DQRID : D160218.5
Start DateStart TimeEnd DateEnd Time
01/12/2016144401/15/20161935
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Subject:
SGP/PSAP/C1 - PSAP flow incorrect
DataStreams:sgpaospsap3wC1.b1, sgpaospsap3w1mC1.b1, sgpaospsap3wC1.a1
Description:
PSAP flow was set too low causing noise and particle loss
Suggestions: 
USE CLAP data
Measurements:sgpaospsap3w1mC1.b1:
  • Uncorrected aerosol light absorption coefficient, green channel at dry or
    reference RH(Ba_G_raw)
  • Uncorrected aerosol light absorption coefficient, red channel at dry or
    reference RH(Ba_R_raw)
  • Impactor state in terms of aerodynamic diameter cut off(impactor_state)
  • Transmittance, green channel(transmittance_green)
  • Aerosol light absorption coefficient, green channel at dry or reference RH(Ba_G_Weiss)
  • Volume of air through each filter corrected for dilution(sample_volume)
  • Spot size area(spot_size_area)
  • Aerosol light absorption coefficient, red channel at dry or reference RH(Ba_R_Weiss)
  • Transmittance, blue channel(transmittance_blue)
  • Transmittance, red channel(transmittance_red)
  • Uncorrected aerosol light absorption coefficient, blue channel at dry or
    reference RH(Ba_B_raw)
  • Aerosol light absorption coefficient, blue channel at dry or reference RH(Ba_B_Weiss)
  • Instrument flow rate(sample_flow_rate)
more
sgpaospsap3wC1.a1:
  • Averaging time interval(averaging_time)
  • Absorption coefficient green, corrected for flow and sample area, 3 wavelength
    PSAP, 1 um size cut(Ba_G_Dry_1um_PSAP3W_1)
  • Absorption coefficient, blue wavelength, 3 wavelength PSAP, low RH, 10 um size
    cut(Ba_B_Dry_10um_PSAP3W_1)
  • AOS PSAP3W mass flow, mV(mass_flow_voltage)
  • Absorption Coefficient Red, corrected for flow and sample area, 3 wavelength
    PSAP, 1 um size cut(Ba_R_Dry_1um_PSAP3W_1)
  • psap3w flow rate(psap_flow_rate)
  • Absorption coefficient, blue wavelength, 3 wavelength PSAP, low RH, 1 um size
    cut(Ba_B_Dry_1um_PSAP3W_1)
  • Aerosol light absorption coefficient, nominal blue wavelength at dry or
    reference RH(Ba_B_PSAP3W)
  • Absorption coefficient, green wavelength, 3 wavelength PSAP, low RH, 10 um size
    cut(Ba_G_Dry_10um_PSAP3W_1)
  • Aerosol light absorption coefficient, nominal red wavelength at dry or reference
    RH(Ba_R_PSAP3W)
  • AOS PSAP3W transmittance, green channel(TrG)
  • AOS PSAP3W transmittance, blue channel(TrB)
  • Impactor setting in terms of aerodynamic diameter cut off(impactor_setting)
  • Absorption Coefficient Red, corrected for flow and sample area, 3 wavelength
    PSAP, 10 um size cut(Ba_R_Dry_10um_PSAP3W_1)
  • Mass flow(mass_flow)
  • AOS PSAP3W flags(psap_flags)
  • AOS Ba_B_CLAP3W transmittance, blue channel(transmittance_B)
  • Filter ID, increments for each new filter(filter_id)
  • AOS Ba_R_CLAP3W transmittance, red channel(transmittance_R)
  • Aerosol light absorption coefficient, nominal green wavelength at dry or
    reference RH(Ba_G_PSAP3W)
  • AOS Ba_B_CLAP3W_1 (NOAA) sample length, needed to calculate Beers Law(sample_length)
  • AOS PSAP3W transmittance, green channel(transmittance_G)
  • AOS PSAP3W transmittance, red channel(TrR)
more
sgpaospsap3wC1.b1:
  • Transmittance, green channel(transmittance_green)
  • Light absorbance, green channel(absorbance_green)
  • Dilution correction factor(dilution_correction_factor)
  • Filter ID, increments for each new filter(filter_id)
  • Light absorbance, red channel(absorbance_red)
  • Flow setpoint(dilution_flow_setpoint)
  • Aerosol light absorption coefficient, nominal red wavelength at dry or reference
    RH(Ba_R_PSAP3W)
  • Aerosol light absorption coefficient, nominal blue wavelength at dry or
    reference RH(Ba_B_PSAP3W)
  • Transmittance, blue channel(transmittance_blue)
  • Instrument flow rate(sample_flow_rate)
  • Dilution flow rate(dilution_flow)
  • Transmittance, red channel(transmittance_red)
  • AOS Ba_R_CLAP3W transmittance, red channel(transmittance_R)
  • Impactor setting in terms of aerodynamic diameter cut off(impactor_setting)
  • AOS PSAP3W transmittance, green channel(transmittance_G)
  • Light absorbance, blue channel(absorbance_blue)
  • AOS Ba_B_CLAP3W transmittance, blue channel(transmittance_B)
  • Diffusion flow valve position(dilution_flow_valve_position)
  • Spot size area(spot_size_area)
  • Impactor state in terms of aerodynamic diameter cut off(impactor_state)
  • Mass flow(mass_flow)
  • Aerosol light absorption coefficient, nominal green wavelength at dry or
    reference RH(Ba_G_PSAP3W)
  • seconds since last impactor transition(seconds_after_transition)
more

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