Equipment and Calibration
Equipment history at DWR Corn| ALL | | Anemometer || Barometer || Battery Bank || Data Logger || Gas Analyzer || Heat Flux Plate || Interface || Multiplexer || Net Radiometer || PAR Sensor || Precipitation || RH & Temp || Soil Moisture Probe || Solar Controller || Solar Panel || Water Level |
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) ORDER BY b.equip, a.eh_date, field(a.eh_title,'Calibration', 'Removed', 'Installed')
| Date | Serial No. | Model | Action | Ref | Notes |
|---|---|---|---|---|---|
| Anemometer | |||||
| 2012-05-21 | 000024 | WMP 1352 | Installed | Installed on the DWR Corn scaffolding with the rest of the equipment. | |
| 2013-11-25 | 000024 | WMP 1352 | Moved | Anemometer | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Barometer | |||||
| 2012-05-21 | H0160069 | PTB110 | Installed | Installed in data logger box on northwest corner of the scaffolding at the DWR Corn site | |
| 2013-11-25 | H0160069 | PTB110 | Moved | Barometer | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Battery Bank | |||||
| 2013-11-25 | BB-EE | BB-Fab | Installed | Battery Bank | This is the initial installation of this battery bank for the East End Tower. Four batteries were brought from the DWR Corn Construction tower and installed at this tower. The batteries are on a boardwalk on the ground next to the tower and will be moved to secondary scaffolding later. |
| Data Logger | |||||
| 2012-05-21 | 47110 | CR1000 | Installed | Installed with the rest of equipment on the scaffolding at the DWR Corn field. This data logger is collect the 30 minute met data. | |
| 2012-05-21 | 38212 | CR1000 | Installed | Installed with the rest of the equipment on the scaffolding at the DWR Corn site. This data logger is collecting the 10Hz flux data. | |
| 2013-11-25 | 38212 | CR1000 | Moved | Data Logger Eddy | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| 2013-11-25 | 47110 | CR1000 | Moved | Data Logger Met | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Gas Analyzer | |||||
| 2012-05-21 | 0065 | LI-7500A | Installed | Installed on the DWR Corn tower. | |
| 2012-08-06 | 0065 | LI-7500A | Calibration | Lab | Last calibration: 2012-05-18 AGC=65 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=99.63kPa, Tair=22.07C, Tdew=8.90C Zero air at 1700psi, CO2 in air 436.53 at 1450 Tdewspan=15.08 CO2 zero 0.8741 -> 0.8740 Offset: -0.36ppm CO2 span 0.9958 -> 0.9973 Offset: -0.93ppm H2O zero 0.6415 -> 0.6387 Offset: -19.3ppm H2O span 1.0009 -> 1.0898 Offset: -1.76ppm Notes: Calibration in preparation to be upgraded to a LI-7500A head. |
| 2012-08-02 | 0065 | LI-7500A | Removed | Removed from the DWR Corn Tower for calibration and upgrade to LI-7500A. Replaced by sn 0042. | |
| 2012-08-06 | 0065 | LI-7500A | Calibration | Lab | Last calibration: 2012-05-18 AGC=65 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=99.63kPa, Tair=22.07C, Tdew=8.90C Zero air at 1700psi, CO2 in air 436.53 at 1450 Tdewspan=15.08 CO2 zero 0.8741 -> 0.8740 Offset: -0.36ppm CO2 span 0.9958 -> 0.9973 Offset: -0.93ppm H2O zero 0.6415 -> 0.6387 Offset: -19.3ppm H2O span 1.0009 -> 1.0898 Offset: -1.76ppm Notes: Calibration in preparation to be upgraded to a LI-7500A head. |
| 2012-08-02 | 0042 | LI-7500A | Installed | Installed on the DWR Corn Tower to replace sn 0065 for calibration and upgrade. | |
| 2013-02-04 | 0042 | LI-7500A | Calibration | Lab | Last calibration: 2012-08-02 AGC=52 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=101.2kPa, Tair=19.9C, Tdew=6.6C dry air at 1500psi, CO2 421.22 at 1700 Tdewspan=15.04 CO2 zero 0.9513 -> 0.9508 Offset: -1.84ppm CO2 span 1.0044 -> 1.0084 Offset: 1.57ppm H2O zero 0.8472 -> 0.8575 Offset: 0.54ppm H2O span 0.9696 -> 0.9872 Offset: 0.96ppm Notes: by Siyan |
