ppM” units when the Salinity correction value is
set to greater than 0.0ppK (see section 5).
Press or to toggle between dual readout or large digit readout.
Salinity Mode 36.0ppK
The Salinity correction value only is shown on the top line.
Select this mode to set the Salinity correction value.
Press or to toggle between regular readout or large digit readout.
Continued over the page…
Page 9
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4
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