Equipment and Calibration

Equipment history at Vaira

| ALL | | Anemometer || Battery Bank || Camera || CO2 Probe || Data Logger || Forced Diffusion || Gas Analyzer || Heat Flux Plate || Interface || LED sensor || Moisture Point || Multiplexer || Narrow Band || Net Radiometer || PAR Sensor || Precipitation || Pyranometer || Radio || 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
Net Radiometer
2010-01-08 071421 CNR1 Location Net Radiometer 4-way This instrument is installed on the Vaira Tower. Calibration factor on instrument is 10.15E-5 V/W.m2
2016-10-20 1720 NR01 Moved Moved with radiometer test tripod from Twitchell Rice to Vaira Ranch to compare against Ione sensors.
2016-11-02 1720 NR01 Removed Removed from Vaira with the radiometer inter-comparison system that was on a stand alone tripod.
2016-10-20 2420 NR01 Moved Moved with radiometer test tripod from Twitchell Rice to Vaira Ranch to compare against Ione sensors.
2016-11-02 2420 NR01 Removed Removed from Vaira with the radiometer inter-comparison system that was on a stand alone tripod.
2001-05-20 990181 CNR1 Installed Net Radiometer 4-way Installed on the Vaira tower
2000-10-07 990353 NR-LITE Installed Net Radiometer Installed with the initial set up of the Vaira site.
2017-08-17 990353 NR-LITE Removed Net Radiometer Removed from the Vaira tower with the upgrade on the data logger. This sensor is redundant with the 4-way CNR1 and is very old.
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