Equipment and Calibration History

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Ser No.DateLoc FromTitleLoc ToNotes
ML2x 31/016 2001-01-05 Lab none Installed Tonzi Installed at Tonzi at -25cm under the trees.
ML2x 54/001 2012-07-26 Twitchell Rice Soil Moisture Probe A Removed Lab none Removed from the Twitchell Rice tower to be replaced with a CS615 probe.
ML2x 139/052 2009-04-03 Lab none Installed Twitchell Rice Soil Moisture Probe B Installed with the Twitchell Rice tower.
ML2x 139/052 2012-07-26 Twitchell Rice Soil Moisture Probe B Removed Lab none Removed from the Twitchell tower to be replaced by CS615 probes.
ML2x 54/001 2009-04-03 Lab none Installed Twitchell Rice Soil Moisture Probe A Installed at the Twitchell tower.
LI-7700 TG1-0155 2012-07-27 Factory Repair Lab none Returned from Licor. Under warrenty they replaced the spar and spar clamps. After repair it would lose signal strength under cold conditions. Replacing the spinning mirror assembly fixed this problem. It was fully calibrated:
Zero = -23.6232, span = 9.5816e-05, lasermoddepth = 17000, laserstarttemp = 21, blockstarttemp = 30, blockstarttemplowrange = 5, rssidropthresh = 0, pzero = 57.5, pspan = 15.27, samplegain = 0, refgain = 0, mirrorpos = 0, offset1 = 32000, delta1 = 0, offset2 = 0, delta2 = 0, dither = 30000, sampledcoffset = 443, sampleacoffset = -965, sampleopticaloffset = 0
CR10X 35474 2012-07-26 Mayberry Data Logger Tule Removed Lab none Removed from the Mayberry Tule Tower. This 10X was replaced by a CR23X (sn 2143) in a second enclosure to add more excitation ports and longer internal memory.
LI-7500 0976 2012-07-24 Lab none Calibration Lab none Last calibration: 2011-12-15
AGC=59 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.3kPa, Tair=25.6C, Tdew=11.5C
dry air at 1900psi, CO2 436.53 at 1500 Tdewspan=15.0
CO2 zero 0.8586 -> 0.8615 Offset: -11.58ppm
CO2 span 1.0106 -> 0.9955 Offset: 8.8ppm
H2O zero 0.6298 -> 0.6212 Offset: -1.32ppm
H2O span 0.9855 -> 1.1478 Offset: 3.2ppm
Notes: calibrated by Siyan
LI-7500A 0073 2012-07-24 Lab none Calibration Lab none Last calibration: 2012-01-03
AGC=60 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.3kPa, Tair=25.6C, Tdew=11.5C
dry air at 1900psi, CO2 436.53 at 1500 Tdewspan=15.0
CO2 zero 0.9578 -> 0.9581 Offset: 1.01ppm
CO2 span 1 -> 1.0042 Offset: 1.35ppm
H2O zero 0.7381 -> 0.7305 Offset: -1.12ppm
H2O span 0.994 -> 1.0154 Offset: 0.4ppm
Notes: calibrated by Siyan
LI-7500A 0041 2012-07-24 Lab none Calibration Lab none Last calibration: 2011-08-24
AGC=52 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.3kPa, Tair=25.6C, Tdew=11.5C
dry air at 1900psi, CO2 436.53 at 1500 Tdewspan=15.0
CO2 zero 1.0011 -> 1.0008 Offset: 0.51ppm
CO2 span 1.006 -> 1.0084 Offset: 0.3ppm
H2O zero 0.8201 -> 0.8201 Offset: -0.33ppm
H2O span 0.9714 -> 0.9947 Offset: 3.35ppm
Notes: calibrated by Siyan
LI-7500 0976 2011-12-18 Lab none Installed Tonzi-Floor Installed on the Tonzi Floor Tower to replace sn for calibration.
LI-7500A 0035 2012-06-06 Lab none Installed Tonzi-Floor Installed on the Tonzi Floor Tower to replace sn 0976 for calibration.
LI-7500A 0073 2012-01-04 Lab none Installed Vaira Gas Analyzer CO2/H2O Installed on the Vaira tower to swap out sn 1594 for calibration.
LI-7500A 75H-2180 2012-05-10 Lab none Installed Mayberry-Portable Installed on the Portable Tower at Mayberry by Jaclyn.
