Equipment and Calibration History

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Ser No.DateLoc FromTitleLoc ToNotes
LI-7500A 0042 2017-05-03 Lab none Upgrade Lab none Upgraded to 7500A with the 7500-600 LI-7500 Head Upgrade kit from Licor. I put in new bottom assembly and greased o-ring, screws and greased o-rings, and two chemical bottles. I also adjusted the potentiometer until the waveform displayed about 15,000 counts for the minimum and 55,000 counts for the maximum(Diagnostics icon > Waveform tab). After the upgrade, I attached this sensor to a LI-7550 Analyzer Interface Unit and manually input the CO2 coefficients (A, B, C, D, E, Z, XS) and H2O coefficients (A, B, C, ZX, S). I also updated the Signal Strength coefficients (B = 1.6, C = 3.2) and reset the signal strength (Calibration icon > Signal Strength tab > Reset Signal Strength).
LI-7500A 0041 2017-05-03 Lab none Upgrade Lab none Upgraded to 7500A with the 7500-600 LI-7500 Head Upgrade kit from Licor. I put in new bottom assembly and greased o-ring, screws and greased o-rings, and two chemical bottles. I also adjusted the potentiometer until the waveform displayed about 15,000 counts for the minimum and 55,000 counts for the maximum(Diagnostics icon > Waveform tab). After the upgrade, I attached this sensor to a LI-7550 Analyzer Interface Unit and manually input the CO2 coefficients (A, B, C, D, E, Z, XS) and H2O coefficients (A, B, C, ZX, S). I also updated the Signal Strength coefficients (B = 1.6, C = 3.2) and reset the signal strength (Calibration icon > Signal Strength tab > Reset Signal Strength).
LI-7500A 0035 2017-05-03 Lab none Upgrade Lab none Upgraded to 7500A with the 7500-600 LI-7500 Head Upgrade kit from Licor. I put in new bottom assembly and greased o-ring, screws and greased o-rings, and two chemical bottles. I also adjusted the potentiometer until the waveform displayed about 15,000 counts for the minimum and 55,000 counts for the maximum(Diagnostics icon > Waveform tab). After the upgrade, I attached this sensor to a LI-7550 Analyzer Interface Unit and manually input the CO2 coefficients (A, B, C, D, E, Z, XS) and H2O coefficients (A, B, C, ZX, S). I also updated the Signal Strength coefficients (B = 1.6, C = 3.2) and reset the signal strength (Calibration icon > Signal Strength tab > Reset Signal Strength).
WM 1590 170523 2017-05-02 Lab none Initial settings Lab none All Checksum fields report PASS. Anemometer Firmware Version: 2329-701

Config file below. If there are two entries in a field, the first entry is the old setting and the second entry is the new setting.

-------

THE FOLLOWING FIELDS HAVE CHANGED

Output Message Format : M2 Polar
Output Message Format : M1 UV(W)
Resolution settings : Normal resolution
Resolution settings : High resolution
Output rate : P1 1 Hz
Output rate : P8 20 Hz
SOS and Sonic Temperature display : Neither
SOS and Sonic Temperature display : SOS
Output Channel 1 : Polar angle (wrap mode = 360 degree wrap)
Output Channel 1 : U output (full range = 30m/s)
Output Channel 2 : Polar Magnitude (full range = 5m/s)
Output Channel 2 : V output (full range = 30m/s)
Output Channel 4 : Status (status mode = Good signal high, bad signal low)
Output Channel 4 : Speed of Sound

THE NEW CONFIGURATION IN FULL

==== DETAILS OF DETECTED ANEMOMETER ========================

Serial Number : W170523

---- SW VERSION --------------------------------------------
Anemometer Firmware Version: 2329-701

---- HW DETAILS OF ANEMOMETER ------------------------------
Detected Anemometer Class : WindMaster 20Mhz
Number of AXIS on this unit : 3
DAC resolution of attached unit : 14
Number of DAC channels : 4
Maximum sampling rate : (8) P8 20 Hz

