DQRID : D150430.1
Start DateStart TimeEnd DateEnd Time
05/03/2015105505/03/20152136
04/29/2015141204/30/20151740
more
Subject:
MAO/CCN/CPC/NEPHELOMETER/PSAP/M1 - Pump failure
DataStreams:maoaosnephwetM1.b1, maoaosnephdryM1.b1, maoaosnephdryM1.a1, maoaoscpcM1.a1,
maoaospsap3wM1.b1, maoaosccn100M1.a1
Description:
Pump failed, no flow through instruments.
Suggestions: 
Do not use data
Measurements:maoaosnephdryM1.a1:
  • Pressure inside reference nephelometer(P_Neph_Dry)
  • Nephelometer-specific flags(f2_flags)
  • Temperature, inside nephelometer(T_Neph_Vol_Dry)
  • Aerosol back-hemispheric light scattering coefficient, nominal blue wavelength
    at dry or reference RH(Bbs_B_Dry_Neph3W)
  • Impactor setting in terms of aerodynamic diameter cut off(impactor_setting)
  • Relative humidity at reference nephelometer inlet(RH_Neph_Inlet_Dry)
  • Aerosol total light scattering coefficient, nominal red wavelength at dry or
    reference RH(Bs_R_Dry_Neph3W)
  • Aerosol back-hemispheric light scattering coefficient, nominal red wavelength at
    dry or reference RH(Bbs_R_Dry_Neph3W)
  • Temperature, reference nephelometer inlet(T_Neph_Inlet_Dry)
  • Relative humidity, inside reference nephelometer(RH_Neph_Vol_Dry)
  • Aerosol total light scattering coefficient, nominal green wavelength at dry or
    reference RH(Bs_G_Dry_Neph3W)
  • Aerosol back-hemispheric light scattering coefficient, nominal green wavelength
    at dry or reference RH(Bbs_G_Dry_Neph3W)
  • Aerosol total light scattering coefficient, nominal blue wavelength at dry or
    reference RH(Bs_B_Dry_Neph3W)
more
maoaosnephwetM1.b1:
  • Aerosol total light scattering coefficient, nominal blue wavelength at ramped RH(Bs_B_Wet_Neph3W_2)
  • Aerosol back-emispheric light scattering coefficient, nominal green wavelength
    at ramped RH(Bbs_G_Wet_Neph3W_2)
  • Temperature, inside nephelometer(T_Neph_Vol_Wet)
  • Pressure inside humidified nephelometer(P_Neph_Wet)
  • Aerosol back-hemispheric light scattering coefficient, nominal red wavelength at
    ramped RH(Bbs_R_Wet_Neph3W_2)
  • Impactor setting in terms of aerodynamic diameter cut off(impactor_setting)
  • Sample temperature inside humidified nephelometer(T_Neph_Wet)
  • Aerosol total light scattering coefficient, nominal green wavelength at ramped
    RH(Bs_G_Wet_Neph3W_2)
  • Aerosol back-hemispheric light scattering coefficient, nominal blue wavelength
    at ramped RH(Bbs_B_Wet_Neph3W_2)
  • Relative humidity, inside reference nephelometer(RH_Neph_Vol_Wet)
  • Relative humidity, Humidograph nephelometer(RH_Neph_Wet)
  • Aerosol total light scattering coefficient, nominal red wavelength at ramped RH(Bs_R_Wet_Neph3W_2)
  • Temperature, reference nephelometer inlet(T_Neph_Inlet_Wet)
  • Relative humidity at humidified nephelometer inlet(RH_Neph_Inlet_Wet)
more
maoaoscpcM1.a1:
  • Nozzle pressure(nozzle_pressure)
  • Orifice pressure(orifice_pressure)
  • Aerosol concentration averaged over times to match N_CCN(concentration)
  • OPC laser current(laser_current)
  • Ambient Temperature(ambient_temp)
  • Condensation temperature(condensation_temp)
  • Cabinet temperature(cabinet_temp)
  • Optics temperature(optics_temp)
  • Saturation temperature(saturation_temp)
more
maoaospsap3wM1.b1:
  • Impactor setting in terms of aerodynamic diameter cut off(impactor_setting)
  • AOS Ba_R_CLAP3W transmittance, red channel(transmittance_R)
  • Flow setpoint(dilution_flow_setpoint)
  • Aerosol light absorption coefficient, nominal blue wavelength at dry or
    reference RH(Ba_B_PSAP3W)
  • Mass flow(mass_flow)
  • Aerosol light absorption coefficient, nominal green wavelength at dry or
    reference RH(Ba_G_PSAP3W)