LI-7500A 0073 2012-01-03 Lab none Calibration Lab none Last calibration: 2011-10-17
AGC=56 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100kPa, Tair=21.8C, Tdew=5.6C
dry air at 600psi, CO2 436.53 at 1900 Tdewspan=13.6
CO2 zero 0.9584 -> 0.9578 Offset: -2ppm
CO2 span 1.0022 -> 1 Offset: 1.09ppm
H2O zero 0.739 -> 0.7381 Offset: -0.12ppm
H2O span 0.9873 -> 0.994 Offset: 0.09ppm
Notes: operated by Siyan Ma
LI-7500A 0073 2011-07-05 Lab none Calibration Lab none Last calibration: 2011-02-08
AGC=60 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=99.96kPa, Tair=24.79C, Tdew=15.45C
zeri aur at 1320psi, CO2 597.4 at 40 Tdewspan=16.8
CO2 zero 0.9581 -> 0.9588 Offset: 2.29ppm
CO2 span 0.9979 -> 1 Offset: 1.51ppm
H2O zero 0.7303 -> 0.74 Offset: 1.62ppm
H2O span 1.0362 -> 1.0033 Offset: 0.7ppm
Notes: performed by Siyan, installed at Vaira on July 6, 2011
LI-7500A 1594 2011-07-05 Lab none Calibration Lab none Last calibration: 2011-04-26
AGC=51 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.18kPa, Tair=26.44C, Tdew=12.01C
zero air at 1320psi, CO2 597.4 at 40 Tdewspan=16.8
CO2 zero 0.8647 -> 0.8654 Offset: 2.68ppm
CO2 span 1.0056 -> 1.0098 Offset: -3.75ppm
H2O zero 0.8932 -> 0.8901 Offset: -0.42ppm
H2O span 0.9858 -> 0.9558 Offset: 0.8ppm
Notes: performed by Siyan, installed at Tonzi Tower on July 6, 2011.
LI-7500 0976 2011-08-24 Lab none Calibration Lab none Last calibration: 2011-04-11
AGC=56 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.2kPa, Tair=25.82C, Tdew=16C
ZeroAir at 900psi, CO2 in air 405.85 at 1800 Tdewspan=19.4
CO2 zero 0.8536 -> 0.8596 Offset: -21.2ppm
CO2 span 1.0022 -> 1.01 Offset: -4.35ppm
H2O zero 0.6287 -> 0.6276 Offset: -7.5ppm
H2O span 1.0061 -> 0.9824 Offset: 0.65ppm
Notes:
LI-7500 0976 2011-01-03 Lab none Calibration Lab none Last calibration: 0000-00-00
AGC=57 SDM=0 DAC1=0-1000 DAC2=10-25
Ambient P=100.6kPa, Tair=20.3C, Tdew=0C
zero air at 0psi, CO2 597.4 at 0 Tdewspan=11.2
CO2 zero 0 -> 0.8594 Offset: 5.6ppm
CO2 span 0 -> 1.0077 Offset: 3.9ppm
H2O zero 0 -> 0.6298 Offset: -0.53ppm
H2O span 0 -> 1.0139 Offset: 2.04ppm
Notes: performed by Siyan
LI-7500A 0041 2011-08-24 Lab none Calibration Lab none Last calibration: 2011-02-24
AGC=53 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.29kPa, Tair=26.05C, Tdew=14.46C
Zero Air at 900psi, CO2 in Air 405.85 at 1800 Tdewspan=19.4
CO2 zero 1.002 -> 1.0011 Offset: -2.9ppm
CO2 span 1.0025 -> 1.006 Offset: -1.81ppm
H2O zero 0.817 -> 0.8201 Offset: 18.3ppm
H2O span 0.9984 -> 0.9714 Offset: 0.74ppm
Notes: Performed by Joe and Sara
LI-7500A 0065 2011-09-27 Lab none Calibration Lab none Last calibration: 2011-05-24
AGC=65 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=99.28kPa, Tair=26.94C, Tdew=10.69C
zero air at 1000psi, co2 in air 405.85 at 1500 Tdewspan=13.4
CO2 zero 0.8748 -> 0.8741 Offset: -2.5ppm
CO2 span 0.9939 -> 0.9936 Offset: 0.05ppm
H2O zero 0.6408 -> 0.6341 Offset: -44.6ppm
H2O span 1.014 -> 0.9914 Offset: 0.55ppm
Notes:
LI-7500A 0065 2011-05-24 Lab none Calibration Lab none Last calibration: 2011-04-21
AGC=62 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=99.67kPa, Tair=23.61C, Tdew=9.06C
zero air at 1450psi, CO2 in air 597.4 at 0 Tdewspan=14.2
CO2 zero 0.8741 -> 0.8748 Offset: 2.56ppm
CO2 span 1.0093 -> 0.9939 Offset: 13.41ppm
H2O zero 0.7366 -> 0.6408 Offset: -7.5ppm
H2O span 0.9749 -> 1.014 Offset: -0.58ppm
Notes:
LI-7500A 0065 2011-01-18 Lab none Calibration Lab none Last calibration: 0000-00-00
AGC=66 SDM=0 DAC1= DAC2=
Ambient P=99.48kPa, Tair=28.8C, Tdew=0C
zero air at 0psi, CO2 597.4 at 0 Tdewspan=15.9
CO2 zero 0.6397 -> 0.6399 Offset: 0ppm
CO2 span 0.8741 -> 0.8744 Offset: 0ppm
H2O zero 0.9917 -> 0.9919 Offset: 0ppm
H2O span 1 -> 1.0049 Offset: 0ppm
Notes: performed by Siyan
LI-7500A 75H-2150 2012-05-07 Lab none Installed Twitchell Rice Gas Analyzer CO2/H2O Installed with AIU-0614 swapping out old LI7500 system.