---- USER CONFIGURATION OF ANEMOMETER ----------------------
Baud Rate : 19200
Output Message Format : M2 Polar
Output Message Format : M1 UV(W)
Output Message Velocity Units : m/s
Output Message Terminator :
Retries : ON
Instantaneous Sampling : OFF
Factory Calibration : ON
Physical Communications : Auto
Resolution settings : Normal resolution
Resolution settings : High resolution
Alignment settings : North to spar
Averaging settings : Averaging inactive
Output rate : P1 1 Hz
Output rate : P8 20 Hz
Polar angle minimum magnitude: 0.050 m/s
Power-On Message : Display Power On Message
ASCII Format : Comma Separated (CSV)
SOS and Sonic Temperature display : Neither
SOS and Sonic Temperature display : SOS
Analogue output mode : -5V to 5V
Unit Identifier : 'Q'
Output Channel 1 : Polar angle (wrap mode = 360 degree wrap)
Output Channel 1 : U output (full range = 30m/s)
Output Channel 2 : Polar Magnitude (full range = 5m/s)
Output Channel 2 : V output (full range = 30m/s)
Output Channel 3 : W output (full range = 5m/s)
Output Channel 4 : Status (status mode = Good signal high, bad signal low)
Output Channel 4 : Speed of Sound
Synchronised Polling : Off
WM 1590 170524 2017-05-02 Lab none Initial settings Lab none All Checksum fields report PASS. Anemometer Firmware Version: 2329-701

Config file below. If there are two entries in a field, the first entry is the old setting and the second entry is the new setting.

-------

THE FOLLOWING FIELDS HAVE CHANGED

Output Message Format : M2 Polar
Output Message Format : M1 UV(W)
Resolution settings : Normal resolution
Resolution settings : High resolution
Output rate : P1 1 Hz
Output rate : P8 20 Hz
SOS and Sonic Temperature display : Neither
SOS and Sonic Temperature display : SOS
Analogue output mode : 0v to 5V
Analogue output mode : -5V to 5V
Output Channel 1 : Polar angle (wrap mode = 360 degree wrap)
Output Channel 1 : U output (full range = 30m/s)
Output Channel 2 : Polar Magnitude (full range = 5m/s)
Output Channel 2 : V output (full range = 30m/s)
Output Channel 4 : Status (status mode = Good signal high, bad signal low)
Output Channel 4 : Speed of Sound

THE NEW CONFIGURATION IN FULL

==== DETAILS OF DETECTED ANEMOMETER ========================

Serial Number : W170524

---- SW VERSION --------------------------------------------
Anemometer Firmware Version: 2329-701

---- HW DETAILS OF ANEMOMETER ------------------------------
Detected Anemometer Class : WindMaster 20Mhz
Number of AXIS on this unit : 3
DAC resolution of attached unit : 14
Number of DAC channels : 4
Maximum sampling rate : (8) P8 20 Hz

---- USER CONFIGURATION OF ANEMOMETER ----------------------
Baud Rate : 19200
Output Message Format : M2 Polar
Output Message Format : M1 UV(W)
Output Message Velocity Units : m/s
Output Message Terminator :
Retries : ON
Instantaneous Sampling : OFF
Factory Calibration : ON
Physical Communications : Auto
Resolution settings : Normal resolution
Resolution settings : High resolution
Alignment settings : North to spar
Averaging settings : Averaging inactive
Output rate : P1 1 Hz
Output rate : P8 20 Hz
Polar angle minimum magnitude: 0.050 m/s
Power-On Message : Display Power On Message
ASCII Format : Comma Separated (CSV)
SOS and Sonic Temperature display : Neither
SOS and Sonic Temperature display : SOS
Analogue output mode : 0v to 5V
Analogue output mode : -5V to 5V
Unit Identifier : 'Q'
Output Channel 1 : Polar angle (wrap mode = 360 degree wrap)
Output Channel 1 : U output (full range = 30m/s)
Output Channel 2 : Polar Magnitude (full range = 5m/s)
Output Channel 2 : V output (full range = 30m/s)
Output Channel 3 : W output (full range = 5m/s)
Output Channel 4 : Status (status mode = Good signal high, bad signal low)
Output Channel 4 : Speed of Sound
Synchronised Polling : Off
WM 1590 170525 2017-05-02 Lab none Initial settings Lab none All Checksum fields report PASS. Anemometer Firmware Version: 2329-701

Config file below. If there are two entries in a field, the first entry is the old setting and the second entry is the new setting.

