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ICF

NameDescription
o3 Temp coef 1
o3 Temp coef 2
o3 Temp coef 3
o3 Temp coef 4
o3 Temp coef 5
Micrometer steps/deg
O3 on O3 Ratio Absorption value for Ozone
SO2 on SO2 Ratio Absorption value for Sulfur dioxide
O3 on SO2 Ratio
ETC on O3 Ratio The Extraterrestrial Constant (ETC) used for calculating Ozone
ETC on SO2 Ratio The Extraterrestrial Constant (ETC) used for calculating Sulfur dioxide
Dead time (sec) Dead time the instrument is set to
WL cal step number Current cal step for the instrument
Unused
Umkehr Offset
ND filter 0 Filer correction from Neutral Density (ND) filter #0
ND filter 1 Filer correction from Neutral Density (ND) filter #1
ND filter 2 Filer correction from Neutral Density (ND) filter #2
ND filter 3 Filer correction from Neutral Density (ND) filter #3
ND filter 4 Filer correction from Neutral Density (ND) filter #4
ND filter 5 Filer correction from Neutral Density (ND) filter #5
Zenith steps/rev The number of steps to perform a complete rotation of the zenith
Brewer Type Version of Brewer spectrophotometer
COM Port #
o3 Temp coef hg
n2 Temp coef hg
n2 Temp coef 1
n2 Temp coef 2
n2 Temp coef 3
n2 Temp coef 4
n2 Temp coef 5
O3 Mic #1 Offset The number of steps from the bulkhead LED to the micrometer 1 HG test position
Mic #2 Offset The number of steps from the bulkhead HED to the micrometer 2 HP test position
O3 FW #3 Offset
NO2 absn Coeff
NO2 ds etc Direct sun (DS) Extraterrestrial Constant for Nitrogen dioxide measurements
NO2 zs etc Zenith sky (ZS) Extraterrestrial Constant for Nitrogen dioxide measurements
NO2 Mic #1 Offset Micrometer #1 position in steps for Nitrogen dioxide measurements
NO2 FW #3 Offset Filter wheel #3 position in steps for Nitrogen dioxide measurements
NO2/O3 Mode Change
Grating Slope The relationship of movement between micrometer #1 and micrometer #2 to maximize counts
Grating Intercept
Micrometer Zero
Iris Open Steps The number of steps it takes to open the Iris
Buffer Delay (s)
NO2 FW#1 Pos Position of filter wheel #1 during a Nitrogen dioxide measurement
O3 FW#1 Pos Position of filter wheel #1 during Ozone measurements
FW#2 Pos Position of filter wheel #2 during any SL measurement/test
uv FW#2 Pos Position of filter wheel #2 during a UV measurment
Zenith Offset Offset from the zenith zero positioning for optimal pointing
Zenith UV Pos Zenith position in steps when performing a UV measurement
Release date Date that the ICF was created
EXTRAS
AUTO HG
FW2 oscil
HG FW#2 Pos Position of filter wheel #2 when using the Hg bulb
Low Signal limit The number of counts at which the instrument will switch to a lower neutral density filter or skip the test during a direct sun measurement
Upper Signal limit The number of counts at which the instrument will increase the neutral density filter during a direct sun measurement
Use cubic DSP
Skip DS if too dim Enable skipping a Direct Sun (DS) measurement if counts are too low
O3ETC-R6 Ozone Extraterrestrial Constant (ETC) minus the R6 standard lamp ratio
So2ETC-R5 Sulfur dioxide Extraterrestrial Constant (ETC) minus the R5 standard lamp ratio
Updated with CF
icf.1785261938.txt.gz · Last modified: 2026/07/28 18:05 by andrew