Specifications
A Remote Automated Water Quality Stream Gauging System Design v
v
CONTENTS
1. Introduction .........................................................................................................1
2. System overview .................................................................................................2
2.1. Electronic Components............................................................................................. 2
2.1.1. Data logger............................................................................................................2
2.1.2. Depth.....................................................................................................................2
2.1.3. Turbidity.................................................................................................................2
2.1.4. Velocity..................................................................................................................3
2.1.5. Rainfall ..................................................................................................................3
2.1.6. Auto Sampler.........................................................................................................3
2.1.7. Power System .......................................................................................................3
2.1.8. Telemetry ..............................................................................................................4
2.1.9. Relays ...................................................................................................................4
2.2. Infrastructure.............................................................................................................4
2.2.1. Platform Design.....................................................................................................4
2.2.2. Auto Sampler enclosure design.............................................................................5
2.2.3. Data Logger enclosure ..........................................................................................6
2.2.4. Solar Panel Mounting ............................................................................................6
2.2.5. Sensor Mount ........................................................................................................6
2.2.6. Rain gauge Stand..................................................................................................7
3. Installation ...........................................................................................................7
3.1. In-stream................................................................................................................... 7
3.1.1. Soft substrate ........................................................................................................7
3.1.2. Hard substrate.......................................................................................................8
3.2. Mounting Instrumentation ......................................................................................... 8
3.3. Routing Cable ........................................................................................................... 9
3.4. Platform Assembly.................................................................................................. 11
3.4.1. Infrastructure installation .....................................................................................11
3.5. Rain gauge Stand ................................................................................................... 12
3.6. Power System......................................................................................................... 13
3.7. Electronics Enclosure and Wiring........................................................................... 13
4. System Programming .......................................................................................14
4.1. Initialisation ............................................................................................................. 16
4.2. Non-Event mode..................................................................................................... 16
4.3. Event modes ........................................................................................................... 16
4.4. Sample collection....................................................................................................16
4.4.1. Sample windows..................................................................................................17
4.4.2. Sample window buffers .......................................................................................17
4.4.3. Sample identification ...........................................................................................17
5. Data retrieval......................................................................................................18
5.1. Automatic downloading........................................................................................... 18
5.2. Data processing...................................................................................................... 18
5.2.1. Importing data......................................................................................................18
5.2.2. Alert system.........................................................................................................18
5.2.3. Data retrieval .......................................................................................................18
5.2.4. Web Reports........................................................................................................18
6. Sample Retrieval ...............................................................................................20
6.1. Collection ................................................................................................................ 20
6.2. Submission .............................................................................................................20