-------

THE FOLLOWING FIELDS HAVE CHANGED

Output Message Format : M2 Polar
Output Message Format : M1 UV(W)
Resolution settings : Normal resolution
Resolution settings : High resolution
Output rate : P1 1 Hz
Output rate : P8 20 Hz
SOS and Sonic Temperature display : Neither
SOS and Sonic Temperature display : SOS
Analogue output mode : -2.5V to +2.5V
Analogue output mode : -5V to 5V
Output Channel 1 : Polar angle (wrap mode = 360 degree wrap)
Output Channel 1 : U output (full range = 30m/s)
Output Channel 2 : Polar Magnitude (full range = 5m/s)
Output Channel 2 : V output (full range = 30m/s)
Output Channel 4 : Status (status mode = Good signal high, bad signal low)
Output Channel 4 : Speed of Sound

THE NEW CONFIGURATION IN FULL

==== DETAILS OF DETECTED ANEMOMETER ========================

Serial Number : W170525

---- SW VERSION --------------------------------------------
Anemometer Firmware Version: 2329-701

---- HW DETAILS OF ANEMOMETER ------------------------------
Detected Anemometer Class : WindMaster 20Mhz
Number of AXIS on this unit : 3
DAC resolution of attached unit : 14
Number of DAC channels : 4
Maximum sampling rate : (8) P8 20 Hz

---- USER CONFIGURATION OF ANEMOMETER ----------------------
Baud Rate : 19200
Output Message Format : M2 Polar
Output Message Format : M1 UV(W)
Output Message Velocity Units : m/s
Output Message Terminator :
Retries : ON
Instantaneous Sampling : OFF
Factory Calibration : ON
Physical Communications : Auto
Resolution settings : Normal resolution
Resolution settings : High resolution
Alignment settings : North to spar
Averaging settings : Averaging inactive
Output rate : P1 1 Hz
Output rate : P8 20 Hz
Polar angle minimum magnitude: 0.050 m/s
Power-On Message : Display Power On Message
ASCII Format : Comma Separated (CSV)
SOS and Sonic Temperature display : Neither
SOS and Sonic Temperature display : SOS
Analogue output mode : -2.5V to +2.5V
Analogue output mode : -5V to 5V
Unit Identifier : 'Q'
Output Channel 1 : Polar angle (wrap mode = 360 degree wrap)
Output Channel 1 : U output (full range = 30m/s)
Output Channel 2 : Polar Magnitude (full range = 5m/s)
Output Channel 2 : V output (full range = 30m/s)
Output Channel 3 : W output (full range = 5m/s)
Output Channel 4 : Status (status mode = Good signal high, bad signal low)
Output Channel 4 : Speed of Sound
Synchronised Polling : Off

