Equipment and Calibration
Equipment history at Twitchell Alfalfa| ALL | | Anemometer || Battery Bank || Camera || CO2 Probe || Data Logger || Forced Diffusion || Gas Analyzer || Heat Flux Plate || Interface || LED sensor || Multiplexer || Narrow Band || Net Radiometer || PAR Sensor || Precipitation || RH & Temp || Soil Moisture Probe || Solar Controller || Solar Panel || Weather Station |
SELECT a.recno, a.eh_date, a.eh_loc1, a.eh_loc2, IF(a.eh_loc2=:loc, a.eh_locref2, a.eh_locref1) AS ref, a.eh_locref2, a.eh_title, a.eh_notes, a.eh_id, b.serialno, b.equip, b.modelno FROM equiphist a INNER JOIN equiplist b ON a.eh_id=b.recno WHERE (a.eh_loc1=:loc1 OR a.eh_loc2=:loc2) AND b.equip=:eq ORDER BY b.serialno, a.eh_date
| Date | Serial No. | Model | Action | Ref | Notes |
|---|---|---|---|---|---|
| Anemometer | |||||
| 2013-05-24 | 120908 | WM 1590 | Installed | Anemometer | Installed on the northwest corner of the scaffolding at the Alfalfa site. |
| 2016-01-12 | 120908 | WM 1590 | Removed | Anemometer | Removed from field for calibration |
| 2017-01-05 | 153802 | WM 1590 | Installed | Anemometer | Installed at Twitchell Alfalfa to replace sn 153805. Brand new. |
| 2018-06-13 | 153802 | WM 1590 | Removed | Anemometer | Removed with Twitchell Alfalfa site decommissioning. |
| 2016-01-12 | 153805 | WM 1590 | Installed | Anemometer | Installed to replace old sonic--brand new |
| 2017-01-05 | 153805 | WM 1590 | Removed | Anemometer | Removed from Twitchell Alfalfa tower for firmware upgrade. Replaced by sn 153802. |