Equipment and Calibration History

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View history entry 3878 for Licor LI-7500A sn: 75H-2668

Date: 2019-02-11
From: Lab - none
To: Lab - none
Title: Calibration
Notes: Last calibration: 2018-10-08 AGC=99 SDM=0 DAC1=0 DAC2=0 Ambient P=101.1kPa, Tair=22.5C, Tdew=3.7C Zero Air at 1150psi, AMP Air 408.97 at 800 Tdewspan=16.00 CO2 zero 0.9394 -> .939 Offset: -1.51ppm CO2 span 1.0164 -> .018 Offset: -.81ppm H2O zero 0.9057 -> .9073 Offset: 8.8ppm H2O span 1.0157 -> 1.0117 Offset: 0.08ppm Notes: Dewpoint generator dewpoint kept falling b/c it was low on water. I added more DI water and it seemed fine.
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