LI-7500A 75H-2180 2017-04-27 Lab none Installed Mayberry Gas Analyzer CO2/H2O Installed on Mayberry to replace sn 1594 for calibration.
LI-7500A 1594 2017-04-27 Mayberry Gas Analyzer CO2/H2O Removed Lab none Removed from Mayberry for calibration. Replaced by sn 75H-2180.
AM25T 7908 2017-04-26 Lab none Installed Bouldin Corn Multiplexer Thermocouple Installed at the Bouldin Corn site with the initial set up of the tower.
SRS-Nr NDVI 943103015 2017-04-26 Lab none Installed Bouldin Corn Narrow Band NDVI Reflected Installed at the Bouldin Corn site with the initial set up of the tower.
SRS-Ni NDVI 882103020 2017-04-26 Lab none Installed Bouldin Corn Narrow Band NDVI Incoming Installed at the Bouldin Corn site with the initial set up of the tower.
SRS-Pi PRI 913003004 2017-04-26 Lab none Installed Bouldin Corn Narrow Band PRI Incoming Installed at the Bouldin Corn site with the initial set up of the tower.
CS655 17133 2017-04-26 Lab none Installed Bouldin Corn Soil Moisture Probe C Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
CS655 17128 2017-04-26 Lab none Installed Bouldin Corn Multiplexer Thermocouple Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
CS655 17129 2017-04-26 Lab none Installed Bouldin Corn Soil Moisture Probe A Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
ML3 M003370 2017-04-26 Lab none Installed Bouldin Corn Soil Moisture Probe Theta Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
TE525MM 65548-615 2017-04-26 Lab none Installed Bouldin Corn Precipitation Installed on the top southeast corner of the scaffolding at the Bouldin Corn site with the initial set up of the tower.
PTB110 L2340502 2017-04-26 Lab none Installed Bouldin Corn Barometer Installed at the Bouldin Corn site with the initial set up of the tower.
HMP60 L1740395 2017-04-26 Lab none Installed Bouldin Corn RH & Temp Installed on the 7500 post at the Bouldin Corn site with the initial set up of the tower.
HFP01 10861 2017-04-26 Lab none Installed Bouldin Corn Heat Flux Plate C Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
HFP01 11326 2017-04-26 Lab none Installed Bouldin Corn Heat Flux Plate A Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
HFP01 10867 2017-04-26 Lab none Installed Bouldin Corn Heat Flux Plate B Installed at the Bouldin Corn site with the initial set up of the tower. Temporarily at the south edge of the scaffolding until tractor work is finished.
PQS 1 140441 2017-04-26 Lab none Installed Bouldin Corn PAR Sensor Reflected Installed in the outgoing position at the Bouldin Corn site with the initial set up of the tower.
PQS 1 140453 2017-04-26 Lab none Installed Bouldin Corn PAR Sensor Incoming Installed in the incoming position at the Bouldin Corn site with the initial set up of the tower.
NR01 2420 2017-04-26 Lab none Installed Bouldin Corn Net Radiometer 4-way Installed at the Bouldin Corn site with the initial set up of the tower.
WM 1590 074417 2017-04-26 Lab none Installed Bouldin Corn Anemometer Installed at 5.2m agl at the Bouldin Corn site with the initial set up of the tower.
LI-7700 TG1-0421 2017-04-26 Lab none Installed Bouldin Corn Gas Analyzer CH4 Installed at 5.2m agl the Bouldin Corn site with the initial set up of the tower.
LI-7550 AIU-1570 2017-04-26 Lab none Installed Bouldin Corn Interface LI-7550 Installed at the Bouldin Corn site with the initial set up of the tower.
LI-7500A 75H-2182 2017-04-26 Lab none Installed Bouldin Corn Gas Analyzer CO2/H2O Installed at 5.2m agl at the Bouldin Corn site with the initial set up of the tower.
AM16/32B 21690 2017-04-26 Lab none Installed Bouldin Corn Multiplexer Met Installed at the Bouldin Corn site with the initial set up of the tower.
LI-7500A 75H-2182 2017-04-20 Lab none Calibration Lab none Last calibration: 2016-12-19
