Equipment and Calibration History
Page: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 [37] 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65| Ser No. | Date | Loc From | Title | Loc To | Notes |
|---|---|---|---|---|---|
| GP-001 GP20150104 | 2017-09-08 | Lab none | Replaced | Disposed | This sensor was given to Jennifer Soong in Margaret Torn's lab with five others in exchange six new ones at a later date. Their new sensors would not arrive in time for deployment. |
| GP-001 GP20150105 | 2017-09-08 | Lab none | Replaced | Disposed | This sensor was given to Jennifer Soong in Margaret Torn's lab with five others in exchange six new ones at a later date. Their new sensors would not arrive in time for deployment. |
| GP-001 GP20150103 | 2017-09-08 | Lab none | Replaced | Disposed | This sensor was given to Jennifer Soong in Margaret Torn's lab with five others in exchange six new ones at a later date. Their new sensors would not arrive in time for deployment. |
| GP-001 GP20150102 | 2017-09-08 | Lab none | Replaced | Disposed | This sensor was given to Jennifer Soong in Margaret Torn's lab with five others in exchange six new ones at a later date. Their new sensors would not arrive in time for deployment. |
| eosFD FD20160001 | 2017-09-06 | Lab none | Installed | Twitchell Alfalfa Forced Diffusion | Reinstalled with new 90 degree cable after factory refurb. |
| LI-7500A 0035 | 2017-09-06 | Lab none | Installed | Twitchell Alfalfa Gas Analyzer CO2/H2O | Installed on Twitchell Alfalfa to replace sn 1594 for calibration. |
| LI-7500A 1594 | 2017-09-06 | Twitchell Alfalfa Gas Analyzer CO2/H2O | Removed | Lab none | Removed from Twitchell Alfalfa for calibration. Replaced by sn 0035. |
| LI-7500A 0035 | 2017-09-05 | Lab none | Calibration | Lab none | Last calibration: 2017-05-08 AGC=99.8 SDM=0 DAC1=0 DAC2=0 Ambient P=100.4kPa, Tair=29.1C, Tdew=18.4C Zero Air at 1000psi, AMP Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9381 -> .9373 Offset: -3.34ppm CO2 span 1.023 -> 1.0084 Offset: 7.67ppm H2O zero 0.8974 -> .8976 Offset: .8ppm H2O span 1.0261 -> 1.0141 Offset: .25ppm Notes: |
| GP-001 GP20140016 | 2017-08-16 | Lab none | Installed | Sherman Wetland CO2 Probe | Installed at SW. I waterproofed the cable-sensor connection with multiple layers of liquid electrical tape and silicone caulk. |
| GP-001 GP20150101 | 2017-08-16 | Sherman Wetland CO2 Probe | Removed | Lab none | Removed from SW because it did not have a waterproof sensor-cable connection. |
| LI-7500A 75H-2667 | 2017-08-16 | Lab none | Installed | Sherman Wetland Gas Analyzer CO2/H2O | Installed at SW to replace sn 75H-2182. |
| LI-7500A 75H-2182 | 2017-08-16 | Lab none | Calibration | Lab none | Last calibration: 2017-04-20 AGC=87.5 SDM=0 DAC1=0 DAC2=0 Ambient P=100.4kPa, Tair=23.9C, Tdew=12.7C Zero Air at 1075psi, AMP Air 408.97 at 2000 Tdewspan=16.00 CO2 zero 0.8838 -> .8832 Offset: -2.73ppm CO2 span 1.0164 -> 1.0123 Offset: 2.13ppm H2O zero 0.8454 -> .8436 Offset: -11.4ppm H2O span 1.0139 -> 1.0038 Offset: .2ppm Notes: |
| LI-7500A 75H-2180 | 2017-08-16 | Lab none | Calibration | Lab none | Last calibration: 2017-04-20
AGC=100.3 SDM= DAC1= DAC2= Ambient P=100.4kPa, Tair=23.1C, Tdew=13.9C Zero Air at 1075psi, AMP Air 408.97 at 2000 Tdewspan=16.00 CO2 zero 0.9144 -> .9129 Offset: -6.82ppm CO2 span 1.026 -> 1.0145 Offset: 5.95ppm H2O zero 0.8861 -> .8871 Offset: 6.2ppm H2O span 1.023 -> 1.0164 Offset: .14ppm Notes: |
| LI-7500A 75H-2669 | 2017-08-16 | Lab none | Installed | Mayberry Gas Analyzer CO2/H2O | Installed at MB to replace sn 75H-2180. |
