Equipment and Calibration History

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View history entry 6135 for Licor LI-7500A sn: 0418

Date: 2022-12-19
From: Lab -
To: Lab -
Title: Calibration
Notes: Last calibration: 2022-09-12 AGC=97.6 SDM=0 DAC1=- DAC2=- Ambient P=101.4kPa, Tair=19.05C, Tdew=3.36C Zero Air at 1650psi, AMP CA04119 524.77 at 1300 Tdewspan=16.00 CO2 zero 0.9086 -> 0.9070 Offset: -6.3ppm CO2 span 1.005 -> 1.0059 Offset: -0.57ppm H2O zero 0.9317 -> 0.9330 Offset: 6.5ppm H2O span 1.0065 -> 1.0067 Offset: -0.01ppm Notes: We have been watching this one as its SS seemed to drift after overhaul at Licor in the spring. The zero offsets are a little high than is common but otherwise seems okay.
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