Equipment and Calibration History

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View history entry 1652 for Licor LI-7500A sn: 75H-2514

Date: 2015-01-06
From: Lab - none
To: Lab - none
Title: Calibration
Notes: Last calibration: 2014-08-05 AGC=102.1 SDM=1 DAC1=- DAC2=- Ambient P=101.32kPa, Tair=21.41C, Tdew=6.57C Zero Air at 950psi, God CO2 421.22 at 1300 Tdewspan=15.95 CO2 zero 0.9049 -> 0.9059 Offset: 2.47ppm CO2 span 1.0031 -> 1.0120 Offset: -4.7ppm H2O zero 0.8326 -> 0.8361 Offset: 24.9ppm H2O span 1.0000 -> 1.0221 Offset: -0.46ppm Notes: Last calibration was in initial Factory cal. Slightly larger than usual offset might be the difference in calibration equipment.
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