Campbell Q-7.1 Manual del operador descargar pdf (Pagina 25)

Manual

Sensors

true north

3 degrees, 0 minutes west

needle points to

magnetic north

Figure 8: Declination Angle in the Lake Victoria Region

3.1.3 Operation

Operation of the RM Young Wind Monitor is fully automatic and does not require any user intervention. The appropri-

ate instructions for this purpose are included in the datalogger program BUOY_METSTAT.

3.1.4 Maintenance

The wind monitor requires the following maintenance:

During each visit to the Met Station, visually inspect the propeller at low wind speeds; verify that the propeller •

assembly and wind vane rotate freely; check if all connections are tight; check if the rotating elements do not

generate unusual sounds; remove all foreign material (spider webs, etc.) from both anemometer and vane;

Each two years, replace the anemometer bearings (contact Campbell Scientific);•

Each two years, replace the wind vane potentiometer and bearings (contact Campbell Scientific).•

3.1.5 Trouble Shooting

Problem 1: Both wind speed and wind direction values are zero.

Remedy 1.1: Check if all wires are properly connected to the CR10X wiring panel. The reader is referred to table

1 in paragraph 2.2, and Annex 2, for the correct wiring of the RM Young Wind Monitor to the CR10X.

Remedy 1.2: Re-load BUOY_METSTAT following the instructions given in paragraph 2.5.

Problem 2: Unusual and/or unexpected recordings for either wind speed or direction.

Remedy 2: Re-load BUOY_METSTAT following the instructions given in paragraph 2.5.

Problem 3: Recorded wind directions exceed 360 degrees.

Remedy 3.1: Connect the CR10KD keyboard and use “star-six” mode to monitor the input locations. Check in

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Campbell Q-7.1 Manual del operador Pagina 25