Equipment and Calibration History

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Ser No.DateLoc FromTitleLoc ToNotes
GMP221 H0960006 2012-06-27 Lab none Calibration Lab none Trueppm = Probeppm*1.003 + 133; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 3056ppm, and 10000ppm. Ta=25.9C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMP221 H1310020 2012-06-27 Lab none Calibration Lab none Trueppm = Probeppm*0.9873 + 114.4; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 3056ppm, and 10000ppm. Ta=25.9C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMP222 X1920001 2012-02-15 Lab none Calibration Lab none Trueppm = Probeppm*1.098 + -121.7; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.7C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Y2009109 2012-02-15 Lab none Calibration Lab none Trueppm = Probeppm*1.08 + -56.27; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.7C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMT221 F4960019 2012-02-15 Lab none Calibration Lab none Trueppm = Probeppm*1.08 + -386.4; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.7C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y1720006 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*1.08 + 78.35; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y2009100 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*1.036 + -68.6; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y0710013 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*0.9552 + -2922; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y0850004 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*1.016 + -32.48; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Y2009109 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*0.9987 + 7.368; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Z2720012 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*1.029 + 14.22; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Z2720011 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*0.9639 + -59.19; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 X5050014 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*1.063 + -34.27; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Z2720013 2012-02-06 Lab none Calibration Lab none Trueppm = Probeppm*1.043 + -24.84; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y1720006 2012-02-03 Lab none Calibration Lab none Trueppm = Probeppm*0.9432 + -643; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.6C, P=101.6kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y2009100 2012-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.003 + -355.6; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.6C, P=101.6kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y0710013 2012-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.07 + -227; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.6C, P=101.6kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP221 Y0850004 2012-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.001 + -1162; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.6C, P=101.6kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Z2720015 2012-01-30 Lab none Calibration Lab none Trueppm = Probeppm*1.005 + 20.82; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=27.4C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Y1950005 2012-01-30 Lab none Calibration Lab none Trueppm = Probeppm*1.08 + -104.4; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=27.4C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMT222 G0230062 2012-01-30 Lab none Calibration Lab none Trueppm = Probeppm*1.017 + 4.211; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=27.4C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMP222 Y2030049 2012-01-30 Lab none Calibration Lab none Trueppm = Probeppm*1.054 + 39.65; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=27.4C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMT222 G0230061 2012-01-30 Lab none Calibration Lab none Trueppm = Probeppm*1.02 + 31.82; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 436ppm, 2238ppm, and 10000ppm (N2 bal). Ta=27.4C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Siyan.
GMT221 F4960018 2011-12-13 Lab none Calibration Lab none Trueppm = Probeppm*1.039 + 10.06; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.6C, P=101.7kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 G0150036 2011-12-13 Lab none Calibration Lab none Trueppm = Probeppm*1.026 + -13.15; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.6C, P=101.7kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 G0150037 2011-12-13 Lab none Calibration Lab none Trueppm = Probeppm*1.035 + -6.175; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=24.6C, P=101.7kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 F4960019 2011-10-06 Lab none Calibration Lab none Trueppm = Probeppm*1.02 + -56.65; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.2C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 G0150035 2011-10-06 Lab none Calibration Lab none Trueppm = Probeppm*1.04 + 90.53; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.2C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 G0150034 2011-10-06 Lab none Calibration Lab none Trueppm = Probeppm*1.014 + 23.21; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.2C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 F4960020 2011-10-06 Lab none Calibration Lab none Trueppm = Probeppm*1.007 + -3.598; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.2C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 F4960018 2011-10-06 Lab none Calibration Lab none Trueppm = Probeppm*1.028 + 1.298; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.2C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 G0150036 2011-10-06 Lab none Calibration Lab none Trueppm = Probeppm*1.011 + -52.12; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 406ppm, 2238ppm, and 10000ppm (N2 bal). Ta=26.2C, P=101.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Sara.
