Measurements: | pvcaospsap3wS1.a1: - -180.0 - +180.0(alt)
- North Latitude(lat)
- Absorption coefficient, blue wavelength, 3 wavelength PSAP, low RH, 10 um size
cut(Ba_B_Dry_10um_PSAP3W_1) - Absorption coefficient, blue wavelength, 3 wavelength PSAP, low RH, 1 um size
cut(Ba_B_Dry_1um_PSAP3W_1) - base time in epoch(base_time)
- Time offset from base_time(time_offset)
- AOS PSAP3W transmittance, blue channel(TrB)
- AOS PSAP3W transmittance, green channel(TrG)
- AOS PSAP3W transmittance, red channel(TrR)
- Absorption coefficient, green wavelength, 3 wavelength PSAP, low RH, 10 um size
cut(Ba_G_Dry_10um_PSAP3W_1) - time_in_seconds_since_volume_start(time)
- lon(lon)
- AOS PSAP3W flags(psap_flags)
- AOS PSAP3W mass flow, mV(mass_flow_voltage)
- Mass flow(mass_flow)
- Absorption Coefficient Red, corrected for flow and sample area, 3 wavelength
PSAP, 10 um size cut(Ba_R_Dry_10um_PSAP3W_1) - Absorption Coefficient Red, corrected for flow and sample area, 3 wavelength
PSAP, 1 um size cut(Ba_R_Dry_1um_PSAP3W_1) - Absorption coefficient green, corrected for flow and sample area, 3 wavelength
PSAP, 1 um size cut(Ba_G_Dry_1um_PSAP3W_1) - Averaging time interval(averaging_time)
more
pvcaosso2S1.a1: - Instrument lamp setpoint(lamp_setpoint)
- Internal instrument temperature(internal_temp)
- Instrument sample state(gas_mode_state)
- SO2 flag string as an integer value(so2_flags)
- Instrument purge mode state(purge_mode_state)
- Sulfur dioxide (SO2) mixing ratio calculated with nominal sensitivity correction(so2)
- lon(lon)
- Instrument SO2 coefficient(so2_coefficient)
- PMT voltage(pmt_volt)
- Instrument PMT status(pmt_status)
- Main flow rate(flow)
- Time offset from base_time(time_offset)
- -180.0 - +180.0(alt)
- Reaction chamber temperature(reaction_chamber_temp)
- North Latitude(lat)
- Lamp voltage(lamp_volt)
- Instrument temperature compensation state(temperature_compensation_state)
- Length of each flag string in so2_flags field(length)
- Pressure compensation state(pressure_compensation_state)
- Averaging time interval(averaging_time)
- Measure of the current lamp intensity as a percentage of the nominal maximum(lamp_intensity)
- Derived pressure(pressure)
- Distance to the center of the corresponding range bin(range)
- Instrument SO2 background correction(so2_background_correction)
- Instrument flash lamp state(flash_lamp_state)
- Instrument automatic gain control(automatic_gain_control)
- Instrument test LED state(test_led)
- time_in_seconds_since_volume_start(time)
- base time in epoch(base_time)
more
pvcaosmetS1.a1: - Rain intensity(rain_intensity)
- Reference voltage(ref_volts)
- Heater voltage(heater_volts)
- Rain amount(rain_amount)
- Heater temperature(heater_temp)
- Wind speed(WindSpeed)
- Supply voltage(supply_volts)
- Rain duration(rain_duration)
- base time in epoch(base_time)
- -180.0 - +180.0(alt)
- North Latitude(lat)
- Pressure of ambient air(P_Ambient)
- Ambient air temperature(T_Ambient)
- lon(lon)
- Wind Direction, relative to true North(WindDirection)
- Ambient air relative humidity(RH_Ambient)
- Time offset from base_time(time_offset)
- time_in_seconds_since_volume_start(time)
more
pvcaossmpsS1.a1: - Mean diameter of size distribution(mean)
- North Latitude(lat)
- Sample temperature(sample_temperature)
- Mean diameter of size distribution using a geometric average(geometric_mean)
- Sheath flow(sheath_flow)
- Aerosol flow rate(aerosol_flow)
- High voltage reading(high_voltage)
- CPC sample flow rate(CPC_sample_flow)
- -180.0 - +180.0(alt)
