DelAgua Portable Water Testing Kit Manual de usuario
The DelAgua Kit Components 1
DELAGUA PORTABLE
WATER TESTING KIT
USER MANUAL VERSION 5.1
DELAGUA PORTABLE
WATER TESTING KIT
USER MANUAL VERSION 5.1
DelAgua Portable Water Testing Kit
User Manual
Revised May, 2017
This equipment was designed to test for the critical parameters specied in World Health
Organization (WHO) Guidelines for Drinking Water Quality, Second Edition, Volume III.
The equipment should only be used by trained personnel familiar with those guidelines.
For more information about the kit and for technical help and guidance, please contact DelAgua
Water Testing Ltd.
DelAgua Water Testing Ltd,
The Old Dairy, Lower Fyeld,
Marlborough, Wiltshire,
SN8 1PY
Tel: +44 1672 861 198
Fax: +44 1672 861 724
Email: [email protected]
Website: www.delagua.org
Facebook: www.facebook.com/delaguawater
Twitter: www.twitter.com/del_agua
Copies of this manual are available in several languages. Please consult our website for current
availability. Abridged versions of the manual are available to download.
If you regularly use the DelAgua water testing kit and have translated the manual into another
language, please send us the translation. Under these circumstances, we normally organise
printing and give free copies to the programme which provided the translation.
We are continually trying to improve the DelAgua water testing kit and because of this, some
components may be different from those which appear in the manual. We also welcome
suggestions from users about ways for improving the kit to meet their own particular needs.
Note: Text with this symbol draws your
attention to additional information.
Caution: Text with this symbol contain
information on health and safety. They
enforce best practice methods and protect
users and others against accidents, injury or
hazardous contamination when using the kit.
Video Link: Headings with this symbol
indicate that there are video sequences
which accompany the manual instructions.
These videos can be found on our website
www.delagua.org .
Step No. Numbers in a blue circle
indicate the incremental steps of
a procedure which should be followed in
numerical order.
Indicates the section continues on the next
page.
Signies the end of the section.
iNote: The main sections of this manual describe the use and maintenance of the single
incubator water testing kit. The additional procedures for the operation of the dual
incubator kit are described in Appendix J.
Training
Manual Icon Key
Purchasers of the kit are entitled to participate
in a one-day course at DelAgua. We can also
carry out training via webinar if this is more
convenient. The course is free of charge.
Alternatively, you can nd step-by-step videos
of all the key processes on our website
www.delagua.org.
Please contact us at [email protected] for more
information.
i!
1
1. The DelAgua Kit Components
1.1 The DelAgua Kit
1.2 Filtration Apparatus and Components
1.3 Contents of the Spares Case
1.4 Additional Materials Needed for Testing
2. Sampling Programmes
2.1 Selection of Sites and Frequency of Sampling on a Network Supply
3. Preparation of the Kit
3.1 Sterilisation of the Filtration Apparatus
3.2 Preparation of Culture Medium in the Laboratory
3.3 Preparation of Culture Medium in the Field
3.4 Storage of Culture Medium
3.5 Sterilising the Petri Dishes
3.6 Disposal of Contaminated Material
3.7 Absorbent Pads and Dispenser
3.8 Methanol Dispenser
4. Sampling Methods
4.1 Sampling from a Tap
4.2 Sampling from a Lake, Reservoir or other Surface Water Sources
4.3 Sampling from an Open Well or Storage Tank
5. Processing of Samples Using the Kit
5.1 Introduction
5.2 Analysis of Free and Total Chlorine Residual and pH
5.3 Turbidity Analysis
5.4 Bacteriological Analysis of Water
6. Care and Maintenance of the Kit
6.1 The Battery
6.2 Electrical Components and The Incubator
6.3 Filtration Apparatus
6.4 Chlorine/pH Comparator and Turbidity Tubes
6.5 Kit Case
6.6 Maintenance
8
8
9
10
11
12
12
14
14
16
18
19
19
20
20
21
22
22
23
24
26
26
27
29
31
42
42
43
43
43
43
44
Contents
Contents
46
46
48
51
52
54
55
56
58
60
61
62
63
64
66
67
68
7. Evaluation and Repair of the Kit
7.1 Troubleshooting Guide for the DelAgua Kit
7.2 Checking and Recalibrating the Incubator
Appendices
APPENDIX A
APPENDIX B
APPENDIX C
APPENDIX D
APPENDIX E
APPENDIX F
APPENDIX G
APPENDIX H
APPENDIX I
APPENDIX J
APPENDIX K
APPENDIX L
APPENDIX M
Spares List
Field Checklist
Alternative Types of Media that can be used with the DelAgua Kit for
the Isolation of Coliform Bacteria
Appropriate Sample Volumes for Coliform Analysis
Assembly of the Filtration Manifold
Daily Report Sheet
Alternative Sources of Water for Media Preparation
Safety Guidelines
General Hygiene in the Field
Additional Instructions for Operating the Dual Incubator Kit
Three Power Sources for the Incubator
Counting Colonies
Incubator Electronic Circuit Diagram
8 DelAgua Water Testing Kit Manual | Version 5.1
1
2
5
9
10
14
16
17
18
22
15
11
21
19
20
13
12
8
4
6
7
1. Portable Incubator
2. 2 Part Turbidity Tube
3. 48 Petri Dishes in Strap Housing
(3 × stacks of 16)
4. Empty Methanol Dispenser
5. Electronic Timer
6. Kit Manual
7. Empty Media Bottles × 10
8. Thermometer
9. Calibration Lid
10. Incubator Lid
11. Filtration Manifold
12. Vacuum Pump
13. Sample Collection Cup
14. 10 Disposable Pipettes
15. Chlorine/pH Comparator Block
16. Phenol Red Tablets (250 Tablets)
17. DPD1 Tablets (250 Tablets)
18. DPD3 Tablets (250 Tablets)
19. Membrane Lauryl Sulphate Broth – 38.1g
20. Membrane Filters
21. Sterile Pads
22. Pad Dispenser
1.1 The DelAgua Kit
3
The DelAgua Kit Components 9
1. Vacuum Cup
2. Vacuum Pump
3. Vacuum Pump Connector
4. Vacuum Pump Connection
5. Black Rubber O-Ring
1.2 Filtration Apparatus and Components
1
6
7
8
10
9
5
4
3
2
6. Aluminium Gasket
7. Silicone Rings (Pair)
8. Bronze Disc
9. Funnel (marked 10ml, 50ml, 100ml)
10. Plastic Collar
10 DelAgua Water Testing Kit Manual | Version 5.1
1. Box
2. External Battery Connection Cable
3. Trimmer Tool
4. Tweezers
5. Elastic Strap
6. Steel Sampling Cable
1
6
9
12
5
4
3
2
11
10
7
8
7. Handheld Magnier
8. Lubrication Grease
9. Fuse
10. Bronze Disc
11. Silicone Rings (Pair)
12. Black Rubber O-Ring
1.3 Contents of the Spares Case
Tabla de contenidos
Manuales populares de Equipo de prueba de otras marcas
SMART
SMART KANAAD SBT XTREME 3G Series Manual de usuario
Agilent Technologies
Agilent Technologies BERT Serial Manual de usuario
Agilent Technologies
Agilent Technologies N3280A Manual de usuario
Vernier
Vernier Go Direct Voltage Manual de usuario
Lifeloc
Lifeloc R.A.D.A.R. Manual de usuario
Fluke
Fluke T5-600 Instrucciones de funcionamiento e instalación