| LI-7500A 75H-2180 | 2017-08-16 | Mayberry Gas Analyzer CO2/H2O | Removed | Lab none | Removed from MB for calibration and replaced with sn 75H-2669 |
| LI-7550 AIU-1285 | 2017-08-16 | Mayberry Interface LI-7550 | Upgrade | Mayberry Interface LI-7550 | The firmware was upgraded from v8.0.0 to v8.7.5 |
| HFP01 001604 | 2017-08-30 | East End-Temp1 Heat Flux Plate A | Removed | Lab none | Removed from Temporary Tower #1 Open Water. Its cable was chewed through. |
| GMM222 L2030064 | 2016-01-12 | Twitchell Alfalfa | Removed | Lab none | Removed from Twitchell Alfalfa with the FD chamber due to torn membranes. |
| GMM222 L2030063 | 2016-01-12 | Twitchell Alfalfa | Removed | Lab none | Removed from Twitchell Alfalfa with the FD chamber due to torn membranes. |
| eosFD FD20160001 | 2017-07-05 | Lab none | Shipped | Factory | Shipped to Eosense for replacement of failed pump. Eosense provided shipping on UPS. |
| GMP222 Y2030049 | 2017-08-25 | Vaira CO2 probe East Profile -0.08 | Removed | Lab none | Removed from Vaira from East profile -8 cm position for calibration |
| GMP222 K1310103 | 2017-08-25 | Vaira CO2 probe East Profile -0.04 | Removed | Lab none | Removed from Vaira from East profile -4 cm position for calibration |
| GMP222 Y2009109 | 2017-08-25 | Vaira CO2 probe East Profile -0.02 | Removed | Lab none | Removed from Vaira from East profile -2 cm position for calibration. Probe labeled 4. |
| GMM222 L2010068 | 2017-08-25 | Vaira CO2 probe North Profile -0.04 | Removed | Lab none | Removed from Vaira from North profile -4 cm position for calibration |
| GMT222 G0230062 | 2017-08-25 | Vaira CO2 probe North Profile -0.02 | Removed | Lab none | Removed from Vaira from North profile -2 cm position for calibration |
| GMP222 K1350101 | 2017-08-25 | Vaira CO2 probe West Profile -0.08 | Removed | Lab none | Removed from Vaira from West profile -8 cm position for calibration |
| GMP222 K1350102 | 2017-08-25 | Vaira CO2 probe West Profile -0.04 | Removed | Lab none | Removed from Vaira from West profile -4 cm position for calibration |
| GMP222 K1350103 | 2017-08-25 | Vaira CO2 probe West Profile -0.02 | Removed | Lab none | Removed from Vaira from West profile -2 cm position for calibration |
| GMP222 Z2720012 | 2017-08-25 | Tonzi | Notes | Lab none | Removed CO2 probe from Tonzi Tree2 profile at -2 cm. It was sn Z2720014, not sn Z2720012. Not sure where sn Z2720012 is. |
| GMP222 X4840007 | 2017-08-25 | Tonzi | Notes | Lab none | We removed the CO2 probe at the Tree 2 profile at -2 cm position. The probe was sn Z2720014. Not sure where sn X4840007 is. |
| GMP222 Z2720014 | 2017-08-25 | Tonzi CO2 Probe Tree2 Profile -0.02 | Removed | Lab none | Removed from Tonzi Tree 2 profile at -2 cm position for calibration |
| GMT221 F4960020 | 2017-08-25 | Tonzi CO2 Probe Tree2 Profile -0.08 | Removed | Lab none | Removed from Tonzi Tree 2 profile at -8 cm position for calibration |
| GMP222 K1310104 | 2017-08-25 | Tonzi CO2 Probe Tree2 Profile -0.04 | Removed | Lab none | Removed from Tonzi Tree 2 profile at -4 cm position for calibration |
| GMT221 G0150036 | 2017-08-25 | Tonzi CO2 Probe Tree1 Profile -0.08 | Removed | Lab none | Removed from Tonzi Tree 1 profile at -4 or -8 cm position for calibration. Probe labeled 8. |
| GMT221 G0150035 | 2017-08-25 | Tonzi CO2 Probe Tree1 Profile -0.04 | Removed | Lab none | Removed from Tonzi Tree 1 profile at -4 or -8 cm position for calibration. Probe labeled 16. |