- Median diameter of size distribution(median)
- Standard deviation of mean diameter of size distribution using geometric average(geometric_mean_std)
- Lower size limit(lower_size)
- Gas viscosity(gas_viscosity)
- Bins for diameter midpoint measurements(diameter_midpoint)
- Total scan concentration over all bins(total_concentration)
- Sample pressure(sample_pressure)
- CPC inlet flow rate(CPC_inlet_flow)
- 50 percent cut-point diameter of the impactor(d50)
- Time offset from base_time(time_offset)
- time_in_seconds_since_volume_start(time)
- Low voltage reading(low_voltage)
- base time in epoch(base_time)
- Flag indicating aeri retrieval status(status_flag)
- Mean free path(mean_free_path)
- lon(lon)
- Number size distribution (dN/dlogDp)(number_size_distribution)
- Mode index(mode)
more
pvcaosnephdryS1.a1: - Aerosol backwards-hemispheric light scattering coefficient, reference
nephelometer red channel, 1 um particle diameter(Bbs_R_Dry_1um_Neph3W_1) - Temperature at reference nephelometer inlet(T_NephInlet_Dry)
- Pressure inside reference nephelometer(P_Neph_Dry)
- Time offset from base_time(time_offset)
- Aerosol total light scattering coefficient, blue channel, 10 um size cut,
reference three wavelength nephelometer(Bs_B_Dry_10um_Neph3W_1) - Aerosol total light scattering coefficient, reference nephelometer red channel,
1 um particle diameter(Bs_R_Dry_1um_Neph3W_1) - lon(lon)
- Aerosol total light scattering coefficient, red channel, 10 um particle size(Bs_R_Dry_10um_Neph3W_1)
- Instrument flags, reference nephelometer(neph_dry_flags)
- Relative humidity, reference nephelometer(RH_Neph_Dry)
- Aerosol backwards-hemispheric light scattering coefficient, green channel, 1 um
size cut, reference three wavelength nephelometer(Bbs_G_Dry_1um_Neph3W_1) - Sample temperature inside reference nephelometer(T_Neph_Dry)
- Aerosol total light scattering coefficient, ref. humidograph nephelometer green
channel, 1 um particle diameter(Bs_G_Dry_1um_Neph3W_1) - base time in epoch(base_time)
- Aerosol backwards-hemispheric light scattering coefficient, blue channel, 10um(Bbs_B_Dry_10um_Neph3W_1)
- Back-scattering coefficient, green wavelength, low RH, 10 um size cut(Bbs_G_Dry_10um_Neph3W_1)
- Aerosol total light scattering coefficient, Ref. Humidograph nephelometer blue
channel, 1 um particle diameter(Bs_B_Dry_1um_Neph3W_1) - Aerosol backwards-hemispheric light scattering coefficient, blue channel, 1 um
size cut, reference three wavelength nephelometer(Bbs_B_Dry_1um_Neph3W_1) - North Latitude(lat)
- -180.0 - +180.0(alt)
- Aerosol total light scattering coefficient, reference nephelometer green
channel, 10 um particle diameter(Bs_G_Dry_10um_Neph3W_1) - time_in_seconds_since_volume_start(time)
- Aerosol backwards-hemispheric light scattering coefficient, red channel, 10um(Bbs_R_Dry_10um_Neph3W_1)
more
pvcaoscoS1.a1: - Carbon monoxide concentration(co)
- Ambient temperature of instrument(ambient_temperature)
- Cell sample pressure(gas_pressure)
- Measured water content(h2o)
- Carbon monoxide (CO) mixing ratio corrected for water vapor concentration and
calculated with nominal sensitivity correction(co_dry) - base time in epoch(base_time)
- Time offset from base_time(time_offset)
- time_in_seconds_since_volume_start(time)
- Nitrous oxide (N2O) mixing ratio calculated with nominal sensitivity correction(n2o)
- Nitrous oxide (N2O) mixing ratio corrected for water vapor concentration and
calculated with nominal sensitivity correction(n2o_dry) - lon(lon)
- Cell sample temperature(gas_temperature)