AGC=87.9 SDM= DAC1= DAC2=
Ambient P=101.1kPa, Tair=22.4C, Tdew=8.19C
Zero Air at 1600psi, NOAA CO2 513.22 at 350 Tdewspan=16.00
CO2 zero 0.8837 -> 0.8838 Offset: 0.12ppm
CO2 span 1.0207 -> 1.0164 Offset: -2.98ppm
H2O zero 0.8457 -> 0.8454 Offset: -1.9ppm
H2O span 1.0186 -> 1.0139 Offset: 0.1ppm
Notes:
LI-7500A 75H-2180 2017-04-20 Lab none Calibration Lab none Last calibration: 2016-12-23
AGC=100.5 SDM= DAC1= DAC2=
Ambient P=101.1kPa, Tair=23.6C, Tdew=7.63C
Zero Air at 1600psi, NOAA CO2 513.22 at 250 Tdewspan=16.00
CO2 zero 0.9145 -> 0.9144 Offset: -0.53ppm
CO2 span 1.0287 -> 1.026 Offset: 1.83ppm
H2O zero 0.8836 -> 0.8861 Offset: -1.4ppm
H2O span 1.0124 -> 1.023 Offset: 0.5ppm
Notes: I re-did the H2O zero because the first offset was large, so I wanted to double check. The first offset was 16.8 mmol/m3. The second offset was -1.4 mmol/m3, so I felt confident in the calibration.
CS451 70011236 2017-04-04 Twitchell Rice Water Level Removed Lab none Removed with Twitchell Rice tower decommissioning.
PTB110 H0160093 2017-04-04 Twitchell Rice Barometer Removed Lab none Removed with Twitchell Rice tower decommissioning.
NR-LITE 990352 2017-04-04 Twitchell Rice Net Radiometer Removed Lab none Removed with Twitchell Rice tower decommissioning.
CS511 DO-8 2017-04-04 Twitchell Rice DO Sensor Removed Lab none Removed with Twitchell Rice tower decommissioning.
PAR-LITE 050596 2017-04-04 Twitchell Rice PAR Sensor Reflected Removed Lab none Removed with Twitchell Rice tower decommissioning.
PAR-LITE 050597 2017-04-04 Twitchell Rice PAR Sensor Incoming Removed Lab none Removed with Twitchell Rice tower decommissioning.
SD130BN 0030F4D21491 2017-04-11 Factory Returned Lab none Returned from repair at Stardot. Factory said the reset button was jammed with bird guano.
SD130BN 0030F4D21491 2017-02-24 Lab none Shipped Factory Shipped to Stardot for repair on RMA #022317AAW with the help of Andrew Richardson. This unit got rained on when the enclosure was left open by some unknown force. It seems to power up but can not connect to it. Internally it looks okay.
LED-4chan RYU-01 2017-04-05 Tonzi-Tower Removed Lab none Removed from the Tonzi tower. This sensor has not been giving good readings for awhile. Replaced by one of our LED sensors.
LI-7500A 75H-2150 2017-04-10 Twitchell Rice Gas Analyzer CO2/H2O Installed Vaira Gas Analyzer CO2/H2O Added to the Vaira eddy tower for the Ameriflux inter-comparison and the transition to newer LI-7500A eddy systems.
LI-7550 AIU-0650 2017-04-10 Twitchell Rice Interface LI-7500 Installed Vaira Interface LI-7500 Added to the Vaira eddy tower for the Ameriflux inter-comparison and the transition to newer LI-7500A eddy systems.
WM 1590 153805 2017-04-10 Lab none Installed Vaira Added to the Vaira eddy tower for the Ameriflux inter-comparison and the transition to newer LI-7500A eddy systems.
LI-7500A 0073 2017-04-10 Lab none Installed Vaira Gas Analyzer CO2/H2O Installed on the Vaira tower to replace sn 0041 for calibration.
LI-7500A 0041 2017-04-10 Vaira Gas Analyzer CO2/H2O Removed Lab none Removed from Vaira for calibration. Replaced by sn 0073.
LI-7500 0976 2017-04-10 Lab none Installed Tonzi-Tower Installed on the Tonzi Tower to replace sn 0035 for calibration
LI-7500A 0035 2017-04-10 Tonzi-Tower Removed Lab none Removed from Tonzi Tower for calibration. Replaced by sn 0976
LI-7500 0976 2017-04-07 Lab none Calibration Lab none Last calibration: 2016-08-15
AGC=57 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=99.9kPa, Tair=21.3C, Tdew=12.16C
Zero Air at 1600psi, NOAA CO2 513.22 at 400 Tdewspan=16.01
CO2 zero 0.8594 -> 0.8594 Offset: -0.01ppm
CO2 span 1.0083 -> 1.0097 Offset: -1.12ppm
H2O zero 0.6317 -> 0.6348 Offset: 21.6ppm
H2O span 1.0114 -> 0.9689 Offset: 0.95ppm