GMT221 F4960019 2011-03-17 Lab none Calibration Lab none Trueppm = Probeppm*1.034 + 102.5; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.6C, P=102.6kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 F4960020 2011-03-17 Lab none Calibration Lab none Trueppm = Probeppm*1.023 + -14.32; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.6C, P=102.6kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT222 G0230061 2011-03-14 Lab none Calibration Lab none Trueppm = Probeppm*1.046 + 56.59; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.3C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 F4960018 2011-03-14 Lab none Calibration Lab none Trueppm = Probeppm*1.062 + 47.47; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.3C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 G0150037 2011-02-10 Lab none Calibration Lab none Trueppm = Probeppm*1.03 + 52.52; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.5C, P=102.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 G0150034 2011-02-10 Lab none Calibration Lab none Trueppm = Probeppm*1.055 + 27.37; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.5C, P=102.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 G0150035 2011-02-10 Lab none Calibration Lab none Trueppm = Probeppm*1.047 + -6.387; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.5C, P=102.4kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 F4960019 2011-02-07 Lab none Calibration Lab none Trueppm = Probeppm*1.048 + 150; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.8C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 F4960020 2011-02-07 Lab none Calibration Lab none Trueppm = Probeppm*1.034 + 46.31; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.8C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT222 G0230062 2011-02-07 Lab none Calibration Lab none Trueppm = Probeppm*1.075 + 6.9; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.8C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMT221 G0150036 2011-02-07 Lab none Calibration Lab none Trueppm = Probeppm*1.023 + 34.36; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 597ppm, 2238ppm, and 10000ppm (N2 bal). Ta=25.8C, P=102.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMP222 Y2009109 2011-02-01 Lab none Calibration Lab none Trueppm = Probeppm*1.041 + 3.308; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, and 597ppm. Ta=25.5C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMP222 Y2030049 2011-02-01 Lab none Calibration Lab none Trueppm = Probeppm*1.063 + 0.4935; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, and 597ppm. Ta=25.5C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMP222 Z2720015 2011-02-01 Lab none Calibration Lab none Trueppm = Probeppm*1.025 + 6.264; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, and 597ppm. Ta=25.5C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMP222 Y1950005 2011-02-01 Lab none Calibration Lab none Trueppm = Probeppm*1.079 + -120.4; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, and 597ppm. Ta=25.5C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Melanie.
GMP222 Z2720012 2010-03-02 Lab none Calibration Lab none Trueppm = Probeppm*1.083 + -6.793; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=22.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Z2720013 2010-03-02 Lab none Calibration Lab none Trueppm = Probeppm*1.062 + 17.07; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=22.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 X5050014 2010-03-02 Lab none Calibration Lab none Trueppm = Probeppm*1.078 + -11.78; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=22.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Z2720011 2010-03-02 Lab none Calibration Lab none Trueppm = Probeppm*0.9871 + -73.58; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=22.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 X3830001 2010-03-02 Lab none Calibration Lab none Trueppm = Probeppm*1.065 + -1.94; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=22.2C, P=101.5kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Z2720014 2010-03-01 Lab none Calibration Lab none Trueppm = Probeppm*1.04 + -83.07; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=20.2C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 X4840007 2010-03-01 Lab none Calibration Lab none Trueppm = Probeppm*0.9858 + -74.43; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=20.2C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 X1920001 2010-03-01 Lab none Calibration Lab none Trueppm = Probeppm*1.121 + 35.69; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=20.2C, P=101.9kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP221 Y4110008 2010-02-11 Lab none Calibration Lab none Trueppm = Probeppm*1.019 + -108.4; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=21.8C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP221 Y0710013 2010-02-11 Lab none Calibration Lab none Trueppm = Probeppm*0.9779 + -249; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=21.8C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP221 X1520002 2010-02-11 Lab none Calibration Lab none Trueppm = Probeppm*1.027 + -3.084; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=21.8C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Z2720015 2010-02-11 Lab none Calibration Lab none Trueppm = Probeppm*1.053 + -13.53; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=21.8C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Y2030049 2010-02-11 Lab none Calibration Lab none Trueppm = Probeppm*1.067 + 1.209; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=21.8C, P=102.3kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP221 Y2009100 2010-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.051 + -207; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=24.1C, P=101.2kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP221 Y1720006 2010-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.011 + -103.2; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=24.1C, P=101.2kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP221 Y0850004 2010-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.058 + 48.2; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=24.1C, P=101.2kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Y1950005 2010-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.103 + -98.76; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=24.1C, P=101.2kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 Y2009109 2010-02-03 Lab none Calibration Lab none Trueppm = Probeppm*1.049 + 4.392; linear relationship between the ppm reported by the probe and the known ppm of the calibration tanks. Tanks: zero air (0ppm), 383ppm, 597ppm, and 2238ppm. Ta=24.1C, P=101.2kPa. Because the lab conditions were close to factory conditions, no temperature or pressure corrections were applied. Done by: Jaclyn.
GMP222 H1630066 2014-03-19 Lab none Installed Sherman Island This 0-1% probes was installed at Sherman in Set A at 2cm depth.