LI-7500A 0065 2012-05-21 Lab none Installed DWR Corn Installed on the DWR Corn tower.
GMB220 GMT-H1410159 2012-07-26 Lab none Installed Mayberry Installed in the data logger box on the Tule Tower.
GMB220 GMT-H1410158 2012-07-26 Lab none Installed Mayberry Installed in the data logger box on the Tule Tower.
GMP221 H0960006 2012-07-26 Lab none Installed Mayberry CO2 Probe B Installed on the Tule Tower to measure water CO2 concentration.
GMP221 H1310020 2012-07-26 Lab none Installed Mayberry CO2 Probe A Installed on the Tule Tower to measure water CO2 concentration.
CMP 11 996980 2012-07-10 Vaira Removed Lab none Removed for the Vaira tower due to condensation and water inside the domes. The cable is also cracked and brittle from sun exposure.
CR23X 2071 2012-06-20 Borrowed Borrowed Lab none Borrowed from the Goldstein lab for use with the soil diffusivity experiment in the lab.
NR01 1454 2012-06-21 Lab none Installed DWR Corn 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.
NR01 1570 2012-06-21 DWR Corn Removed Lab none Removed from the Corn Tower to be replaced with sn 1454 that had a longer cable spliced on it.
PQS 1 110340 2012-06-21 Lab none Installed DWR Corn 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.
PQS 1 110337 2012-06-21 Lab none Installed DWR Corn 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.
PQS 1 110338 2012-06-21 DWR Corn Removed Lab none 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.
PQS 1 110339 2012-06-21 DWR Corn Removed Lab none Removed from downward facing position on the Corn tower. Swapped with sn 110337 that had a longer cable spliced on it.
LI-7500A 0065 2012-01-25 Lab none Installed Twitchell Rice Gas Analyzer CO2/H2O Installed on the Twitchell tower to replace sn 0041 for calibration.
LI-7500A 0418 2012-06-07 Lab none Installed Sherman Island Gas Analyzer CO2/H2O Installed on the Sherman tower to replace sn 0041 for calibration.
CFM100 4994 2012-02-15 Sherman Island Removed Lab none Removed from the Sherman CR1000 to be replaced by NL115 sn 6761 to allow ethernet connection of LI7700.
NL115 6761 2012-02-15 Lab none Installed Sherman Island Installed on the CR1000 at Sherman to connect the LI7700. This replaced CFM100 sn 4994.
LI-7700 TG1-0223 2012-02-15 Lab none Installed Sherman Island Installed on the Sherman tower and connected directly to the CR1000 by ethernet. Auto washer also installed.
LI-7500A 0041 2012-03-06 Lab none Installed Sherman Island Gas Analyzer CO2/H2O Installed to replace the malfunctioning LI-7500 removed last week.
LI-7500A 0041 2012-01-25 Twitchell Rice Gas Analyzer CO2/H2O Removed Lab none Swapped off of the Twitchell Tower for calibration. Replaced by cn 0065.
LI-7500A 0041 2012-06-07 Sherman Island Gas Analyzer CO2/H2O Removed Lab none Swapped off the Sherman tower for calibration. Replaced by sn 0418.