Notes: Notes from last time said that the hood thermistor was not used and that there was a large change in H2O zero. I used hood thermistor this time and large offsets in H2O zero and span. Set span temperature to 15.94 in software for the spanned temperature to match the dewpoint generator at 16.01.
LI-7500A 0073 2017-04-07 Lab none Calibration Lab none Last calibration: 2017-01-18
AGC=59 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.1kPa, Tair=20.17C, Tdew=10.72C
Zero Air at 1600psi, NOAA CO2 513.22 at 350 Tdewspan=16.01
CO2 zero 0.9573 -> 0.9578 Offset: 0.06ppm
CO2 span 1.0037 -> 1.0036 Offset: 0.08ppm
H2O zero 0.7394 -> 0.7388 Offset: -3.0ppm
H2O span 1.0063 -> 1.0096 Offset: -0.07ppm
Notes: Had to set span temperature at 15.95 in software for the spanned temperature to reach 16.01, the temperature on the dew point generator
AM25T 2856 2017-04-04 Twitchell Rice Multiplexer Thermocouple Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
CR23X 2303 2017-04-04 Twitchell Rice Data Logger Met Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
HMP45AC U3030046 2017-04-04 Twitchell Rice RH & Temp Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
HFP01 6499 2017-04-04 Twitchell Rice Heat Flux Plate C Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
HFP01 10822 2017-04-04 Twitchell Rice Heat Flux Plate B Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
HFP01 10809 2017-04-04 Twitchell Rice Heat Flux Plate A Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
WM 1590 153805 2017-04-04 Twitchell Rice Anemometer Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
TE525MM 49187-109 2017-04-04 Twitchell Rice Precipitaion Removed Lab none Removed with the decommissioning of the Twitchell Rice site.
NOAA-CMDL CA04396 2017-04-01 Lab none Maintenance Lab none Hydrotested at Bay Cities Pyrotector in Emeryville. The cost was and we paid with credit card on pickup. Joe and I dropped the cylinder off during the week and Joe picked it up a few days later. Next test due in April 2022.
NOAA-CMDL CA04119 2017-04-01 Lab none Maintenance Lab none Hydrotested at Bay Cities Pyrotector in Emeryville. The cost was and we paid with credit card on pickup. Joe and I dropped the cylinder off during the week and Joe picked it up a few days later. Next test due in April 2022.
NOAA-CMDL CA03923 2017-04-01 Lab none Maintenance Lab none Hydrotested at Bay Cities Pyrotector in Emeryville. The cost was and we paid with credit card on pickup. Joe and I dropped the cylinder off during the week and Joe picked it up a few days later. Next test due in April 2022.
LI-7700 TG1-0421 2017-04-03 Lab none Calibration Lab none Calibration Location: Lab
Last calibration: 2016-08-11
RSSI=77.7%, Optical RH=4%
Ambient P=100.2kPa, Tair=26.7C
Zero Air at 1650psi, NOAA CH4 1.89919 at 1700
CH4 Zero Offset: 0.021ppm
CH4 Span Offset: -0.035ppm
Notes:
LI-7500A 75H-2180 2017-03-29 Sherman Wetland Gas Analyzer CO2/H2O Removed Lab none Removed from Sherman Wetland and brought back to the lab for calibration. It was replaced by sn 75H-2669.
LI-7500A 75H-2669 2017-03-29 Lab none Installed Sherman Wetland Gas Analyzer CO2/H2O Installed at Sherman Wetland to replace sn 75H-2180.
LI-7500A 75H-2667 2017-03-23 Lab none Installed Bouldin Alfalfa Gas Analyzer CO2/H2O Installed at Bouldin Alfalfa to replace sn 0065.
LI-7500A 0065 2017-03-23 Bouldin Alfalfa Gas Analyzer CO2/H2O Removed Lab none Removed from Bouldin Alfalfa and brought back to the lab for calibration. It was replaced by sn 75H-2667.
LI-7700 TG1-0424 2017-03-23 Lab none Installed Bouldin Alfalfa Gas Analyzer CH4 Installed at Bouldin Alfalfa to replace TG1-0421.
LI-7700 TG1-0421 2017-03-23 Bouldin Alfalfa Gas Analyzer CH4 Removed Lab none Removed from Bouldin Alfalfa and brought back to the lab for calibration. It was replaced by TG1-0424.
