Equipment and Calibration

Equipment history at West Pond

| ALL | | Anemometer || Barometer || Battery Bank || Camera || CO2 Probe || Conductivity Sensor || Data Logger || DO Sensor || Gas Analyzer || Interface || Multiplexer || Narrow Band || Net Radiometer || PAR Sensor || RH & Temp || Solar Controller || Solar Panel || Water Level || 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
RH & Temp
2012-04-17	G4540025	HMP60	Installed	RH & Temp	Installed at top of scaffolding at west pilot pond. Not running because of forgotten power connector.
2017-12-18	G4540025	HMP60	Removed	RH & Temp	Removed from West Pond for 24hour side-by-side comparison at Twitchell Alfalfa
2017-12-19	G4540025	HMP60	Removed	RH & Temp	Removed from the HMP inter-comparison at Twitchell Alfalfa and returned to West Pond
2021-01-17	G4540025	HMP60	Removed	RH & Temp	Removed from WP and brought back to the lab b/c RH was railing high. It was replaced by HMP155 from the Comparison Set, sn R0360206.
2021-01-17	R0360206	HMP155	Moved	RH & Temp	Moved from Comparison Set to tower to replace sn G4540025 which had high RH readings.
2022-03-01	R0360206	HMP155	Removed	RH & Temp	Removed from WP and brought back to the lab for further inspection. RH seemed ok but AirT was consistently NAN. It was replaced by HMP155 sn T2820183 the following week.
2022-03-10	T2820183	HMP155	Installed	RH & Temp	Installed at West Pond to replace the malfunctioning one removed last week. Broken mounting screw and typo in the data logger program - messy troubleshooting ensued.
2024-05-01	T2820183	HMP155	Removed	RH & Temp	Removed with the decommissioning of the site.

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