  • Aerosol light absorption coefficient, nominal red wavelength at dry or reference
    RH(Ba_R_PSAP3W)
  • AOS Ba_B_CLAP3W transmittance, blue channel(transmittance_B)
  • Dilution flow rate(dilution_flow)
  • AOS PSAP3W transmittance, green channel(transmittance_G)
  • Diffusion flow valve position(dilution_flow_valve_position)
  • AOS Ba_B_CLAP3W_1 (NOAA) sample length, needed to calculate Beers Law(sample_length)
more
maoaosnephdryM1.b1:
  • Pressure inside reference nephelometer(P_Neph_Dry)
  • Aerosol total light scattering coefficient, nominal green wavelength at dry or
    reference RH(Bs_G_Dry_Neph3W_1)
  • Aerosol back-hemispheric light scattering coefficient, nominal blue wavelength
    at dry or reference RH(Bbs_B_Dry_Neph3W_1)
  • Aerosol back-hemispheric light scattering coefficient, nominal red wavelength at
    dry or reference RH(Bbs_R_Dry_Neph3W_1)
  • Temperature, reference nephelometer inlet(T_Neph_Inlet_Dry)
  • Aerosol back-hemispheric light scattering coefficient, nominal green wavelength
    at dry or reference RH(Bbs_G_Dry_Neph3W_1)
  • Aerosol total light scattering coefficient, nominal red wavelength at dry or
    reference RH(Bs_R_Dry_Neph3W_1)
  • Relative humidity, reference nephelometer(RH_Neph_Dry)
  • Impactor setting in terms of aerodynamic diameter cut off(impactor_setting)
  • Aerosol total light scattering coefficient, nominal blue wavelength at dry or
    reference RH(Bs_B_Dry_Neph3W_1)
  • Sample temperature inside reference nephelometer(T_Neph_Dry)
more
maoaosccn100M1.a1:
  • Bin number of lowest channel of OPC include in summation of N_CCN(N_CCN_bin_number)
  • AOS CCN OPC laser current(CCN_laser_current)
  • AOS CCN temperature of the optical particle counter(CCN_T_OPC)
  • Size of upper limit of each CCN bin(CCN_upper_size_limit)
  • Temperature difference between CCN_t_set_TEC3 and CCN_t_set_TEC1(CCN_temperature_gradient)
  • AOS CCN logical value, indicating whether the instrument has reached thermal
    gradient stabilization and is within 0.4 degrees C of the set point(CCN_temp_unstable_flag)
  • AOS CCN set point temperature for the inlet manifold(CCN_inlet_set)
  • CCN Proportional valve voltage(CCN_proportional_valve_voltage)
  • Cloud condensation nuclei number density(N_CCN)
  • AOS CCN temperature of sample air entering the column(CCN_T_sample)
  • Number of particles that are larger than 10um(CCN_overflow)
  • AOS CCN sample pressure(CCN_P_sample)
  • AOS CCN volumetric flowrate of sample air(CCN_Q_sample)
  • AOS CCN number concentration by bin(N_CCN_dN)
  • AOS CCN temperature of sample air at entrance to instrument(CCN_T_inlet)
  • AOS CCN observed temperature at top of column(CCN_t_read_TEC1)
  • AOS CCN set point for temperature at top of column(CCN_t_set_TEC1)
  • AOS CCN observed temperature at middle of column(CCN_t_read_TEC2)
  • AOS CCN (read) temperature at bottom of column(CCN_t_read_TEC3)
  • AOS CCN voltage used by DMT for OPC diagnostic purposes(CCN_baseline_monitor)
  • AOS CCN temperature of the nafion humidifier(CCN_T_nafion)
  • AOS CCN set point for temperature at middle of column(CCN_t_set_TEC2)
  • AOS CCN set point for temperature at bottom of column(CCN_t_set_TEC3)
  • AOS CCN set point temperature for the optical particle counter (OPC)(CCN_OPC_set)
  • AOS CCN volumetric flowrate of sheath air(CCN_Q_sheath)
  • First stage monitor voltage(CCN_first_stage_monitor_voltage)
  • CCN alarm code expressed as a summation of powers of 2. 0 indicates no detected
    problem(CCN_alarm_code)
  • AOS CCN set temperature for the Nafion humidifier(CCN_nafion_set)
  • AOS CCN sample saturation setpoint value reported by instrument(CCN_ss_set)
more

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