20-sep-16 05:12:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 9.83 hours . Total airflow this filter = 1.3 cubic meters . Mean BC concentration of all lamps = 819 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .794 sen(zero) = 0.021 . ref(beam) = 2.408 ref(zero) = 0.055 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 731 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 102 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .718 sen(zero) = 0.021 . ref(beam) = 2.660 ref(zero) = 0.055 . Optical attenuation of filter deposit = 64 . Total aerosol black carbon on filter = 1034 ng Mean aerosol black carbon concentration = 795 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 98 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .959 sen(zero) = 0.021 . ref(beam) = 1.878 ref(zero) = 0.055 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 1022 ng Mean aerosol black carbon concentration = 786 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 129 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .682 sen(zero) = 0.021 . ref(beam) = 2.320 ref(zero) = 0.055 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 1060 ng Mean aerosol black carbon concentration = 816 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 115 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .350 sen(zero) = 0.021 . ref(beam) = 1.241 ref(zero) = 0.055 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 1120 ng Mean aerosol black carbon concentration = 861 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 128 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .520 sen(zero) = 0.021 . ref(beam) = 1.260 ref(zero) = 0.055 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 1150 ng Mean aerosol black carbon concentration = 885 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 155 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .894 sen(zero) = 0.021 . ref(beam) = 1.309 ref(zero) = 0.055 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 1112 ng Mean aerosol black carbon concentration = 856 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 135 ppm. --- Disk space = 5.084692E+08 bytes free: One entry at every 2 minutes. There is space for 43237 hours ( 1802 days) more data --- 20-sep-16 05:12:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 20-sep-16 05:21:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.062 . Lamp 1 (370 nm): sen(beam) = 1.618 ref(beam) = 2.429 . Lamp 2 (470 nm): sen(beam) = 1.329 ref(beam) = 2.694 . Lamp 3 (520 nm): sen(beam) = 1.650 ref(beam) = 1.923 . Lamp 4 (590 nm): sen(beam) = 1.092 ref(beam) = 2.329 . Lamp 5 (660 nm): sen(beam) = .552 ref(beam) = 1.252 . Lamp 6 (880 nm): sen(beam) = .732 ref(beam) = 1.284 . Lamp 7 (950 nm): sen(beam) = 1.225 ref(beam) = 1.331 --- 20-sep-16 17:56:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 12.56 hours . Total airflow this filter = 1.74 cubic meters . Mean BC concentration of all lamps = 528 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .772 sen(zero) = 0.021 . ref(beam) = 2.455 ref(zero) = 0.062 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 951 ng Mean aerosol black carbon concentration = 546 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 68 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .746 sen(zero) = 0.021 . ref(beam) = 2.707 ref(zero) = 0.062 . Optical attenuation of filter deposit = 58 . Total aerosol black carbon on filter = 936 ng Mean aerosol black carbon concentration = 537 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 63 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .996 sen(zero) = 0.021 . ref(beam) = 1.928 ref(zero) = 0.062 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 893 ng Mean aerosol black carbon concentration = 513 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 72 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .712 sen(zero) = 0.021 . ref(beam) = 2.386 ref(zero) = 0.062 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 917 ng Mean aerosol black carbon concentration = 526 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 116 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .367 sen(zero) = 0.021 . ref(beam) = 1.255 ref(zero) = 0.062 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 929 ng Mean aerosol black carbon concentration = 533 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 75 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .539 sen(zero) = 0.021 . ref(beam) = 1.293 ref(zero) = 0.062 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 930 ng Mean aerosol black carbon concentration = 533 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 84 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .925 sen(zero) = 0.021 . ref(beam) = 1.341 ref(zero) = 0.062 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 884 ng Mean aerosol black carbon concentration = 507 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 95 ppm. --- Disk space = 5.083464E+08 bytes free: One entry at every 2 minutes. There is space for 43227 hours ( 1801 days) more data --- 20-sep-16 17:56:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 20-sep-16 18:05:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.066 . Lamp 1 (370 nm): sen(beam) = 1.667 ref(beam) = 2.460 . Lamp 2 (470 nm): sen(beam) = 1.359 ref(beam) = 2.729 . Lamp 3 (520 nm): sen(beam) = 1.700 ref(beam) = 1.917 . Lamp 4 (590 nm): sen(beam) = 1.119 ref(beam) = 2.332 . Lamp 5 (660 nm): sen(beam) = .559 ref(beam) = 1.254 . Lamp 6 (880 nm): sen(beam) = .754 ref(beam) = 1.278 . Lamp 7 (950 nm): sen(beam) = 1.257 ref(beam) = 1.326 --- 20-sep-16 19:24:42 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.3 