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Equipment and CalibrationView History
Equipment Entry
| Instrument: | CO2 Probe |
| Manufacture: | Vaisala |
| Model No: | GMM221 |
| Serial No: | L2058002 |
| Tag No: | |
| Acquisition Date: | 0000-00-00 |
| Project: | USDA Oikawa |
| Location on 2018-06-13: | Lab, |
| Notes: |
0-3% = 0-5V = 4-20mA 12VDC board with screw terminals |
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Documents
Calibration: cal_Vaisala_GMM221_L2058002.pdf
History
| Rec No. | Date | Loc From | Title | Loc To | Notes |
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| 3511 |
2018-06-13 |
Twitchell Alfalfa |
Removed |
Lab none |
Removed with Twitchell Alfalfa site decommissioning. |
| 1874 |
2015-06-09 |
Lab none |
Installed |
Twitchell Alfalfa |
Installed in Set A at -2cm with upgrade of soil CO2 system |
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