| 2013-01-30 | 0042 | LI-7500A | Removed | Removed from the DRW-Corn tower for calibration. Replaced with sn 0073 | |
| 2013-02-04 | 0042 | LI-7500A | Calibration | Lab | Last calibration: 2012-08-02 AGC=52 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=101.2kPa, Tair=19.9C, Tdew=6.6C dry air at 1500psi, CO2 421.22 at 1700 Tdewspan=15.04 CO2 zero 0.9513 -> 0.9508 Offset: -1.84ppm CO2 span 1.0044 -> 1.0084 Offset: 1.57ppm H2O zero 0.8472 -> 0.8575 Offset: 0.54ppm H2O span 0.9696 -> 0.9872 Offset: 0.96ppm Notes: by Siyan |
| 2013-01-30 | 0073 | LI-7500A | Installed | Installed on the DWR-Corn tower to replace sn 0042 for calibration | |
| 2013-07-09 | 0073 | LI-7500A | Calibration | Lab | Last calibration: 2013-01-29 AGC=59 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=100.6kPa, Tair=22.18C, Tdew=12.22C Zero Air at 1650psi, God CO2 421.22 at 1600 Tdewspan=15.19 CO2 zero 0.9581 -> 0.9576 Offset: -1.50ppm CO2 span 1.0028 -> 1.0039 Offset: -0.47ppm H2O zero 0.7332 -> 0.7323 Offset: -6.0ppm H2O span 1.0186 -> 1.0259 Offset: -0.17ppm Notes: |
| 2013-04-26 | 0073 | LI-7500A | Removed | Removed from the DWR-Corn tower for calibration. Replaced by sn 0976 | |
| 2013-07-09 | 0073 | LI-7500A | Calibration | Lab | Last calibration: 2013-01-29 AGC=59 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=100.6kPa, Tair=22.18C, Tdew=12.22C Zero Air at 1650psi, God CO2 421.22 at 1600 Tdewspan=15.19 CO2 zero 0.9581 -> 0.9576 Offset: -1.50ppm CO2 span 1.0028 -> 1.0039 Offset: -0.47ppm H2O zero 0.7332 -> 0.7323 Offset: -6.0ppm H2O span 1.0186 -> 1.0259 Offset: -0.17ppm Notes: |
| 2013-04-26 | 0976 | LI-7500 | Installed | Installed on the DWR-Corn tower to replace sn 0073 for calibration | |
| 2013-11-06 | 0976 | LI-7500 | Calibration | Lab | Last calibration: 2013-04-26 AGC=58 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=101.17kPa, Tair=23.37C, Tdew=3.35C Zero Air at 1500psi, God CO2 421.22 at 1600 Tdewspan=15.16 CO2 zero 0.859 -> 0.8597 Offset: 2.50ppm CO2 span 1.0096 -> 1.0073 Offset: 1.23ppm H2O zero 0.6313 -> 0.6279 Offset: -22.3ppm H2O span 0.9941 -> 1.0135 Offset: 0.43ppm Notes: |
| 2013-08-21 | 0976 | LI-7500 | Removed | Removed from the Corn / Construction tower for calibration. Replaced with sn 0042 | |
| 2013-11-06 | 0976 | LI-7500 | Calibration | Lab | Last calibration: 2013-04-26 AGC=58 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=101.17kPa, Tair=23.37C, Tdew=3.35C Zero Air at 1500psi, God CO2 421.22 at 1600 Tdewspan=15.16 CO2 zero 0.859 -> 0.8597 Offset: 2.50ppm CO2 span 1.0096 -> 1.0073 Offset: 1.23ppm H2O zero 0.6313 -> 0.6279 Offset: -22.3ppm H2O span 0.9941 -> 1.0135 Offset: 0.43ppm Notes: |
| 2013-08-21 | 0042 | LI-7500A | Installed | Installed on the Corn / Construction tower to replace sn 0976 for calibration | |
| 2014-02-28 | 0042 | LI-7500A | Calibration | Lab | Last calibration: 2013-08-20 AGC=52 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=98.58kPa, Tair=19.15C, Tdew=8.52C Zero air at 1400psi, God CO2 421.22 at 1500 Tdewspan=15.17 CO2 zero 0.9503 -> 0.9506 Offset: 0.88ppm CO2 span 1 -> 1.0078 Offset: -4.12ppm H2O zero 0.8499 -> 0.8506 Offset: 3.8ppm H2O span 0.9929 -> 0.9853 Offset: 0.18ppm Notes: H2O not zeroed last time - April 23, 2013 last zero |
| 2013-09-05 | TG1-0203 | LI-7700 | Installed | Gas Analyzer CH4 | Installed on the Corn / Construction tower. This sensor was added to the system by a direct connection to the CR1000 by Ethernet. The CR1000 program was changed to read the Ethernet signal. The 7700 was set to output at 40Hz to try and minimize the loss of messages due to clock drift. |