LI-7500A 0418 2012-06-06 Lab none Calibration Lab none Last calibration: 2011-12-15
AGC=51 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100kPa, Tair=24-57C, Tdew=6.06C
zero air at 2000psi, 436.53 at 1600 Tdewspan=
CO2 zero 0.9017 -> 0.9011 Offset: -2.40ppm
CO2 span 1.0066 -> 1.0032 Offset: 1.89ppm
H2O zero 0.8493 -> 0.8456 Offset: -20.4ppm
H2O span 0.9719 -> 0.9835 Offset: -0.26ppm
Notes:
HFP01SC 00244 2012-05-17 Twitchell Rice Heat Flux Plate A Removed Lab none I found this heat flux plate in the field. It had not been removed with the other ground sensors and got cut off by the tractor.
LI-7500A 0035 2012-06-04 Lab none Calibration Lab none Last calibration: 2012-05-17
AGC=50 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.44kPa, Tair=21.9C, Tdew=11.6C
dry air at 1900psi, CO2 436.53 at 1500 Tdewspan=14.48
CO2 zero 0.9387 -> 0.9389 Offset: 1.21ppm
CO2 span 0.901 -> 1.0191 Offset: 63ppm
H2O zero 1.0064 -> 0.8992 Offset: 2.58ppm
H2O span 0.9558 -> 1.0371 Offset: 0.7ppm
Notes:
LI-7500A 0065 2011-03-30 Vaira Gas Analyzer CO2/H2O Removed Lab none Swapped off the Vaira tower for calibration. Replaced by sn 0418.
LI-7500A 0418 2011-03-30 Lab none Installed Vaira Gas Analyzer CO2/H2O Swapped on to the Vaira tower to replace sn 0065 for calibration.
LI-7500A 1594 2012-01-17 Lab none Installed Mayberry Gas Analyzer CO2/H2O Swapped on to the Mayberry tower. sn 0035 removed for calibration.
LI-7500A 1594 2012-01-04 Vaira Gas Analyzer CO2/H2O Removed Lab none Swapped off of Vaira tower for calibration. Replaced with serial number ??.
LI-7500 0976 2011-03-30 Tonzi-Tower Removed Lab none Swapped off on the Tonzi Tower for calibration. Replaced by sn 0041.
LI-7500A 0035 2012-01-17 Mayberry Gas Analyzer CO2/H2O Removed Lab none Swapped off the Mayberry tower for calibration. Replaced by sn 1594.
LI-7700 TG1-0155 2012-05-29 Lab none Shipped Factory Sent to Licor for repair on RMA 169766 - probably loose spars maybe covered by recall.
LI-7700 TG1-0155 2012-05-25 Mayberry-Portable Removed Lab none Removed from portable tower at Mayberry. RSSI is about zero probably because loose spars allowed it to get misaligned.
CS450 20010770 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
ML2x 377/009 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
ML2x 377/010 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
ML2x 377/008 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
TR-525M 50229-112 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
PQS 1 110339 2012-05-21 Lab none Installed DWR Corn 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
PQS 1 110338 2012-05-21 Lab none Installed DWR Corn 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.
NR01 1570 2012-05-21 Lab none Installed DWR Corn Installed on boom at the top northwest corner of the scaffolding at the DWR Corn site
PTB110 H0160069 2012-05-21 Lab none Installed DWR Corn Installed in data logger box on northwest corner of the scaffolding at the DWR Corn site
HMP60 G4540023 2012-05-21 Lab none Installed DWR Corn Installed on the top southwest corner of the scaffolding at the DWR Corn site
HFP01 6343 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
HFP01 6491 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
HFP01 6492 2012-05-21 Lab none Installed DWR Corn Installed at the edge of the field at the DWR Corn site
LI-7500A 1594 2012-05-18 Lab none Installed Tonzi-Tower Swapped onto the to tower to replace sn 1594 for calibration
LI-7500A 0418 2012-05-18 Tonzi-Tower Removed Lab none Swapped off of the Tonzi tower for calibration, replaced by sn 1594
LI-7500A 0073 2012-05-18 Vaira Gas Analyzer CO2/H2O Removed Lab none Swapped off the tower for calibration, replaced by sn 0042
LI-7500A 0042 2012-05-18 Lab none Installed Vaira Gas Analyzer CO2/H2O Swapped onto the to tower to replace sn 0073 for calibration
PS-30M 11400072 2012-05-10 Lab none Installed Mayberry-Portable Installedin a box in the truck bed to power the portable tower at Mayberry.