- -180.0 - +180.0(alt)
- North Latitude(lat)
more
pvcaosozoneS1.a1: - North Latitude(lat)
- Ozone concentration(ozone)
- Time offset from base_time(time_offset)
- lon(lon)
- Ozone pressure(ozone_pressure)
- base time in epoch(base_time)
- Ozone bench temperature(ozone_bench_temp)
- time_in_seconds_since_volume_start(time)
more
pvcaosacsmS1.a1: - Time offset from base_time(time_offset)
- North Latitude(lat)
- lon(lon)
- base time in epoch(base_time)
- Mass concentration of chloride, ambient aerosol in air.(chloride)
- Mass concentration of ammonium, ambient aerosol in air(ammonium)
- time_in_seconds_since_volume_start(time)
- Mass concentration of nitrate, ambient aerosol in air(nitrate)
- Mass concentration of sulfate, ambient aerosol in air.(sulfate)
- Mass concentration of total organics, ambient aerosol in air(total_organics)
- -180.0 - +180.0(alt)
more
pvcaosccn200S1.a1: - AOS CCN set point for temperature at middle of column, second column(CCN_T_set_TEC2_2)
- AOS CCN voltage used by DMT for OPC diagnostic purposes, second column(CCN_baseline_monitor_2)
- time_in_seconds_since_volume_start(time)
- AOS CCN set point for temperature at middle of column, first CCN(CCN_T_set_TEC2_1)
- AOS CCN voltage used by DMT for OPC diagnostic purposes, first CCN(CCN_baseline_monitor_1)
- -180.0 - +180.0(alt)
- North Latitude(lat)
- AOS CCN volumetric flowrate of sheath air, second CCN(CCN_Q_sheath_2)
- AOS CCN volumetric flow rate of sheath air, first column(CCN_Q_sheath_1)
- AOS CCN set point for temperature at top of column, first column(CCN_T_set_TEC1_1)
- AOS CCN set point for temperature at top of column, second column(CCN_T_set_TEC1_2)
- First stage monitor voltage, second column(CCN_first_stage_monitor_voltage_2)
- First stage monitor voltage, first column(CCN_first_stage_monitor_voltage_1)
- AOS CCN Nafion temperature, second column(CCN_T_nafion_2)
- AOS CCN Nafion temperature, first CCN(CCN_T_nafion_1)
- AOS number concentration of CCN at supersaturation step 1(N_CCN_1)
- AOS number concentration of CCN at supersaturation step 2(N_CCN_2)
- CCN Proportional valve voltage, first column(CCN_proportional_valve_voltage_1)
- CCN Proportional valve voltage, second column(CCN_proportional_valve_voltage_2)
- AOS bin number of lowest channel of OPC include in summation of N_CCN, second
column(N_CCN_bin_number_2) - AOS bin number of lowest channel of OPC include in summation of N_CCN, first
column(N_CCN_bin_number_1) - AOS CCN set point for temperature at bottom of column, first CCN(CCN_T_set_TEC3_1)
- AOS CCN set point for temperature at bottom of column, second column(CCN_T_set_TEC3_2)
- AOS CCN sample pressure, first column(CCN_P_sample_1)
- AOS CCN sample pressure, second CCN(CCN_P_sample_2)
- CCN alarm code expressed as a summation of powers of 2. 0 indicates no detected
problem(CCN_alarm_code) - AOS CCN set point temperature for the inlet manifold, first CCN(CCN_inlet_set_1)
- AOS CCN set point temperature for the inlet manifold, second CCN(CCN_inlet_set_2)
- AOS CCN sample saturation setpoint value reported by instrument, second CCN(CCN_ss_set_2)
- AOS CCN sample saturation setpoint value reported by instrument, first CCN(CCN_ss_set_1)
- AOS CCN temperature of sample air entering the column, first column(CCN_T_sample_1)
- AOS CCN temperature of sample air entering the column, second column(CCN_T_sample_2)
- Size of upper limit of each CCN bin(CCN_upper_size_limit)
- AOS CCN temperature of the optical particle counter, first column(CCN_T_OPC_1)
- base time in epoch(base_time)
- AOS CCN temperature of the optical particle counter, second column(CCN_T_OPC_2)
- AOS CCN observed temperature at top of column, first CCN(CCN_T_read_TEC1_1)
- AOS CCN observed temperature at top of column, second CCN(CCN_T_read_TEC1_2)
- AOS CCN volumetric flowrate of sample air, first CCN(CCN_Q_sample_1)
- CCN temperature gradient, second CCN(CCN_temperature_gradient_2)
- CCN temperature gradient, first CCN(CCN_temperature_gradient_1)
- AOS CCN volumetric flowrate of sample air, second CCN(CCN_Q_sample_2)
- AOS CCN set temperature for the Nafion humidifier, second CCN(CCN_nafion_set_2)
- AOS CCN set temperature for the Nafion humidifier, first CCN(CCN_nafion_set_1)
- AOS CCN set point temperature for the optical partical counter (OPC), second CCN(CCN_OPC_set_2)
- AOS CCN set point temperature for the optical partical counter (OPC), first CCN(CCN_OPC_set_1)
- AOS CCN observed temperature at middle of column, second column(CCN_T_read_TEC2_2)
- Time offset from base_time(time_offset)
- AOS CCN observed temperature at middle of column, first column(CCN_T_read_TEC2_1)
- AOS CCN OPC laser current, first column(CCN_laser_current_1)
- AOS CCN OPC laser current, second column(CCN_laser_current_2)
- AOS CCN number concentration by bin, second CCN(N_CCN_dN_2)
- AOS CCN droplet count by bin size, first column(N_CCN_dN_1)
- AOS CCN (read) temperature at bottom of column, first CCN(CCN_T_read_TEC3_1)
- Number of particles that are larger than 10um, first column(CCN_overflow_1)
- AOS CCN (read) temperature at bottom of column, second CCN(CCN_T_read_TEC3_2)
- Number of particles that are larger than 10um, second column(CCN_overflow_2)
- Hexadecimal flag, non-zero value means instrument is not operating stably, first
CCN(CCN_temp_unstable_flag_1) - AOS CCN temperature of sample air at entrance to instrument, first_column(CCN_T_inlet_1)
- AOS CCN temperature of sample air at entrance to instrument, second CCN(CCN_T_inlet_2)
- Hexadecimal flag, non-zero value means instrument is not operating stably,
second CCN(CCN_temp_unstable_flag_2) - lon(lon)
more
pvcaosnoxS1.a1: - One minute average of inlet MFC for the NOx channel(inlet_nox_mfc)
- One minute reaction temperature average from NOy TEI(noy_react_temp)
- One minute average reaction pressure from NOx TEI(nox_pressure)
- One minute reaction temperature average from NOx TEI(nox_react_temp)
- One minute PMT temperature average from NOy TEI(noy_pmt_temp)
- lon(lon)
- Time offset from base_time(time_offset)
- One minute average background level from NOy TEI(noy_pre)
- One minute average of NO values calculated with nominal sensitivity correction(no)
- 10-m converter box temperature(inlet_temp)
- One minute average of NO2 values calculated with nominal sensitivity correction
and nominal BLC efficiency(no2) - One minute average of NOx values(nox)
- One minute average of NOy values using nominal sensitivity correction and
nominal Mo converter efficiency(noy) - One minute average background level from NOx TEI(nox_pre)
- NOx instrument internal Mo conv temperature (sensor disconnected)(nox_conv_temp)
- base time in epoch(base_time)
- One minute PMT temperature average from the NOx TEI(nox_pmt_temp)
- NOy instrument internal Mo conv temperature (sensor disconnected)(noy_conv_temp)
- One minute average reaction pressure from NOy TEI(noy_pressure)
- One minute average from NOx TEI ozonator(nox_ozonator)
- One minute sample flow average from NOy TEI (this varies as the PreR valve
switches, so questionable)(noy_flow) - One minute PMT voltage average from NOx TEI(nox_pmt_voltage)
- One minute PMT voltage average from NOy TEI(noy_pmt_voltage)
- No description given(inlet_conv_temp)
- One minute sample flow average from NOx TEI (this varies as the PreR valve
switches, so questionable)(nox_flow) - One minute average of inlet MFC for the NOy channel(inlet_noy_mfc)
- -180.0 - +180.0(alt)
- North Latitude(lat)
- time_in_seconds_since_volume_start(time)
- One minute chassis temperature average from NOy TEI(noy_internal_temp)
- One minute chassis temperature average from NOx TEI(nox_internal_temp)
- One minute flow average from NOy TEI ozonator(noy_ozonator)
more
pvcaosccn100S1.a1: - time_in_seconds_since_volume_start(time)
- North Latitude(lat)
- CCN Proportional valve voltage(CCN_proportional_valve_voltage)
- -180.0 - +180.0(alt)
- Number of particles that are larger than 10um(CCN_overflow)
- AOS CCN number concentration by bin(N_CCN_dN)
- First stage monitor voltage(CCN_first_stage_monitor_voltage)
- AOS CCN sample pressure(CCN_P_sample)
- Bin number of lowest channel of OPC include in summation of N_CCN(N_CCN_bin_number)
- Temperature difference between CCN_t_set_TEC3 and CCN_t_set_TEC1(CCN_temperature_gradient)
- lon(lon)
- AOS CCN sample saturation setpoint value reported by instrument(CCN_ss_set)
- CCN alarm code expressed as a summation of powers of 2. 0 indicates no detected
problem(CCN_alarm_code) - AOS CCN set point temperature for the inlet manifold(CCN_inlet_set)
- 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 volumetric flowrate of sheath air(CCN_Q_sheath)
- AOS CCN voltage used by DMT for OPC diagnostic purposes(CCN_baseline_monitor)
- AOS CCN set point for temperature at top of column(CCN_t_set_TEC1)
- AOS CCN observed temperature at top of column(CCN_t_read_TEC1)
- AOS CCN (read) temperature at bottom of column(CCN_t_read_TEC3)
- AOS CCN observed temperature at middle of column(CCN_t_read_TEC2)
- AOS CCN temperature of the optical particle counter(CCN_T_OPC)
- 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)
- Cloud condensation nuclei number density(N_CCN)
- base time in epoch(base_time)
- AOS CCN volumetric flowrate of sample air(CCN_Q_sample)
- AOS CCN temperature of sample air at entrance to instrument(CCN_T_inlet)
- AOS CCN temperature of sample air entering the column(CCN_T_sample)
- Time offset from base_time(time_offset)
- AOS CCN set point temperature for the optical particle counter (OPC)(CCN_OPC_set)
- AOS CCN set temperature for the Nafion humidifier(CCN_nafion_set)
- AOS CCN temperature of the nafion humidifier(CCN_T_nafion)
- AOS CCN OPC laser current(CCN_laser_current)
- Size of upper limit of each CCN bin(CCN_upper_size_limit)
more
pvcaossmpstrhS1.a1: - North Latitude(lat)
- lon(lon)
- time_in_seconds_since_volume_start(time)
- Time offset from base_time(time_offset)
- base time in epoch(base_time)
- Sample temperature(sample_temperature)
- Sample relative humidity(sample_rh)
- -180.0 - +180.0(alt)
more
pvcaoscpcuS1.a1: - Condensation temperature(condensation_temp)
- lon(lon)
- Saturation temperature(saturation_temp)
- Orifice pressure(orifice_pressure)
- OPC laser current(laser_current)
- North Latitude(lat)
- -180.0 - +180.0(alt)
- Ambient Temperature(ambient_temp)
- Aerosol concentration averaged over times to match N_CCN(concentration)
- Cabinet temperature(cabinet_temp)
- Nozzle pressure(nozzle_pressure)
- Optics temperature(optics_temp)
- base time in epoch(base_time)
- Time offset from base_time(time_offset)