LI-7700 TG1-0224 2017-03-23 Lab none Installed Sherman Wetland Gas Analyzer CH4 Installed at Sherman Wetland to replace TG1-0423.
LI-7700 TG1-0423 2017-03-23 Sherman Wetland Gas Analyzer CH4 Removed Lab none Removed from Sherman Wetland and brought back to the lab for calibration. It was replaced by TG1-0224.
LI-7700 TG1-0155 2017-03-23 East End Gas Analyzer CH4 Calibration East End Gas Analyzer CH4 Calibration Location: East End
Last calibration: 2016-10-11
RSSI=90.5%, Optical RH=25%
Ambient P=102.2kPa, Tair=14.6C
Zero Air at 750psi, Ameriflux CH4 4.0304 at 850
CH4 Zero Offset: -0.008ppm
CH4 Span Offset: -0.0251ppm
Notes: Changed dessicant but did not flush out head with dry air.
LI-7700 TG1-0223 2017-03-23 West Pond Gas Analyzer CH4 Calibration West Pond Gas Analyzer CH4 Calibration Location: West Pond
Last calibration: 2016-10-11
RSSI=86.2%, Optical RH=16%
Ambient P=102.0kPa, Tair=17.6C
Zero Air at 750psi, Ameriflux CH4 4.0304 at 1100
CH4 Zero Offset: -0.041ppm
CH4 Span Offset: -0.0251ppm
Notes: Changed dessicant and optics RH = 27%. Flushed head with span gas and optics RH dropped to 16%.
LI-7700 TG1-0357 2017-03-23 Mayberry Gas Analyzer CH4 Calibration Mayberry Gas Analyzer CH4 Calibration Location: Mayberry
Last calibration: 2016-10-11
RSSI=77.3%, Optical RH=17%
Ambient P=102.1kPa, Tair=17.0C
Zero Air at 750psi, Ameriflux CH4 4.0304 at 600
CH4 Zero Offset: 0.032ppm
CH4 Span Offset: -0.0277ppm
Notes: Changed dessicant and flushed out head with dry air.
GP-001 GP20140010 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Failed after a total 364
days in use.
GP-001 GP20140022 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Bad readings after a total 322 days in use.
GP-001 GP20140021 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Bad readings after a total 276 days in use.
GP-001 GP20140009 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Bad readings after a total 433 days in use.
GP-001 GP20150100 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Failed after a total 433 days in use.
GP-001 GP20140025 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Failed after a total 586 days in use.
GP-001 GP20140024 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Failed after a total 586 days in use.
GP-001 GP20140023 2017-03-20 Lab none Shipped Factory Sent to Eosense for evaluation. Failed after a total 351 days in use.
LI-7700 TG1-0224 2017-03-22 Lab none Calibration Lab none Calibration Location: Lab
Last calibration: 2016-10-27
RSSI=67.3%, Optical RH=22%
Ambient P=100.9kPa, Tair=22.7C
Zero Air at 1700psi, NOAA CH4 1.89919 at 1750
CH4 Zero Offset: 0ppm
CH4 Span Offset: 0.001ppm
Notes: Changed dessicant
LI-7700 TG1-0424 2017-03-22 Lab none Calibration Lab none Calibration Location: Lab
Last calibration: 2015-07-23
RSSI=84.6%, Optical RH=26%
Ambient P=100.7kPa, Tair=23.2C
Zero Air at 1700psi, NOAA CH4 1.89919 at 1750
CH4 Zero Offset: 0.05ppm
CH4 Span Offset: -0.004ppm
Notes: Changed dessicant. Previous calibration was at Licor.
LI-7500A 75H-2669 2017-03-21 Lab none Calibration Lab none Last calibration: 2016-12-19
AGC=104.3 SDM= DAC1= DAC2=
Ambient P=99.8kPa, Tair=23.16C, Tdew=9.9C
Zero Air at 1700psi, God CO2 421.22 at 350 Tdewspan=16.00
CO2 zero 0.9184 -> 0.9191 Offset: 2.77ppm
CO2 span 1.0119 -> 1.0115 Offset: 0.10ppm
H2O zero 0.8989 -> 0.8978 Offset: -7.0ppm
H2O span 1.0109 -> 1.0138 Offset: -0.07ppm
Notes:
LI-7500A 75H-2667 2017-03-21 Lab none Calibration Lab none Last calibration: 2016-12-19
AGC=106.9 SDM= DAC1= DAC2=
Ambient P=99.8kPa, Tair=24.3C, Tdew=10.04C
Zero Air at 1700psi, God CO2 421.22 at 350 Tdewspan=16.00
CO2 zero 0.9421 -> 0.9423 Offset: 0.60ppm
CO2 span 1.0156 -> 1.0144 Offset: 0.43ppm
H2O zero 0.8378 -> 0.8380 Offset: 1.3ppm
