AWR/HTDMA/M1 - Instrument reliability issues

HT-DMA particle counts intermittently dropping to zero due to internal issues of the 
HT-DMA MCPC. Instrument periodically sampling cabin air for troubleshooting or switched off 
while waiting for spare parts to arrive.

Do not use the data from this time period

• Minimum aerosol particle diameter instrument setting(scan_min_diameter_setting)
• Dry aerosol diameter size instrument setting(dry_diameter_setting)
• Number of bins stored in data block(num_bins)
• Sampling mode scan type(scan_type)
• Humid aerosol particle relative humidity(humid_rh)
• Total scan concentration over all bins(total_concentration)
• Humidified DMA scanning time instrument setting(scan_time_setting)
• Sample flow rate(sample_flow)
• Dry aerosol particle relative humidity instrument setting(dry_rh_setting)
• Bin width(bin_width)
• Concentration of aerosol(aerosol_concentration)
• Bin center value(bin_center)
• Atomizer calibration status(atomizer)
• Bin numbers for sweep measurements(bin)
• Maximum aerosol particle diameter instrument setting(scan_max_diameter_setting)

• (Raw data stream - documentation not supported)