KD140SX-UFBS 11ZV0M0861 2012-05-10 Lab none Installed Mayberry-Portable Installed on the truck to power the portable tower at Mayberry.
CFM100 4993 2012-05-07 Twitchell Rice Removed Lab none Removed from the Twitchell tower. No longer needed - data being collected by Li7550 box
CR1000 23865 2012-05-07 Twitchell Rice Data Logger Eddy Removed Lab none Removed from the tower. No longer needed - data being collected by Li7550 box
LI-7500A 0065 2012-05-07 Twitchell Rice Gas Analyzer CO2/H2O Removed Lab none Removed from the tower.  Replaced by the new DWR Li7500A (sn 2150).
WMP 1352 000024 2012-05-07 Twitchell Rice Anemometer Removed Lab none Removed from the tower. Replaced by the new DWR WM (sn ) with analog outs.
HMP45AC U3030046 2012-05-02 Factory Repair Lab none The RH sensor and probe were replaced. A new handle was ordered. The unit was calibrated.
GMP222 X3830001 2012-05-02 Factory Disposed Disposed Filter was cracked, probe completely replace - new probe is serial number H0630070
GMP221 X1520002 2012-05-02 Factory Disposed Disposed Filter was cracked, probe completely replace - new probe is serial number H1310020
GMP221 Y4110008 2012-05-02 Factory Disposed Disposed Filter was cracked, probe completely replace - new probe is serial number H1310008
N940-5APE.W 03387648 2012-05-02 Lab none Installed Sherman Island Installed in the box at Sherman with the LGR sn 08-0114
FMA RMT-200 08-0114 2012-05-02 Lab none Installed Sherman Island Installed in the box at sherman to replace the LI7700. Running on the diaphragm pump.
LI-7500A 75H-2176 2012-05-02 Lab none Installed West Pond Gas Analyzer CO2/H2O Installed on folding boom at the top of the tower.
LI-7550 AIU-0650 2012-05-02 Lab none Installed West Pond Interface LI-7550 Installed on the West Pond tower at mid-level on the scaffolding.
WM 1590 120907 2012-05-02 Lab none Installed West Pond Anemometer Installed on folding boom at the top of the tower.
PS-30M 11400077 2012-05-02 Lab none Installed West Pond Solar Controller Installed to power the site at West Ponds. The charge controller is on a plastic box with three batteries on one level of scaffolding just inside the edge of the east pond.
KD140SX-UFBS 11ZV0M0855 2012-05-02 Lab none Installed West Pond Solar Panel C Installed to power the site at West Ponds. The solar panels are on top of one level of scaffolding just inside the edge of the east pond.
KD140SX-UFBS 11ZV0M0856 2012-05-02 Lab none Installed West Pond Solar Panel B Installed to power the site at West Ponds. The solar panels are on top of one level of scaffolding just inside the edge of the east pond.
KD140SX-UFBS 11ZV0M0835 2012-04-24 Lab none Installed Twitchell Rice Installed to power the site. The solar panels are on the the wooden base to the north of the box. Old panels are disconnected
KD140SX-UFBS 11ZV0M0829 2012-04-24 Lab none Installed Twitchell Rice Installed to power the site. The solar panels are on the the wooden base to the north of the box. Old panels are disconnected
KD140SX-UFBS 11ZV0M0828 2012-04-24 Lab none Installed Twitchell Rice Installed to power the site. The solar panels are on the the wooden base to the north of the box. Old panels are disconnected
HMP45AC U3030046 2012-03-28 Lab none Shipped Factory Sent to Vaisala for repair. Unreasonable analog readings, some corrosion on circuit board.
GMP222 X3830001 2012-03-28 Lab none Shipped Factory Sent to Vaisala for repair. Reporting errors 10, 11 and 12 readings unreasonable.
GMP221 X1520002 2012-03-28 Lab none Shipped Factory Sent to Vaisala for repair. Reporting errors 10, 11 and 12 readings unreasonable.
GMP221 Y4110008 2012-03-28 Lab none Shipped Factory Sent to Vaisala for repair. Reporting errors 10, 11 and 12 readings unreasonable.
LI-7500A 0073 2011-06-21 Sherman Island Gas Analyzer CO2/H2O Removed Lab none Swapped off of the tower for calibration, replaced by sn 1594
LI-7500A 0042 2011-06-21 Lab none Installed Sherman Island Gas Analyzer CO2/H2O Swapped onto the to tower to replace sn 0073 for calibration