DQRID : D170428.3
Start DateStart TimeEnd DateEnd Time Data Quality Metric
04/25/2017110004/26/20171200Suspect
more
Subject:
ENA/HTDMA/NEPHELOMETER/C1 - Dry air supply failing
DataStreams:enaaosnephdry1mC1.b1, enaaosnephwetC1.a1, enaaosnephwet1mC1.b1, enaaosnephdryC1.a1,
enaaosnephwetC1.b1, enaaosnephdryC1.b1, enaaoshumidgrC1.01, enaaoshtdmaC1.a1,
enaaoshtdmaC1.00, enaaoshumidgrC1.00
Description:
Pentras dry air generator failing and offline for maintenance. Dry air supply to HT-DMA 
and humidigraph/nephelometers affected. Instruments working well, but with dry RH of around 
30% instead <5%.
Suggestions: 
Measurements:enaaoshumidgrC1.01:
  • Raw data stream - documentation not supported
more
enaaosnephwetC1.a1:
  • Bs_B_Wet_Neph3W
  • T_Neph_Wet
  • Bs_R_Wet_Neph3W
  • instrument_state
  • Bs_G_Wet_Neph3W
  • Bbs_G_Wet_Neph3W
  • lamp_voltage
  • Bbs_R_Wet_Neph3W
  • P_Neph_Wet
  • lamp_current
  • mode_flag
  • T_Neph_Inlet_Wet
  • Bbs_B_Wet_Neph3W
  • RH_Neph_Wet
more
enaaosnephdryC1.a1:
  • P_Neph_Dry
  • lamp_current
  • Bbs_R_Dry_Neph3W
  • instrument_state
  • mode_flag
  • Bbs_B_Dry_Neph3W
  • T_Neph_Dry
  • Bs_B_Dry_Neph3W
  • lamp_voltage
  • T_Neph_Inlet_Dry
  • Bs_R_Dry_Neph3W
  • RH_Neph_Dry
  • Bs_G_Dry_Neph3W
  • Bbs_G_Dry_Neph3W
more
enaaosnephdryC1.b1:
  • Bs_B_Dry_Neph3W
  • Bbs_G_Dry_Neph3W
  • lamp_voltage
  • RH_Neph_Dry
  • impactor_state
  • P_Neph_Dry
  • T_Neph_Inlet_Dry
  • T_Neph_Dry
  • lamp_current
  • Bs_R_Dry_Neph3W
  • density_correction_factor
  • mode_flag
  • Bbs_B_Dry_Neph3W
  • Bs_G_Dry_Neph3W
  • seconds_after_transition
  • Bbs_R_Dry_Neph3W
  • instrument_state
more
enaaosnephdry1mC1.b1:
  • P_Neph_Dry
  • Bbs_B_Dry_Neph3W
  • Bbs_B_Dry_Neph3W_raw
  • Bs_G_Dry_Neph3W
  • Bbs_R_Dry_Neph3W_raw
  • Bs_B_Dry_Neph3W
  • T_Neph_Dry
  • Bs_R_Dry_Neph3W
  • Bbs_G_Dry_Neph3W_raw
  • Bs_G_Dry_Neph3W_raw
  • RH_Neph_Dry
  • impactor_state
  • Bbs_G_Dry_Neph3W
  • T_Neph_Inlet_Dry
  • Bbs_R_Dry_Neph3W
  • Bs_R_Dry_Neph3W_raw
  • Bs_B_Dry_Neph3W_raw
more
enaaosnephwetC1.b1:
  • mode_flag
  • T_Neph_Wet
  • lamp_current
  • Bbs_B_Wet_Neph3W
  • lamp_voltage
  • seconds_after_transition
  • Bs_G_Wet_Neph3W
  • Bbs_R_Wet_Neph3W
  • RH_Neph_Wet
  • T_Neph_Inlet_Wet
  • Bs_B_Wet_Neph3W
  • impactor_state
  • P_Neph_Wet
  • density_correction_factor
  • Bs_R_Wet_Neph3W
  • Bbs_G_Wet_Neph3W
  • instrument_state
more
enaaoshtdmaC1.a1:
  • bin_center
  • sample_flow
  • num_bins
  • atomizer
  • humid_rh
  • dry_diameter_setting
  • bin_width
  • bin
  • scan_type
  • scan_max_diameter_setting
  • scan_time_setting
  • total_concentration
  • dry_rh_setting
  • aerosol_concentration
  • scan_min_diameter_setting
more
enaaoshtdmaC1.00:
  • Raw data stream - documentation not supported
more
enaaosnephwet1mC1.b1:
  • Bbs_B_Wet_Neph3W
  • Bbs_G_Wet_Neph3W_raw
  • T_Neph_Wet
  • Bs_B_Wet_Neph3W_raw
  • Bbs_R_Wet_Neph3W_raw
  • P_Neph_Wet
  • Bbs_B_Wet_Neph3W_raw
  • Bbs_G_Wet_Neph3W
  • Bs_B_Wet_Neph3W
  • Bs_R_Wet_Neph3W
  • Bs_R_Wet_Neph3W_raw
  • T_Neph_Inlet_Wet
  • Bs_G_Wet_Neph3W
  • impactor_state
  • Bbs_R_Wet_Neph3W
  • RH_Neph_Wet
  • Bs_G_Wet_Neph3W_raw
more
enaaoshumidgrC1.00:
  • Raw data stream - documentation not supported
more

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