Equipment and Calibration History

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View history entry 5464 for Licor LI-7500A sn: 0418

Date: 2021-09-20
From: Lab -
To: Lab -
Title: Calibration
Notes: Last calibration: 2021-09-13 AGC=98 SDM= DAC1= DAC2= Ambient P=100.3kPa, Tair=26.6C, Tdew=11.3C Zero Air at 1700psi, at Tdewspan= CO2 zero 0.8992 -> Offset: ppm CO2 span 0.9956 -> Offset: ppm H2O zero 0.8484 -> Offset: 26ppm H2O span 0.9749 -> Offset: ppm Notes: Checked the zero and the H2O offset is still around 26 mmol/m3. I'm going to try changing the chemicals and calibrating again.
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