| 2013-11-25 | TG1-0203 | LI-7700 | Moved | Gas Analyzer CH4 | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| 2013-11-25 | 0042 | LI-7500A | Removed | This sensor was removed for calibration. It was replaced by sn 0073 | |
| 2014-02-28 | 0042 | LI-7500A | Calibration | Lab | Last calibration: 2013-08-20 AGC=52 SDM=7 DAC1=0-1000 DAC2=10-25 Ambient P=98.58kPa, Tair=19.15C, Tdew=8.52C Zero air at 1400psi, God CO2 421.22 at 1500 Tdewspan=15.17 CO2 zero 0.9503 -> 0.9506 Offset: 0.88ppm CO2 span 1 -> 1.0078 Offset: -4.12ppm H2O zero 0.8499 -> 0.8506 Offset: 3.8ppm H2O span 0.9929 -> 0.9853 Offset: 0.18ppm Notes: H2O not zeroed last time - April 23, 2013 last zero |
| Heat Flux Plate | |||||
| 2012-05-21 | 6492 | HFP01 | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2012-05-21 | 6491 | HFP01 | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2012-05-21 | 6343 | HFP01 | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2013-04-26 | 6343 | HFP01 | Lost | This sensor was run over by a plow in the corn field. It was recovered but broken in half. | |
| 2013-04-26 | 6492 | HFP01 | Lost | This sensor was run over by a plow in the corn field. The cable was cut and the sensor was not found. | |
| 2013-04-26 | 6491 | HFP01 | Removed | This sensor was run over by a plow in the corn field. It is intact with no obvious damage but untested. | |
| Interface | |||||
| 2012-05-21 | 6763 | NL115 | Installed | Installed with CR1000 sn 38212 in the DWR Corn data logger box to collect 10Hz flux data. | |
| 2013-11-25 | 6763 | NL115 | Moved | Interface NL115 Eddy | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Multiplexer | |||||
| 2012-05-21 | 6769 | AM25T | Installed | Installed in the data logger box on the DWR Corn scaffolding. | |
| 2012-05-21 | 11663 | AM16/32B | Installed | Installed in the data logger box on the DWR Corn scaffolding. | |
| 2013-11-25 | 11663 | AM16/32B | Moved | Multiplexer Met | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| 2013-11-25 | 6769 | AM25T | Moved | Multiplexer Thermocouples | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Net Radiometer | |||||
| 2012-05-21 | 1570 | NR01 | Installed | Installed on boom at the top northwest corner of the scaffolding at the DWR Corn site | |
| 2012-06-21 | 1570 | NR01 | Removed | Removed from the Corn Tower to be replaced with sn 1454 that had a longer cable spliced on it. | |
| 2012-06-21 | 1454 | NR01 | Installed | Installed on the folding boom at the top northeast corner of the scaffolding and extending to the east. This sensor had longer cables spliced to it and replaced sn 1570. | |
| 2013-11-25 | 1454 | NR01 | Moved | Net Radiometer | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| PAR Sensor | |||||
| 2012-05-21 | 110338 | PQS 1 | Installed | Installed on a temporary boom at the top northwest corner of the scaffolding at the DWR Corn site. The sensor is facing upward collecting incoming PAR. | |
| 2012-05-21 | 110339 | PQS 1 | Installed | Installed on a temporary boom at the top northwest corner of the scaffolding at the DWR Corn site. This sensor is facing down collecting Reflected PAR | |
| 2012-06-21 | 110339 | PQS 1 | Removed | Removed from downward facing position on the Corn tower. Swapped with sn 110337 that had a longer cable spliced on it. | |
| 2012-06-21 | 110338 | PQS 1 | Removed | Removed from the upward facing position on the Cron tower. It was replace with sn 110340 that had a longer cable spliced on to it. | |
