Equipment and Calibration History

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View history entry 3822 for Licor LI-7500A sn: 0042

Date: 2019-01-02
From: Lab - none
To: Lab - none
Title: Calibration
Notes: Last calibration: 2018-07-10 AGC=98.7 SDM=0 DAC1=0 DAC2=0 Ambient P=101.3kPa, Tair=19.2C, Tdew=.7C Zero Air at 1400psi, AMP Air 408.97 at 875 Tdewspan=16.00 CO2 zero 0.9485 -> .9489 Offset: 1.45ppm CO2 span 1.0039 -> 1.0187 Offset: -7.39ppm H2O zero 0.8406 -> .8434 Offset: 18.2ppm H2O span 1.0158 -> 1.0334 Offset: -.37ppm Notes: Dewpoint generator was set at 16.03C and I adjusted it to 16.00 before beginning calibration. H2O zero offset larger than I expected, but H2O span seems fine.
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