Equipment and Calibration History

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View history entry 5474 for Licor LI-7500A sn: 0418

Date: 2021-09-29
From: Lab -
To: Lab -
Title: Calibration
Notes: Last calibration: 2021-09-21 AGC=100 SDM= DAC1= DAC2= Ambient P=100.5kPa, Tair=26.1C, Tdew=11.5C Zero Air at 1500psi, AMP CA04119 524.77 at 1700 Tdewspan=20.00 CO2 zero 0.8992 -> .8995 Offset: .96ppm CO2 span 0.9972 -> 1 Offset: -2.11ppm H2O zero 0.849 -> .849 Offset: .1ppm H2O span 0.9774 -> .9783 Offset: -.01ppm Notes: 2nd calibration since chemical swap. Not much change since the 1st calibration, which was the day after the chemical swap. CO2 span was the only one that changed significantly (although still a pretty small change).
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