Equipment and Calibration
Equipment history at East End| ALL | | Anemometer || Barometer || Battery Bank || Camera || CO2 Probe || Conductivity Sensor || Data Logger || DO Sensor || Gas Analyzer || Heat Flux Plate || Interface || Multiplexer || Narrow Band || Net Radiometer || PAR Sensor || Precipitation || RH & Temp || Solar Controller || Solar Panel || Spectrometer || Water Level |
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 |
|---|---|---|---|---|---|
| RH & Temp | |||||
| 2024-08-29 | E5905 | HygroVUE10 | Installed | RH & Temp | Installed at EE to replace the HMP60 sn L1740420 that was finally starting to die |
| 2013-11-25 | G4540023 | HMP60 | Moved | RH & Temp | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| 2015-01-05 | G4540023 | HMP60 | Removed | RH & Temp | Removed from the site due to the tower falling over in the wind on 2014-12-30. Likely undamaged. |
| 2015-01-20 | G4540023 | HMP60 | Installed | RH & Temp | Reinstalled after being removed when the scaffolding fell over. |
| 2017-12-18 | G4540023 | HMP60 | Removed | RH & Temp | Removed from Eat End for a 24hour side-by-side comparison at Twitchell Alfalfa |
| 2017-12-19 | G4540023 | HMP60 | Removed | RH & Temp | Removed from the HMP inter-comparison at Twitchell Alfalfa and returned to East End |
| 2019-01-24 | G4540023 | HMP60 | Removed | RH & Temp | Brought back to the lab from EE for inspection b/c of data drops/spikes. It was replaced by HMP45 sn U3030046. |
| 2019-01-31 | L1740420 | HMP60 | Installed | RH & Temp | Installed at EE to replace HMP45 sn U3030046, which was removed for bad RH readings. |
| 2024-08-29 | L1740420 | HMP60 | Removed | RH & Temp | Removed from EE and brought back to the lab b/c the sensor is starting to die. It was replaced by Hygrovue sn E5905. |
| 2019-01-24 | U3030046 | HMP45AC | Installed | RH & Temp | Installed at EE to replace G4540023, which was brought back to the lab for inspection. |
| 2019-01-31 | U3030046 | HMP45AC | Removed | RH & Temp | Removed from EE b/c RH was not working (ranged only b/t 10 and 13%). It was replaced by HMP60 sn L1740420. |