Equipment and Calibration
Equipment history at Twitchell Alfalfa| ALL | | Anemometer || Battery Bank || Camera || CO2 Probe || Data Logger || Forced Diffusion || Gas Analyzer || Heat Flux Plate || Interface || LED sensor || Multiplexer || Narrow Band || Net Radiometer || PAR Sensor || Precipitation || 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 |
|---|---|---|---|---|---|
| Interface | |||||
| 2015-11-11 | 6763 | NL115 | Installed | Installed on the existing CR1000 that collects met data. This will be used to collect the high frequency PAR from the rotating shadow band while the bugs are worked out. | |
| 2018-06-13 | 6763 | NL115 | Removed | Removed with Twitchell Alfalfa site decommissioning. | |
| 2013-05-24 | AIU-0674 | LI-7550 | Installed | Interface LI-7550 | Installed on the north side of the scaffolding at the Alfalfa site with head 2180 |
| 2013-11-21 | AIU-0674 | LI-7550 | Upgrade | Interface LI-7550 | The firmware of the 7550 box was upgraded from v6.5.2 to v6.5.5 to fix bugs with the USB memory overwrite and synchronizing the 7700 clock. |
| 2014-03-07 | AIU-0674 | LI-7550 | Upgrade | Interface LI-7550 | Updated the 7550 firmware from v6.5.5 to v7.0.1. Improved interface, support for SmartFlux, bug fixes. |
| 2014-10-02 | AIU-0674 | LI-7550 | Upgrade | Interface LI-7550 | Updated the 7550 firmware from v7.0.1 to v7.3.0. Fixed bug that can cause the instrument to restart unexpectedly, added 7700 data to interface can view/log power Vin, other minor bug fixes. |
| 2016-04-13 | AIU-0674 | LI-7550 | Upgrade | Interface LI-7550 | Updated the 7550 firmware from v7.3.0 to v8.0.0 skiping version 7.5.0 Relevant 7.5.0 changes: Main Window is now resizable, Added serial number entry for sonics, Help update, Fixed timeout when saving config files Relevant 8.0.0 changes: Separate bandwidth settings for analog inputs and gas channels, Detection of new RS instruments, Additional calibration coefficients, Added sonic software version entry, Added chopper temp logging |
| 2016-12-21 | AIU-0674 | LI-7550 | Removed | Interface LI-7550 | This 7550 box was damaged in the field. The door was left open and the circuit board got wet. Brought back to the lab for testing and repairs. LI7500 head sn 75H-2668 was deployed with the unit when it was damaged. |
| 2016-12-29 | AIU-1557 | LI-7550 | Installed | Interface LI-7550 | Installed at Twitchell Alfalfa after old AIU was damaged in rain. Installed together with 7500 head sn 75H-2514 |
| 2017-08-23 | AIU-1557 | LI-7550 | Upgrade | Interface LI-7550 | The firmware was upgraded from v8.0.0 to v8.7.5 |
| 2017-12-18 | AIU-1557 | LI-7550 | Upgrade | Interface LI-7550 | The software on this 7550 box was down graded from v8.7.5 to v8.5.0 |
| 2018-06-13 | AIU-1557 | LI-7550 | Removed | Interface LI-7550 | Removed with Twitchell Alfalfa site decommissioning. |