Equipment and Calibration

Equipment Entry

Rec No.	Date	Loc From	Title	Loc To	Notes
6794	2024-05-15	Lab none	Installed	Tonzi-SoilCO2 Forced Diffusion Tree 1	Installed in a location under the tree that was undisturbed by the cow invasion. Longer cable to the OSU box.
6721	2024-05-08	Tonzi-SoilCO2 Forced Diffusion Tree 1	Removed	Lab none	Removed from the Tree1 location at Tonzi because cows tossed it aside and totally ate its cable. Seemed to work in the lab.
6488	2023-12-13	Vaira Forced Diffusion North	Moved	Tonzi-SoilCO2 Forced Diffusion Tree 1	Moved from Vaira North location to the Tonzi Tree 1 location. waiting for one FD to be repaired by Eosense.
5372	2021-07-13	Vaira Forced Diffusion North	Maintenance	Vaira Forced Diffusion North	Performance check done. Referenced to 400ppm. Average Flux: -0.1, 0.06 STDEV Average ATM: -58.5ppm, 40.5C Average Soil: -61.0ppm, 40.6C
5111	2021-02-10	Lab none	Installed	Vaira Forced Diffusion North	Installed near the old north soil co2 profile. This unit has a homemade solar shield to try to keep it cooler. Could use a soil collar.
5110	2021-02-04	Factory none	Returned	Lab none	Returned from Eosense where its pump relay board was replaced under warranty repair.
5042	2020-12-18	Vaira Forced Diffusion West	Removed	Lab none	Removed from Vaira West for testing to high temp reading in the lab. Replaced by sn FD20190028
4399	2020-03-02	Lab	Installed	Vaira Forced Diffusion West	Installed near the eosGP probe profile to the west. Power from the CR10X power plug.