Campbell SP-LITE Manual de usuario descargar pdf (Pagina 5)

SP-LITE Table of Contents

1. General Description.....................................................1

1.1 Electrical Properties..................................................................................1

1.2 Spectral Properties....................................................................................2

1.3 Directional/Cosine Response....................................................................3

2. Sensor Specifications .................................................4

3. Installing the SP-LITE.................................................. 5

4. Wiring............................................................................ 7

5. Datalogger Programming............................................ 7

5.1 Datalogger Input Range Codes.................................................................8

5.2 Calibration Factor and Multiplier .............................................................8

5.3 Program Example 1, Average Solar Radiation.........................................8

5.4 Program Example 2, Total Solar Radiation ............................................10

5.4.1 Output Format Considerations......................................................10

6. Maintenance ............................................................... 12

6.1 Calibration ..............................................................................................12

7. Troubleshooting ........................................................12

7.1 Pyranometer produces no apparent output..............................................12

7.2 Readings are not as expected..................................................................12

Figures

1. SP-LITE Sensor without Leveling Fixture.................................................1

2. SP-LITE Electrical Circuit..........................................................................2

3. Spectral Sensitivity of Pyranometers Compared with Solar Radiation ......2

4. Cosine Response of a Typical SP-LITE Pyranometer................................3

5. Dimensions of SP-LITE with Leveling Device..........................................4

6. 015 Mounting Arm.....................................................................................5

7. 025 STAND and 019 Crossarm..................................................................6

8. SP-LITE to Datalogger Connections..........................................................7

Tables

1. Datalogger Connections for Differential Measurement..............................7

2. Datalogger Connections for Single-Ended Measurement...........................7

3. Multipliers Required for Flux Density and Total Fluxes............................8

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Campbell SP-LITE Manual de usuario Pagina 5