ENA/UHSAS/C1 - High counts in lower bins

High counts in the 4 lowest bins/channels. Possible contamination. Instrument set up to 
sample through a filter for troubleshooting. No valid data from the period.

Do not use the data from this time period.

• Auxiliary measurement, not implemented(auxiliary)
• Unit temperature(unit_temperature)
• Scatter signal(scattering_voltage)
• Lower particle size limit for each bin(lower_size_limit)
• Current(current)
• Particle size distribution(size_distribution)
• Reference(reference)
• Main flow rate(flow)
• Differential_voltage, see instrument manual(differential_voltage)
• Sample pressure(sample_pressure)
• Upper particle size limit for each bin(upper_size_limit)
• Sheath flow(sheath_flow)
• Purge flow(purge_flow)
• Bin number(bin_num)
• Sample volume(sampling_volume)
• Temperature used for calculation(temperature)

• (Raw data stream - documentation not supported)