Equipment and Calibration
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Equipment Entry
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Report: HMP155 lab and Oxford test - 2019-10-01
History
| Rec No. | Date | Loc From | Title | Loc To | Notes |
|---|---|---|---|---|---|
| 6244 | 2023-04-03 | Bouldin Corn RH & Temp | Removed | Lab none | Removed from the BC tower and brought back to the lab for testing b/c the sensor was not giving any data |
| 4654 | 2020-07-30 | Lab none | Installed | Bouldin Corn RH & Temp | Installed at BC to replace sn L1740395, which was sent to Campbell for repair |
| 4190 | 2019-10-15 | Lab none | Tested | Lab none | Tested at Oxford Tract for a week against reference sensor HMP155 sn R0360206. See RT Report "HMP155 lab and Oxford test": https://nature.berkeley.edu/biometlab/bmetdata/rtreport.php?screen=view&id=28 The sensor was within spec, so no calibration needed. (Specifications from manual: AirT= +/-0.6°C, RH= +/-3% for 0-90% RH) |
| 4189 | 2019-10-02 | Bouldin Alfalfa 0 | Removed | Lab none | Removed from BA CH4 release experiment and brought back to the lab. |
| 4090 | 2019-08-16 | Lab none | Installed | Bouldin Alfalfa-ReleaseEx RH & Temp Lower | Installed for CH4 release experiment at 0.4m and will continue to measure in hopes of giving insight on boundary layer. |
| 3800 | 2018-11-14 | Factory | Received | Lab none | Received back from Campbell Sci. They tested it against their reference for temp and RH at 90%, 50%, and 20% and could not find any issues. We should test it again in the lab. |
| 3797 | 2018-09-14 | Lab none | Shipped | Factory | Shipped back to Campbell Sci for testing (drifting downward). |
| 3680 | 2018-08-23 | Bouldin Alfalfa RH & Temp | Removed | Lab none | Removed from BA due to low temperature readings. Several other HMP60s have similarly failed. |
| 2412 | 2016-08-12 | Lab none | Installed | Bouldin Alfalfa RH & Temp | Installed with the initial set up of the site. |