LI-7500A 1594 2014-06-05 East End Gas Analyzer CO2/H2O Removed Lab none Removed from East End for calibration. Replaced by sn 0041
LI-7500A 1594 2014-06-11 Lab none Installed Tonzi-Floor Installed on the Tonzi Floor to replace sn 0042 for calibration.
LI-7500A 0042 2014-06-11 Tonzi-Floor Removed Lab none Removed from the Tonzi Floor for calibration. Replaced by sn 1594
LI-7500A 0418 2014-06-11 Lab none Installed Tonzi-Tower Installed on the Tonzi Tower to replace sn 0073 for calibration.
LI-7500A 0073 2014-06-11 Tonzi-Tower Removed Lab none Removed from the Tonzi Tower for calibration. Replaced by sn 0418
CS511 DO-8 2014-06-12 Lab none Installed Twitchell Rice DO Sensor Installed at the rice. DO-08 was calibrated in the field: M = 8.24/38.61 in (mg/L)/mV (aka ppm/mV) (@ 23C). The probe is 3 cm above the soil surface.
LI-7500A 0418 2014-06-10 Lab none Calibration Lab none Last calibration: 2013-12-05
AGC=49 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.10kPa, Tair=22.66C, Tdew=12.27C
Zero Air at 1200psi, God CO2 421.22 at 1500 Tdewspan=15.26
CO2 zero 0.9014 -> 0.9015 Offset: 0.6ppm
CO2 span 1.0016 -> 1.0058 Offset: -2.42ppm
H2O zero 0.8521 -> 0.8533 Offset: 6.8ppm
H2O span 0.9806 -> Offset: -0.37ppm
Notes:
LI-7500A 1594 2014-06-10 Lab none Calibration Lab none Last calibration: 2014-02-25
AGC=51 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=99.99kPa, Tair=22.71C, Tdew=13.19C
Zero Air at 1200psi, God CO2 421.22 at 1500 Tdewspan=15.26
CO2 zero 0.8671 -> 0.8648 Offset: -9.57ppm
CO2 span 1.0153 -> 1.0165 Offset: -0.72ppm
H2O zero 0.894 -> 0.8979 Offset: 22.5ppm
H2O span 0.994 -> 1.0501 Offset: -0.72ppm
Notes: CO2 and H2O zero offsets unusually large. Water span kept creeping down - change chemicals next time?
PTB110 H0160093 2014-06-12 Lab none Installed Twitchell Rice Barometer Installed at the rice to replace sn E1330045.
PTB110 E1330045 2014-06-12 Twitchell Rice Barometer Removed Lab none The sensor was giving bad reading so we replaced it with sn H0160093.
HFP01SC 00243 2013-06-07 Lab none Installed Twitchell Rice Heat Flux Plate A Installed to replace the one cut off by a tractor (sn 00244). Installed in AM25T channel 16 (SHF1).
HFP01SC 00243 2011-10-27 Twitchell Rice Heat Flux Plate B Removed Lab none Joe checked the wires on the SHF plates and found that they were rotting away. Brought back to the lab to fix.
HFP01SC 00243 2009-04-03 Lab none Installed Twitchell Rice Heat Flux Plate B Installed at the rice as SHF2 in channel 17 on the multiplexer. It's calibration coefficient is: 62.1 micrV/(W m-2)
CS547A 6097 2013-12-06 Lab none Installed Mayberry Conductivity Sensor A installed conductivity probe at Mayberry tule tower scaffold crossbar, about 50 cm below water surface.
LI-7500A 0041 2014-06-05 Lab none Installed East End Gas Analyzer CO2/H2O Installed on the East End tower to replace sn 1594 for calibration.
FGGA 09-0011 2014-06-06 Lab none Calibration Lab none Last calibration: 2011-10-06
Cell Pressure=138.28Torr, Cell Temperature=18.94C, Ring Time=13.434usec
God CH4 at 1800psi
CH4 Span=1.900ppm
CH4 = 1.900 -> 1.900 Offset: 0ppb
Notes: New NOAA God bottle. I did not see any offset or change in readings after cal. CO2 content of this tank was 394.92ppm (average of 186 readings).
