08-feb-17 09:20:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 167.33 hours . Total airflow this filter = 20.79 cubic meters . Mean BC concentration of all lamps = 45 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .671 sen(zero) = 0.021 . ref(beam) = 2.139 ref(zero) = 0.022 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 45 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 389 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .646 sen(zero) = 0.021 . ref(beam) = 2.379 ref(zero) = 0.022 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 966 ng Mean aerosol black carbon concentration = 46 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 319 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .867 sen(zero) = 0.021 . ref(beam) = 1.667 ref(zero) = 0.022 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 925 ng Mean aerosol black carbon concentration = 44 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 363 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .598 sen(zero) = 0.021 . ref(beam) = 2.117 ref(zero) = 0.022 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 938 ng Mean aerosol black carbon concentration = 45 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 522 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .277 sen(zero) = 0.021 . ref(beam) = .899 ref(zero) = 0.022 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 959 ng Mean aerosol black carbon concentration = 46 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 421 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .476 sen(zero) = 0.021 . ref(beam) = 1.085 ref(zero) = 0.022 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 945 ng Mean aerosol black carbon concentration = 45 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 496 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .810 sen(zero) = 0.021 . ref(beam) = 1.106 ref(zero) = 0.022 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 912 ng Mean aerosol black carbon concentration = 43 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 530 ppm. --- Disk space = 4.817224E+08 bytes free: One entry at every 10 minutes. There is space for 204814 hours ( 8534 days) more data --- 08-feb-17 09:20:00 Tape feeder mechanism advancing for 2 spot(s). ---