H2O span 1.0214 -> 1.0219 Offset: -0.01ppm
Notes:
LI-7500A 75H-2150 2017-03-15 Lab none Installed Twitchell Rice Gas Analyzer CO2/H2O Installed at Twitchell Rice to replace sn 75H-2182.
LI-7500A 75H-2182 2017-03-15 Twitchell Rice Gas Analyzer CO2/H2O Removed Lab none Removed from Twitchell Rice and brought back to the lab for calibration. It was replaced by 75H-2150.
LI-7500A 75H-2514 2017-03-15 Lab none Installed East End Gas Analyzer CO2/H2O Installed at East End to replace 75H-2669.
LI-7500A 75H-2669 2017-03-15 East End Gas Analyzer CO2/H2O Removed Lab none Removed from East End and brought back to lab for calibration. It was replaced by sn 75H-2514.
LI-7500A 75H-2668 2017-03-15 Lab none Installed West Pond Gas Analyzer CO2/H2O Installed at West Pond to replace 75H-2667.
LI-7500A 75H-2667 2017-03-15 West Pond Gas Analyzer CO2/H2O Removed Lab none Removed from West Pond and returned to lab for calibration. It was replaced by 75H-2668.
LI-7500A 75H-2150 2017-03-14 Lab none Calibration Lab none Last calibration: 2016-09-12
AGC=98.7 SDM= DAC1= DAC2=
Ambient P=100.4kPa, Tair=27.5C, Tdew=10.12C
Zero Air at 1700psi, God CO2 421.22 at 400 Tdewspan=16.00
CO2 zero 0.9019 -> 0.9014 Offset: -2.03ppm
CO2 span 1.0084 -> 1.0000 Offset: 4.31ppm
H2O zero 0.8662 -> 0.8651 Offset: -6.8ppm
H2O span 1.0155 -> 1.0094 Offset: 0.13ppm
Notes:
LI-7500A 75H-2514 2017-03-14 Lab none Calibration Lab none Last calibration: 2017-01-03
AGC=88.6 SDM= DAC1= DAC2=
Ambient P=100.2kPa, Tair=28.4C, Tdew=5.92C
Zero Air at 1700psi, God CO2 421.22 at 400 Tdewspan=16.00
CO2 zero 0.9054 -> 0.9046 Offset: -2.87ppm
CO2 span 1.0135 -> 1.0139 Offset: 0.34ppm
H2O zero 0.8356 -> 0.8368 Offset: 9.3ppm
H2O span 1.0225 -> 1.0106 Offset: 0.25ppm
Notes:
LI-7500A 75H-2668 2017-03-14 Lab none Calibration Lab none Last calibration: 2017-01-30
AGC=99.6 SDM= DAC1= DAC2=
Ambient P=100.6kPa, Tair=28.2C, Tdew=12.8C
Zero Air at 1700psi, God Air 421.22 at 400 Tdewspan=16.00
CO2 zero 0.9392 -> 0.9392 Offset: 0.11ppm
CO2 span 1.012 -> 1.0131 Offset: 0.57ppm
H2O zero 0.9039 -> 0.9041 Offset: 1.0ppm
H2O span 1.0054 -> 1.0063 Offset: .01ppm
Notes: This sensor has been upgraded to firmware version 8.5.0. I connected it to Licor box sn AIU-0674 and used software version 8.5.0 to calibrate this sensor in order to calibrate the temperature coefficients (these coefficients are not calibrated in software version 8.0.0).
CR10X 48042 2017-03-13 Lab none Maintenance Lab none I could not connect to this data logger. The internal lithium battery was below 0.4V. I replaced the CR2430 battery and it connected just fine.
CR10X 35475 2017-03-13 Lab none Maintenance Lab none Tested in the lab for possible use at GT. I could not connect to this data logger. The internal lithium battery was below 0.4V. I replaced the CR2430 battery and it connected just fine. The clock was 2004. OS is version 19, it listed some errors. Did do anything else and didn't end up needing it.
CS547A 7157 2016-05-24 Lab none Installed Sherman Wetland Conductivity Sensor Installed at Sherman Wetland
LI-7500A 75H-2176 2017-03-08 Lab none Installed Twitchell Alfalfa Gas Analyzer CO2/H2O Installed on Twitchell Alfalfa to replace sn 75H-2514 for calibration
LI-7500A 75H-2514 2017-03-08 Twitchell Alfalfa Gas Analyzer CO2/H2O Removed Lab none Removed from Twitchell Alfalfa for calibration. Replaced by sn 75H-2176
LI-7500A 75H-2176 2017-03-07 Lab none Calibration Lab none Last calibration: 2016-10-25
AGC=91.5 SDM=-- DAC1=-- DAC2=--
Ambient P=101.1kPa, Tair=21.5C, Tdew=--C
Zero Air at 1700psi, God Air 421.22 at 375 Tdewspan=16.01
CO2 zero 0.8689 -> 0.8691 Offset: 0.83ppm
CO2 span 1.0176 -> 1.0195 Offset: -1.04ppm
H2O zero 0.8563 -> 0.8561 Offset: -0.7ppm
H2O span 1.0134 -> 1.0102 Offset: -0.04ppm
Notes: