Equipment and Calibration History

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View history entry 2563 for Licor LI-7500A sn: 75H-2668

Date: 2016-12-23
From: Lab - none
To: Lab - none
Title: Calibration
Notes: Last calibration: 2016-12-06 AGC=102.2 SDM=6 DAC1=- DAC2=- Ambient P=99.57kPa, Tair=14.95C, Tdew=C Zero Air at 300psi, God CO2 421.22 at 400 Tdewspan=14.00 CO2 zero 0.9385 -> 0.9378 Offset: -2.65ppm CO2 span 1.0171 -> 1.0000 Offset: 9.43ppm H2O zero 0.9017 -> 0.9006 Offset: -7.5ppm H2O span 1.0841 -> 0.9663 Offset: 2.45ppm Notes: Recal after box failed in the field after getting rain inside because the door was left open. Pressure about 0.5kPa low. Large offsets. Waves with 1 to 2 min period in data at steady state. Sending to licor for check.
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