- time_in_seconds_since_volume_start(time)
more
pvcaosnephwetS1.a1: - Aerosol backwards-hemispheric light scattering coefficient, blue channel, 10 um
size cut, wet three wavelength nephelometer(Bbs_B_Wet_10um_Neph3W_2) - Back-scattering coefficient, green wavelength, high RH, 1 um size cut(Bbs_G_Wet_1um_Neph3W_2)
- Temperature at wet nephelometer inlet(T_NephInlet_Wet)
- Sample temperature inside humidified nephelometer(T_Neph_Wet)
- Aerosol backwards-hemispheric light scattering coefficient, Humidograph
nephelometer blue channel, 1 um particle diameter(Bbs_B_Wet_1um_Neph3W_2) - time_in_seconds_since_volume_start(time)
- Relative humidity, Humidograph nephelometer(RH_Neph_Wet)
- -180.0 - +180.0(alt)
- North Latitude(lat)
- Aerosol total light scattering coefficient, blue channel, 10 um size cut, wet
three wavelength nephelometer(Bs_B_Wet_10um_Neph3W_2) - lon(lon)
- Aerosol total light scattering coefficient, humidograph nephelometer blue
channel, 1 um particle diameter(Bs_B_Wet_1um_Neph3W_2) - Pressure inside humidified nephelometer(P_Neph_Wet)
- Time offset from base_time(time_offset)
- Aerosol total light scattering coefficient, Humidograph nephelometer green
channel, 1 um particle diameter(Bs_G_Wet_1um_Neph3W_2) - Instrument flags, Humidograph nephelometer(neph_wet_flags)
- Aerosol backwards-hemispheric light scattering coefficient, Humidograph
nephelometer green channel, 10 um particle diameter(Bbs_G_Wet_10um_Neph3W_2) - Aerosol backwards-hemispheric light scattering coefficient, humidograph
nephelometer red channel, 10 um particle diameter(Bbs_R_Wet_10um_Neph3W_2) - base time in epoch(base_time)
- Aerosol total light scattering coefficient, Humidograph nephelometer red
channel, 1 um particle diameter(Bs_R_Wet_1um_Neph3W_2) - Aerosol total light scattering coefficient, Humidograph nephelometer green
channel, 10 um particle diameter(Bs_G_Wet_10um_Neph3W_2) - Aerosol total light scattering coefficient, Humidograph nephelometer red
channel, 10 um particle diameter(Bs_R_Wet_10um_Neph3W_2) - Back-scattering coefficient, red wavelength, high RH, 1 um size cut(Bbs_R_Wet_1um_Neph3W_2)
more
pvcaosuhsasS1.a1: - Purge flow(purge_flow)
- lon(lon)
- Reference(reference)
- time_in_seconds_since_volume_start(time)
- North Latitude(lat)
- -180.0 - +180.0(alt)
- Sample pressure(sample_pressure)
- Upper particle size limit for each bin(upper_size_limit)
- Current(current)
- Temperature used for calculation(temperature)
- Main flow rate(flow)
- Sheath flow(sheath_flow)
- Time offset from base_time(time_offset)
- Unit temperature(unit_temperature)
- Scatter signal(scattering_voltage)
- Auxiliary measurement, not implemented(auxiliary)
- Bin number(bin_num)
- base time in epoch(base_time)
- Particle size distribution(size_distribution)
- Sample volume(sampling_volume)
- Lower particle size limit for each bin(lower_size_limit)
- Differential_voltage, see instrument manual(differential_voltage)
more
pvcaoscpcfS1.a1: - lon(lon)
- -180.0 - +180.0(alt)
- North Latitude(lat)
- Cabinet temperature(cabinet_temp)
- Aerosol concentration averaged over times to match N_CCN(concentration)
- OPC laser current(laser_current)
- Orifice pressure(orifice_pressure)
- base time in epoch(base_time)
- time_in_seconds_since_volume_start(time)
- Ambient Temperature(ambient_temp)
- Nozzle pressure(nozzle_pressure)
- Condensation temperature(condensation_temp)
- Saturation temperature(saturation_temp)
- Optics temperature(optics_temp)
- Time offset from base_time(time_offset)
more
|