| GMM222 L2010069 | 2017-08-25 | Tonzi CO2 Probe Tree1 Profile -0.02 | Removed | Lab none | Removed from Tonzi Tree 1 profile at -2 cm position for calibration |
| GMP221 K1340006 | 2017-08-25 | Tonzi CO2 Probe Open Profile -0.08 | Removed | Lab none | Removed from Tonzi Open profile at -8 cm position for calibration |
| GMP222 Z2720015 | 2017-08-25 | Tonzi CO2 Probe Open Profile -0.04 | Removed | Lab none | Removed from Tonzi Open profile at -4 cm position for calibration |
| GMP222 K1310102 | 2017-08-25 | Tonzi CO2 Probe Open Profile -0.02 | Removed | Lab none | Removed from Tonzi Open profile at -2 cm position for calibration |
| SRS-Nr NDVI 943103015 | 2017-08-25 | Lab none | Installed | Tonzi-Tower | Installed at Tonzi tower in the outgoing (down) position, pointing toward the grass by the tower. |
| SRS-Ni NDVI 1066703767 | 2017-08-25 | Lab none | Installed | Tonzi-Tower | Installed at Tonzi tower in the outgoing (down) position. |
| SRS-Ni NDVI 2046503398 | 2017-08-25 | Lab none | Installed | Tonzi-Tower | Installed at Tonzi tower in the incoming (up) position. |
| PAR-LITE 010164 | 2017-08-25 | Lab none | Installed | Tonzi-Tower | Installed at Tonzi tower to replace an old PAR sensor sn 010159 that was reading high. It was installed in the incoming (up) position. |
| PAR-LITE 010159 | 2017-08-25 | Tonzi-Tower | Removed | Lab none | Removed from Tonzi Tower. This sensor has been reading high for a long time. The cable is decayed and the sensor needs to be re-calibrated. This sensor was entered into the database. |
| PAR-LITE 990017 | 2017-08-25 | none | Notes | none | Removed incoming PAR-Lite from Tonzi tower. It was sn 010159. Not sure where PAR-Lite sn 990017. |
| CR23X 2300 | 2017-08-25 | Tonzi-Tower | Removed | Lab none | Removed from Tonzi tower met as part of an upgrade to move met sensors from the CR23X to a CR1000. |
| CMP 11 996981 | 2017-08-25 | Tonzi-Tower | Removed | Lab none | Removed from Tonzi Tower and brought back to the lab. It is a redundant measurement with the 4-way radiometer. Cables are decayed and need to be replaced. |
| PAR-LITE 060868 | 2017-08-25 | Tonzi-Tower | Removed | Lab none | Removed this sensor as part of a rotating shadow band ensemble from Tonzi Tower because it is a redundant measurement with the BF5. |
| NR-LITE 990351 | 2017-08-25 | Tonzi-Tower | Removed | Lab none | Removed from Tonzi Tower and brought back to the lab. It is a redundant measurement with the 4-way radiometer. Cables are decayed and need to be replaced. |
| CR23X 2300 | 2009-02-02 | Lab none | Calibration | Lab none | Calibrated at CSI. Due Date 02 Feb 11. |
| HMP60 L2310711 | 2017-08-25 | Tonzi | Removed | Lab none | Removed from Tonzi and brought back to the lab. It was installed for a comparison with an HMP45. The sensor is ready to use. |
| GMM222 L2010070 | 2017-08-25 | Vaira CO2 probe North Profile -0.08 | Removed | Lab none | Removed from Vaira North profile, -8 position and brought back to the lab for calibration |
| eosFD FD20160001 | 2017-08-28 | Factory | Received | Lab none | Received FD chamber back in the lab. No documentation about what they inspected/fixed. |
| eosFD FD20160001 | 2017-06-23 | Twitchell Alfalfa Forced Diffusion | Removed | Lab none | Removed from Twitchell Alfalfa and brought back to lab to send back to Eosense |
| CR1000 47108 | 2017-08-23 | Twitchell Alfalfa Data Logger Met | Upgrade | Twitchell Alfalfa Data Logger Met | The OS was upgraded from probably v24 to v31.08. OS v31.08 is FAT32 and reset the CR1000 to factory settings. |
| LI-7550 AIU-1557 | 2017-08-23 | Twitchell Alfalfa Interface LI-7550 | Upgrade | Twitchell Alfalfa Interface LI-7550 | The firmware was upgraded from v8.0.0 to v8.7.5 |
| CR23X 2299 | 2017-08-17 | Vaira Data Logger Met | Removed | Lab none | Removed from Vaira where it was collecting met data. It was replaced by a CR1000. |
| NR-LITE 990353 | 1999-07-29 | Factory | Calibration | Factory | Initial factory calibration: 12.3 uV/W/m2. Recommend recal every two years. |
| SRS-Ni NDVI 2046503344 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to E indicating a hemispherical incoming orientation and the head was labeled with sn, address, and 'out'. |
| SRS-Ni NDVI 2046503376 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to E indicating a hemispherical outgoing orientation and the head was labeled with sn, address, and 'out'. |
| SRS-Ni NDVI 2046503354 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to E indicating a hemispherical incoming orientation and the head was labeled with sn, address, and 'out'. |
| SRS-Ni NDVI 2046503357 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to E indicating a hemispherical outgoing orientation and the head was labeled with sn, address, and 'out'. |
| SRS-Ni NDVI 2046503404 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to E indicating a hemispherical outgoing orientation and the head was labeled with sn, address, and 'out'. |
| SRS-Ni NDVI 1066703780 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to C indicating a hemispherical incoming orientation and the head was labeled with sn, address, and 'in'. |
| SRS-Ni NDVI 2046503390 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to C indicating a hemispherical incoming orientation and the head was labeled with sn, address, and 'in'. |
| SRS-Ni NDVI 1066703767 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to E indicating a hemispherical incoming orientation and the head was labeled with sn, address, and 'out'. |
| SRS-Ni NDVI 2046503398 | 2017-06-04 | Lab none | Maintenance | Lab none | The SDI-12 address was set to C indicating a hemispherical incoming orientation and the head was labeled with sn, address, and 'in'. |
| SRS-Ni NDVI 2046503402 | 2017-08-17 | Lab none | Installed | Vaira Narrow Band Reflected | Installed on the Vaira Tower in the outgoing position |
| SRS-Ni NDVI 2046503368 | 2017-08-17 | Lab none | Installed | Vaira Narrow Band Incoming | Installed on the Vaira Tower in the incoming position. |
| NR-LITE 990353 | 2017-08-17 | Vaira Net Radiometer | Removed | Lab none | Removed from the Vaira tower with the upgrade on the data logger. This sensor is redundant with the 4-way CNR1 and is very old. |
| LI-7500A 75H-2514 | 2017-08-17 | Lab none | Installed | Vaira Gas Analyzer CO2/H2O | Installed on the Vaira Tower to replace sn 0035 for calibration |
| LI-7500A 0035 | 2017-08-17 | Vaira Gas Analyzer CO2/H2O | Removed | Lab none | Removed from the Vaira Tower for calibration. Replaced by sn 75H-2514. |
| LI-7550 AIU-1870 | 2017-08-17 | Vaira Interface LI-7550 | Upgrade | Vaira Interface LI-7550 | We upgrade the firmware from v8.5.0 to v8.75 |
| LI-7550 AIU-1866 | 2017-08-17 | Tonzi-Tower | Upgrade | Tonzi-Tower | The firmware was upgraded from v8.5.0 to v8.7.5 |
| LI-7500A 75H-2182 | 2017-08-17 | Lab none | Installed | Tonzi-Tower | Installed on the Tonzi Tower to replace sn 0041 for calibration |
| LI-7500A 0041 | 2017-08-17 | Tonzi-Tower | Removed | Lab none | Removed from the Tonzi Tower for calibration. Replaced by sn 75H-2182 |
| LI-7500A 75H-2180 | 2017-08-17 | Lab none | Installed | Tonzi-Floor | Installed on the Tonzi Floor to replace sn 0042 for calibration |
| LI-7500A 0042 | 2017-08-17 | Tonzi-Floor | Removed | Lab none | Removed from the Tonzi Floor for calibration. Replaced by sn 75H-2180 |
| LI-7550 AIU-1869 | 2017-08-17 | Tonzi-Floor | Upgrade | Tonzi-Floor | The firmware was upgraded from v8.5.0 to v8.7.5 |
| GP-001 GP20140017 | 2017-08-15 | Lab none | Tested | Lab none | Tested in the lab with a CR1000. Scan every second and record every minute. Temperature seems okay (~3000 mV) but CO2 stays high (~5000 mV). |
| GP-001 GP20150109 | 2017-08-15 | Lab none | Tested | Lab none | Tested in the lab with a CR1000. Scan every second and record every minute. Temperature seems okay (~3000 mV) but CO2 stays low (~25 mV). It responds a little bit when I blow into the sensor, but not much (from 25-100 mV, over a range of 0-5000 mV). |
| LI-7500A 75H-2669 | 2017-08-14 | Lab none | Calibration | Lab none | Last calibration: 2017-08-07
AGC=103.2 SDM=0 DAC1=0 DAC2=0 Ambient P=100.2kPa, Tair=21.9C, Tdew=12.8C Zero Air at 1100psi, AMP Air 408.97 at 2000 Tdewspan=16.00 CO2 zero 0.9189 -> .9187 Offset: -1.86ppm CO2 span 1.0159 -> 1.0144 Offset: -1.51ppm H2O zero 0.8971 -> .8988 Offset: 6.3ppm H2O span 1.0282 -> 1.0091 Offset: -0.08ppm Notes: Previous calibration did not have updated pressure coefficients from 7550 interface, so I re-did the calibration |
| LI-7500A 75H-2667 | 2017-08-14 | Lab none | Calibration | Lab none | Last calibration: 2017-08-07 AGC=105.8 SDM=0 DAC1=0 DAC2=0 Ambient P=100.2kPa, Tair=21.7C, Tdew=12.8C Zero Air at 1100psi, AMP Air 408.97 at 2000 Tdewspan=16.00 CO2 zero 0.9419 -> 0.9418 Offset: -0.45ppm CO2 span 1.0187 -> 1.0162 Offset: 1.31ppm H2O zero 0.8382 -> 0.8392 Offset: 5.9ppm H2O span 1.0141 -> 1.0214 Offset: -0.15ppm Notes: Previous calibration on 2017-08-07 did not use updated pressure coefficients from 7550 interface, so I redid the calibration. |
| LI-7500A 75H-2514 | 2017-08-14 | Lab none | Calibration | Lab none | Last calibration: 2017-08-03 AGC=102.4 SDM=0 DAC1=0 DAC2=0 Ambient P=100.22kPa, Tair=19.9C, Tdew=13.3C Zero Air at 1100psi, AMP Air 408.97 at 2000 Tdewspan=16.00 CO2 zero 0.9038 -> .9050 Offset: 4.58ppm CO2 span 1.018 -> 1.0107 Offset: 3.72ppm H2O zero 0.8384 -> .8378 Offset: -4.7ppm H2O span 1.0081 -> 1.0094 Offset: 0.11ppm Notes: |
| LI-7500A 75H-2669 | 2017-08-07 | Lab none | Calibration | Lab none | Last calibration: 2017-08-01 AGC=103.5 SDM= DAC1= DAC2= Ambient P=100.5kPa, Tair=22.9C, Tdew=12.9C Zero Air at 1150psi, AMP Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9199 -> .9189 Offset: -.7ppm CO2 span 0.9533 -> 1.0159 Offset: -2.44ppm H2O zero 0.9118 -> .8971 Offset: -4.7ppm H2O span 0.8978 -> 1.0282 Offset: -.32ppm Notes: Previous calibration did not have correct 5th-order-polynomials, which is why the offsets were huge. |
| LI-7500A 75H-2667 | 2017-08-07 | Lab none | Calibration | Lab none | Last calibration: 2017-08-01 AGC=105.4 SDM= DAC1= DAC2= Ambient P=100.4kPa, Tair=21.5C, Tdew=13.7C Zero Air at 1150psi, AMP Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9443 -> .9419 Offset: -1.41ppm CO2 span 0.9346 -> 1.0187 Offset: -2.3ppm H2O zero 0.8578 -> .8382 Offset: .9ppm H2O span 0.9724 -> 1.0141 Offset: 0.16ppm Notes: Previous calibration did not have correct 5th-order-polynomials, which is why the offsets were huge. |
