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
Heat Flux Plate
2000-10-07 000137 HFP01 Installed Heat Flux Plate A Installed with the initial set up of the Vaira site.
2000-10-07 000141 HFP01 Installed Heat Flux Plate B Installed with the initial set up of the Vaira site.
2000-10-07 000143 HFP01 Installed Heat Flux Plate C Installed with the initial set up of the Vaira site.
2022-02-09 000143 HFP01 Location Heat Flux Plate C Wired as SHF #3
2006-10-28 001603 HFP01 Installed Heat Flux Plate A Installed to replace existing plate that had failed months before. This entry was pieced together from notes and examination of the data.
2012-09-05 001603 HFP01 Removed Removed from the Vaira tower for calibration. This sensors was burried under the end of the PVC conduit and under a gopher mound at about 10cm below the surface. This was the first of the heat flux plates.
2012-11-07 001603 HFP01 Installed Reinstalled after calibration by Sebastian in BC Canada. The original calibration factor was found to be still correct. It was reinstalled in a different location near another SHF plate to the north and cleared the litter from the new location.
2022-02-09 001603 HFP01 Location Heat Flux Plate A Wired as SHF #1
2006-10-28 001605 HFP01 Installed Heat Flux Plate B Installed to replace existing plate that had failed months before. This entry was pieced together from notes and examination of the data.
2022-02-09 001605 HFP01 Location Heat Flux Plate B Wired as SHF #2
2013-02-06 P01 HP-127-1.0-1.3-71P Installed Installed in a profile at -2cm to the east of the Vaira radiation tower
2015-12-02 P01 HP-127-1.0-1.3-71P Removed Removed from Vaira at -2cm. The red wire was broken not clear whether corrosion or animal (or shovel) damage
2016-03-23 P01 HP-127-1.0-1.3-71P Removed Removed from Vaira at -2cm due to broken wire.
2016-04-05 P01 HP-127-1.0-1.3-71P Installed Reinstalled at Vaira in the Peltier SHF plate profile at -2cm after fixing broken wire in the lab.
2013-02-06 P02 HP-127-1.0-1.3-71P Installed Installed in a profile at -4cm to the east of the Vaira radiation tower
2013-02-06 P03 HP-127-1.0-1.3-71P Installed Installed in a profile at -8cm to the east of the Vaira radiation tower
2015-11-20 P03 HP-127-1.0-1.3-71P Removed Removed from Vaira at -8cm. A gopher had chewed its wire.
2015-12-02 P03 HP-127-1.0-1.3-71P Installed Reinstalled at Vaira at -8cm. This was spliced onto the existing cable in the field.
2013-02-06 P04 HP-127-1.0-1.3-71P Installed Installed in a profile at -16cm to the east of the Vaira radiation tower
2015-11-20 P04 HP-127-1.0-1.3-71P Removed Removed from Vaira at -16cm. Looks like the insulation had cracked and the wire rotted.
2015-12-02 P04 HP-127-1.0-1.3-71P Installed Reinstalled at Vaira at -16cm. This was spliced onto the existing cable in the field.
2013-02-06 P05 HP-127-1.0-1.3-71P Installed Installed in a profile at -25cm to the east of the Vaira radiation tower
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