Equipment and Calibration History

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View history entry 5775 for Licor LI-7500A sn: 0073

Date: 2022-04-08
From: Lab -
To: Lab -
Title: Calibration
Notes: Last calibration: 2022-03-30 AGC=98 SDM= DAC1= DAC2= Ambient P=100.8kPa, Tair=28.9C, Tdew=11.3C Zero Air at 775psi, AMP CA04119 524.77 at 1600 Tdewspan=20.00 CO2 zero 0.9164 -> .9163 Offset: -.24ppm CO2 span 1.0039 -> .9983 Offset: 4.11ppm H2O zero 0.827 -> .8246 Offset: -13.5ppm H2O span 1.0223 -> 1.0147 Offset: .17ppm Notes: During the H2O span, H2O value was trending downward after a while. I added more DI water to the reservoir, and the H2O value stabilized.
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