| LI-7500A 75H-2514 | 2017-08-03 | Lab none | Calibration | Lab none | Last calibration: 2017-06-20 AGC=101.4 SDM= DAC1= DAC2= Ambient P=101.3kPa, Tair=24.9C, Tdew=14.3C Zero Air at 2100psi, AMP Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9041 -> .9038 Offset: -1.36ppm CO2 span 1.0115 -> 1.018 Offset: -3.31ppm H2O zero 0.8378 -> .8384 Offset: 4.7ppm H2O span 1.0019 -> 1.0081 Offset: -.34ppm Notes: |
| PS-30M 22678-0999 | 2014-09-10 | Twitchell Rice | Removed | Lab none | Removed from Twitchell Rice. This is the old looking controller and has been slow to start charging batteries. Replace with a new charge controller. |
| PS-30M 22678-0999 | 2017-08-07 | Lab none | Disposed | Disposed | I decided it time to dispose on this controller. I put it in the dead electronics box. |
| PS-30M 22678-0999 | 2017-06-14 | Lab none | Installed | East End-Temp2 Solar Controller | Installed at the Temporary Tower 2 Closed Canopy location. |
| PS-30M 22678-0999 | 2017-08-04 | East End-Temp2 Solar Controller | Removed | Lab none | Removed from the East End Temporary Tower 2 Closed Canopy location. The Solar input terminals looked fried and it was no longer providing power to the tower. |
| GP-001 GP20140017 | 2017-08-02 | West Pond CO2 Probe B | Removed | Lab none | Removed from West Pond due to railed high CO2 readings and no change when removed from the water. Temperature looked okay |
| LI-7500A 75H-2514 | 2017-08-02 | Sherman Wetland Gas Analyzer CO2/H2O | Removed | Lab none | Removed for calibration and replaced by 75H-2182 |
| LI-7500A 75H-2182 | 2017-08-02 | Lab none | Installed | Sherman Wetland Gas Analyzer CO2/H2O | Replaced 75H-2514 at Sherman Wetland. |
| LI-7500A 75H-2669 | 2017-08-01 | Lab none | Calibration | Lab none | Last calibration: 2017-03-21 AGC=100.1 SDM= DAC1= DAC2= Ambient P=100.2kPa, Tair=24.0C, Tdew=15.8C Zero Air at 1200psi, LBL Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9191 -> .9199 Offset: 3.65ppm CO2 span 1.0115 -> .9533 Offset: 33.15ppm H2O zero 0.8978 -> .9118 Offset: 78.4ppm H2O span 1.0138 -> .8978 Offset: 2.66ppm Notes: Manually entered in existing coefficients before the calibration because did not have existing config file (usual laptop was elsewhere). Maybe I had entered the coefficients incorrectly in the database? |
| LI-7500A 75H-2667 | 2017-08-01 | Lab none | Calibration | Lab none | Last calibration: 2017-03-21 AGC=100 SDM= DAC1= DAC2= Ambient P=100.1kPa, Tair=23.2C, Tdew=19.4C Zero Air at 1200psi, LBL Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9423 -> .9443 Offset: 8.88ppm CO2 span 1.0144 -> .9346 Offset: 59.3ppm H2O zero 0.838 -> .8578 Offset: 144.2ppm H2O span 1.0219 -> .9724 Offset: 1.09ppm Notes: Reset signal strength from 113 to 100. H2O at ambient was about 900 mmol/m3, which seems higher than usual. Manually entered in existing coefficients before the calibration because did not have existing config file (usual laptop was elsewhere). Maybe I had entered the coefficients incorrectly in the database? |
| CR10X 31308 | 2017-07-26 | Bouldin Corn Data Logger Diffuse PAR | Location | Bouldin Corn Data Logger Diffuse PAR | Check the serial number of the data logger at the site. |
| LI-7500A 75H-2668 | 2017-07-26 | Lab none | Installed | Bouldin Corn Gas Analyzer CO2/H2O | Replaced 75H-2182. |
| LI-7500A 75H-2182 | 2017-07-26 | Bouldin Corn Gas Analyzer CO2/H2O | Removed | Lab none | Brought down for calibration and replaced by 75H-2668. |
| GMT221 F4960018 | 2017-07-12 | Twitchell Alfalfa | Removed | Lab none | Removed from Twitchell Alfalfa because it was reading 0. It was in set A, 8 cm (the second depth). |