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Equipment and Calibration

View History

Equipment Entry

Instrument:Net Radiometer
Manufacture:Kipp & Zonen
Model No:NR-LITE
Serial No:990353
Tag No:NULL
Acquisition Date:0000-00-00
Project:NULL
Location on 2022-04-25:Bouldin Alfalfa-ADEX, NULL
Notes: Field calibration 12.6 uV/(W/m2) 2019-10-01

Documents

Calibration: cal_KippZonen_NRLite_sn990353_19990729.pdf
Report: Oxford Tract Radiometer Comparison - 06/2019 - 2019-06-18
Report: Oxford Tract Radiometer Comparison - 09/2018 - 2019-09-16

History

Rec No.DateLoc FromTitleLoc ToNotes
6077 2022-11-02 Bouldin Alfalfa-ADEX Net Radiometer Bouncer Removed Lab none Removed from top of the Bouncer tower at 3.34m alg at the end of the 2022 advection experiment at BA
5850 2022-04-25 Lab none Installed Bouldin Alfalfa-ADEX Net Radiometer Bouncer Installed on top of the Bouncer tower at 3.34m alg for the advection experiment at BA
4195 2019-10-01 Lab none Calibration Lab none New calibration factor of 12.6 uV/(W/m2).

Tested this sensor at Oxford Tract against AMP 4-band radiometer CNR4 sn 16084. See RT Report "Oxford Tract Radiometer Comparison - 09/2018" for details. https://nature.berkeley.edu/biometlab/bmetdata/rtreport.php?screen=view&id=27

I'm not sure why the calibration factor is 5% different from the previous calibration in the summer, and which is the "better" calibration to use. The summer had a wider range of Rnet values, but the sensors were more clean in the fall. I think the fall calibration is better.
4057 2019-06-18 Lab none Calibration Lab none New calibration factor of 12.0 uV/(W/m2).

Tested this sensor at Oxford Tract against AMP 4-band radiometer CNR4 sn 16084. See RT Report "Oxford Tract Radiometer Comparison - 06/2018" for details.
2977 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.
2345 2000-10-07 Lab none Installed Vaira Net Radiometer Installed with the initial set up of the Vaira site.
2989 1999-07-29 Factory Calibration Factory Initial factory calibration: 12.3 uV/W/m2. Recommend recal every two years.
 
 

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