Equipment and Calibration History

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View history entry 2961 for Licor LI-7500A sn: 75H-2667

Date: 2017-08-07
From: Lab - none
To: Lab - none
Title: Calibration
Notes: Last calibration: 2017-08-01 AGC=105.4 SDM= DAC1= DAC2= Ambient P=100.4kPa, Tair=21.5C, Tdew=13.7C Zero Air at 1150psi, AMP Air 408.97 at 2100 Tdewspan=16.00 CO2 zero 0.9443 -> .9419 Offset: -1.41ppm CO2 span 0.9346 -> 1.0187 Offset: -2.3ppm H2O zero 0.8578 -> .8382 Offset: .9ppm H2O span 0.9724 -> 1.0141 Offset: 0.16ppm Notes: Previous calibration did not have correct 5th-order-polynomials, which is why the offsets were huge.
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