hours . Total airflow this filter = .18 cubic meters . Mean BC concentration of all lamps = 2203 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.021 sen(zero) = 0.021 . ref(beam) = 2.469 ref(zero) = 0.066 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 612 ng Mean aerosol black carbon concentration = 3436 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 193 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.024 sen(zero) = 0.021 . ref(beam) = 2.736 ref(zero) = 0.066 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 443 ng Mean aerosol black carbon concentration = 2488 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 163 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.370 sen(zero) = 0.021 . ref(beam) = 1.922 ref(zero) = 0.066 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 364 ng Mean aerosol black carbon concentration = 2045 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 168 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .954 sen(zero) = 0.021 . ref(beam) = 2.379 ref(zero) = 0.066 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 348 ng Mean aerosol black carbon concentration = 1956 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 437 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .477 sen(zero) = 0.021 . ref(beam) = 1.264 ref(zero) = 0.066 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 348 ng Mean aerosol black carbon concentration = 1954 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 196 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .672 sen(zero) = 0.021 . ref(beam) = 1.287 ref(zero) = 0.066 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 329 ng Mean aerosol black carbon concentration = 1851 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 238 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.132 sen(zero) = 0.021 . ref(beam) = 1.336 ref(zero) = 0.066 . Optical attenuation of filter deposit = 9 . Total aerosol black carbon on filter = 301 ng Mean aerosol black carbon concentration = 1693 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 297 ppm. --- Disk space = 5.081989E+08 bytes free: One entry at every 2 minutes. There is space for 43214 hours ( 1801 days) more data --- Disk space = 5.081743E+08 bytes free: One entry at every 2 minutes. There is space for 43212 hours ( 1800 days) more data --- 20-sep-16 19:25:18 Tape feeder mechanism advancing for 2 spot(s). --- Disk space = 5.081743E+08 bytes free: One entry at every 2 minutes. There is space for 43212 hours ( 1800 days) more data --- 20-sep-16 20:15:37 Tape feeder mechanism advancing for 2 spot(s). --- 20-sep-16 20:20:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 20-sep-16 20:25:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.042 . Lamp 1 (370 nm): sen(beam) = 1.598 ref(beam) = 2.381 . Lamp 2 (470 nm): sen(beam) = 1.308 ref(beam) = 2.645 . Lamp 3 (520 nm): sen(beam) = 1.637 ref(beam) = 1.860 . Lamp 4 (590 nm): sen(beam) = 1.084 ref(beam) = 2.269 . Lamp 5 (660 nm): sen(beam) = .541 ref(beam) = 1.222 . Lamp 6 (880 nm): sen(beam) = .726 ref(beam) = 1.247 . Lamp 7 (950 nm): sen(beam) = 1.211 ref(beam) = 1.294 --- 20-sep-16 22:09:50 SERIOUS INSTRUMENT PROBLEM !!! Problem with air flow pump or plumbing. Flow < 1 vLPM. --- 20-sep-16 22:09:50 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.7 hours . Total airflow this filter = .16 cubic meters . Mean BC concentration of all lamps = 573 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.457 sen(zero) = 0.021 . ref(beam) = 2.394 ref(zero) = 0.042 . Optical attenuation of filter deposit = 8 . Total aerosol black carbon on filter = 105 ng Mean aerosol black carbon concentration = 642 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 105 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.213 sen(zero) = 0.021 . ref(beam) = 2.651 ref(zero) = 0.042 . Optical attenuation of filter deposit = 6 . Total aerosol black carbon on filter = 106 ng Mean aerosol black carbon concentration = 653 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 114 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.530 sen(zero) = 0.021 . ref(beam) = 1.862 ref(zero) = 0.042 . Optical attenuation of filter deposit = 5 . Total aerosol black carbon on filter = 97 ng Mean aerosol black carbon concentration = 597 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 167 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.037 sen(zero) = 0.021 . ref(beam) = 2.297 ref(zero) = 0.042 . Optical attenuation of filter deposit = 5 . Total aerosol black carbon on filter = 102 ng Mean aerosol black carbon concentration = 623 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 179 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .511 sen(zero) = 0.021 . ref(beam) = 1.224 ref(zero) = 0.042 . Optical attenuation of filter deposit = 4 . Total aerosol black carbon on filter = 95 ng Mean aerosol black carbon concentration = 584 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 260 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .696 sen(zero) = 0.021 . ref(beam) = 1.247 ref(zero) = 0.042 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 87 ng Mean aerosol black carbon concentration = 537 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 172 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.164 sen(zero) = 0.021 . ref(beam) = 1.293 ref(zero) = 0.042 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 61 ng Mean aerosol black carbon concentration = 377 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 183 ppm. --- Disk space = 5.081743E+08 bytes free: One entry at every 2 minutes. There is space for 43212 hours ( 1800 days) more data ---