FGGA 09-0011 2014-06-06 Lab none Calibration Lab none Last calibration: 2013-10-21
Cell Pressure=138.28Torr, Cell Temperature=18.94C, Ring Time=13.434usec
God CO2 at 1750psi
CH4 Span=ppm, CO2 Span=402.69ppm
CH4 = -> Offset: 0ppb
CO2 = 402.5 -> 402.69 Offset: 0.19ppm
Notes: Co2 only. Really very close. I did not see any change in values after calibration
LI-7500A 0041 2014-06-04 Lab none Calibration Lab none Last calibration: 2013-11-20
AGC=51 SDM=7 DAC1=0-1000 DAC2=10-25
Ambient P=100.11kPa, Tair=21.17C, Tdew=11.50C
Zero Air at 1250psi, God CO2 421.22 at 1500 Tdewspan=15.27
CO2 zero 0.9984 -> 1.0009 Offset: 8.18ppm
CO2 span 1.0139 -> 1.0101 Offset: 2.03ppm
H2O zero 0.8224 -> 0.8235 Offset: 6.5ppm
H2O span 0.9991 -> 1.0013 Offset: -0.05ppm
Notes: Both the CO2 and H2O span seemed a little less stable that usual - CO2 +-0.2ppm, H2O +-0.5C
AM25T 6767 2014-06-03 Factory Repair Lab none The mux was returned from Campbell where they repaired it:

The unit had a high current drain and would not read input channels properly. Replaced three ICS 4052 analog mux/demux. Calibrated PRT. The multiplexor was probably damaged by a large voltage surge.

Maybe lightening, need to make sure things are properly grounded.
HFP01 000139 2012-11-07 Lab none Installed Tonzi Heat Flux Plate B Installed after calibration by Sebastian in BC. The original calibration factor was found to be stable. It was placed just south of the stand holding the HMP45 near another SHF plate. Siyan wants to keep the new plate litter-free to compare to the older plate. Both plates are near the south edge of the canopy and should get nearly full sunlight except for the shadow from the tower.
HFP01 001604 2012-11-15 Lab none Installed Sherman Island Heat Flux Plate A Reinstalled after calibration by Sebastian in BC. The original calibration factor was found to be stable. The plate was reinstalled at 2 cm depth maybe 4 meters to the west of the tower as far as the cable would allow.
HFP01 001603 2012-11-07 Lab none Installed Vaira Reinstalled after calibration by Sebastian in BC Canada. The original calibration factor was found to be still correct. It was reinstalled in a different location near another SHF plate to the north and cleared the litter from the new location.
ML2x 139/052 2011-09-15 Lab none Installed Twitchell Rice Soil Moisture Probe B Probe re-installed at the rice. (Serial number not recorded in field notes, but by process of elimination, I can only assume it's this probe).
ML2x 54/001 2010-07-01 Twitchell Rice Soil Moisture Probe A Removed Lab none The theta probe cable was cut while the grass around the tower and the box was being cut. The probe was removed to repair in the lab.
ML2x 54/001 2011-09-15 Lab none Installed Twitchell Rice Soil Moisture Probe A Probe re-installed at the rice. (Serial number not recorded in field notes, but by process of elimination, I can only assume it's this probe).
PTB110 E1330045 2009-05-21 Lab none Installed Twitchell Rice Barometer Installed at Twitchell Rice on May 21st 2009.
CS450 20010026 2009-05-21 Lab none Installed Twitchell Rice Water Level Installed at the Twitchell Rice site
LI-7550 AIU-0397 2014-04-28 Mayberry Gas Analyzer CO2/H2O Removed Mayberry-Portable Gas Analyzer CO2/H2O Removed from the permanent Mayberry tower with the wash box and installed on the portable tower. Replaced by Ameriflux sn AIU-0915
LI-7700 TG1-0224 2014-04-28 Mayberry Gas Analyzer CH4 Removed Mayberry-Portable Gas Analyzer CH4 Removed from the permanent Mayberry tower and installed on the portable tower. Replaced by Ameriflux sn TG1-0352
PS-30M 11400072 2012-11-29 Twitchell Rice-Trailer Installed Sherman Island We picked up the solar charge controller from the portable tower truck at Twitchell along with the two batteries. It was installed at Sherman with the batteries to power the 24VDC Vaisala soil CO2 probes.
KD140SX-UFBS 11ZV0M0861 2013-05-24 Twitchell Rice-Trailer Installed Twitchell Alfalfa This panel was stored in the trailer at Twitchell. It was installed on the new Twitchell Alfalfa tower.
KD140SX-UFBS 11ZV0M1127 2014-04-28 Lab none Installed Mayberry-Portable Installed with the Mayberry portable tower. Chained and locked to the frame of the truck.
HMP45AC U3030046 2013-08-28 Lab none Installed Twitchell Rice RH & Temp Installed on the Twitchell tower to replace sn U3030032 that was removed for bad RH readings.
LI-7500A 0065 2014-04-03 Lab none Installed West Pond Gas Analyzer CO2/H2O Installed on the West Pond tower to replace sn 74H-2150 from calibration.