| 2012-06-21 | 110337 | PQS 1 | Installed | This sensor was installed in the downward facing position on a folding boom on the top northeast corner of the tower and extending to the east. It had a longer cable spliced on to it and replaced sn 110339. | |
| 2012-06-21 | 110340 | PQS 1 | Installed | Installed in the upward facing position on the folding boom on the top northeast corner of the scaffolding and extending to the east. It had a longer cable spliced on to it and replaced sn 110338. | |
| 2013-11-25 | 110337 | PQS 1 | Moved | PAR Sensor Outgoing | This sensor was moved from the DWR Corn construction tower to the new East End tower and installed in the incoming position because the cable of the incoming PAR sensor was cut. |
| 2013-11-25 | 110340 | PQS 1 | Removed | In reinstalling on the new Twitchell East End Wetland site the cable for this sensor was sheared of by the folding arm. Removed for repair in the Lab. The out going sensor was moved to the incoming location. | |
| Precipitation | |||||
| 2012-05-21 | 50229-112 | TR-525M | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2013-11-25 | 50229-112 | TR-525M | Moved | Precipitation | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| RH & Temp | |||||
| 2012-05-21 | G4540023 | HMP60 | Installed | Installed on the top southwest corner of the scaffolding at the DWR Corn site | |
| 2013-11-25 | G4540023 | HMP60 | Moved | RH & Temp | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Soil Moisture Probe | |||||
| 2012-05-21 | 377/008 | ML2x | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2012-05-21 | 377/010 | ML2x | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2012-05-21 | 377/009 | ML2x | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2013-04-26 | 377/010 | ML2x | Lost | This sensor was run over by a plow in the corn field. The sensor was recovered, but the sensor was cut. Likely repairable. | |
| 2013-04-26 | 377/009 | ML2x | Removed | This sensor was run over by a plow in the corn field. The cable was cut and the sensor was not found. | |
| 2013-04-26 | 377/008 | ML2x | Removed | This sensor was run over by a plow in the corn field. It is intact with no obvious damage but untested. | |
| Solar Controller | |||||
| 2012-05-21 | 11400073 | PS-30M | Installed | Installed in a small enclosure on south side of the DWR Corn scaffolding. Connected to two solar panels and four deep cycle baterries. | |
| 2013-11-25 | 11400073 | PS-30M | Moved | Solar Controller | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Solar Panel | |||||
| 2012-05-21 | 11ZV0M0859 | KD140SX-UFBS | Installed | Installed on south side of the DWR Corn scaffolding with tri-groove and penta-plus bolts and nuts. | |
| 2012-05-21 | 11ZV0M0830 | KD140SX-UFBS | Installed | Installed on south side of the DWR Corn scaffolding with tri-groove and penta-plus bolts and nuts. | |
| 2013-11-25 | 11ZV0M0830 | KD140SX-UFBS | Moved | Solar Panel A | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| 2013-11-25 | 11ZV0M0859 | KD140SX-UFBS | Moved | Solar Panel B | The DWR Corn / Construction tower was decommissioned and rechristened at its new permanent location at the Twitchell East End Wetland |
| Water Level | |||||
| 2012-05-21 | 20010770 | CS450 | Installed | Installed at the edge of the field at the DWR Corn site | |
| 2012-11-29 | 20010770 | CS450 | Installed | Water Level | This sensor was moved from the Corn tower to the Twitchell Rice tower. |
| 2013-01-03 | 20010026 | CS450 | Installed | Installed in the original well hole in the corn field. See fieldnotes of details. | |