05-feb-13 14:14:54 SERIOUS INSTRUMENT PROBLEM !!! Reference beam OK, Sensing beam low on lamp 1 Tape Advance mechanism problem --- 05-feb-13 14:14:55 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 31.08 hours . Total airflow this filter = 9.1 cubic meters . Mean BC concentration of all lamps = 94 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .121 sen(zero) = 0.021 . ref(beam) = 2.185 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 720 ng Mean aerosol black carbon concentration = 79 ng/m3 --- The reference beam showed lamp intensity fluctuations of 42 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .231 sen(zero) = 0.021 . ref(beam) = 2.383 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 804 ng Mean aerosol black carbon concentration = 88 ng/m3 --- The reference beam showed lamp intensity fluctuations of 28 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .187 sen(zero) = 0.021 . ref(beam) = 2.443 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 812 ng Mean aerosol black carbon concentration = 89 ng/m3 --- The reference beam showed lamp intensity fluctuations of 30 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .279 sen(zero) = 0.021 . ref(beam) = 1.237 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 849 ng Mean aerosol black carbon concentration = 93 ng/m3 --- The reference beam showed lamp intensity fluctuations of 94 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .356 sen(zero) = 0.021 . ref(beam) = 2.264 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 890 ng Mean aerosol black carbon concentration = 98 ng/m3 --- The reference beam showed lamp intensity fluctuations of 49 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .548 sen(zero) = 0.021 . ref(beam) = 3.519 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 971 ng Mean aerosol black carbon concentration = 106 ng/m3 --- The reference beam showed lamp intensity fluctuations of 59 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .476 sen(zero) = 0.021 . ref(beam) = 4.524 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 954 ng Mean aerosol black carbon concentration = 105 ng/m3 --- The reference beam showed lamp intensity fluctuations of 53 ppm. --- Disk space = 2.738534E+07 bytes free: One entry at every 5 minutes. There is space for 5822 hours ( 243 days) more data --- Disk space = 2.723584E+07 bytes free: One entry at every 5 minutes. There is space for 5790 hours ( 241 days) more data --- 05-feb-13 14:21:38 Tape feeder mechanism advancing for 2 spot(s). --- 05-feb-13 14:26:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 05-feb-13 14:34:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .126 ref(beam) = 2.172 . Lamp 2 (470 nm): sen(beam) = .241 ref(beam) = 2.376 . Lamp 3 (520 nm): sen(beam) = .194 ref(beam) = 2.436 . Lamp 4 (590 nm): sen(beam) = .283 ref(beam) = 1.218 . Lamp 5 (660 nm): sen(beam) = .363 ref(beam) = 2.254 . Lamp 6 (880 nm): sen(beam) = .557 ref(beam) = 3.496 . Lamp 7 (950 nm): sen(beam) = .482 ref(beam) = 4.500 --- 05-feb-13 17:14:54 SERIOUS INSTRUMENT PROBLEM !!! Reference beam OK, Sensing beam low on lamp 1 Tape Advance mechanism problem --- 05-feb-13 17:14:54 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.58 hours . Total airflow this filter = .75 cubic meters . Mean BC concentration of all lamps = 112 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .121 sen(zero) = 0.021 . ref(beam) = 2.184 ref(zero) = 0.021 . Optical attenuation of filter deposit = 5 . Total aerosol black carbon on filter = 66 ng Mean aerosol black carbon concentration = 90 ng/m3 --- The reference beam showed lamp intensity fluctuations of 75 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .230 sen(zero) = 0.021 . ref(beam) = 2.386 ref(zero) = 0.021 . Optical attenuation of filter deposit = 4 . Total aerosol black carbon on filter = 75 ng Mean aerosol black carbon concentration = 102 ng/m3 --- The reference beam showed lamp intensity fluctuations of 57 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .186 sen(zero) = 0.021 . ref(beam) = 2.439 ref(zero) = 0.021 . Optical attenuation of filter deposit = 4 . Total aerosol black carbon on filter = 76 ng Mean aerosol black carbon concentration = 104 ng/m3 --- The reference beam showed lamp intensity fluctuations of 38 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .275 sen(zero) = 0.021 . ref(beam) = 1.235 ref(zero) = 0.021 . Optical attenuation of filter deposit = 4 . Total aerosol black carbon on filter = 81 ng Mean aerosol black carbon concentration = 110 ng/m3 --- The reference beam showed lamp intensity fluctuations of 161 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .351 sen(zero) = 0.021 . ref(beam) = 2.269 ref(zero) = 0.021 . Optical attenuation of filter deposit = 3 . Total aerosol black carbon on filter = 85 ng Mean aerosol black carbon concentration = 116 ng/m3 --- The reference beam showed lamp intensity fluctuations of 77 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .541 sen(zero) = 0.021 . ref(beam) = 3.513 ref(zero) = 0.021 . Optical attenuation of filter deposit = 3 . Total aerosol black carbon on filter = 95 ng Mean aerosol black carbon concentration = 130 ng/m3 --- The reference beam showed lamp intensity fluctuations of 85 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .470 sen(zero) = 0.021 . ref(beam) = 4.532 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 94 ng Mean aerosol black carbon concentration = 128 ng/m3 --- The reference beam showed lamp intensity fluctuations of 83 ppm. --- Disk space = 2.723584E+07 bytes free: One entry at every 5 minutes. There is space for 5790 hours ( 241 days) more data --- Disk space = 2.721997E+07 bytes free: One entry at every 5 minutes. There is space for 5787 hours ( 241 days) more data --- 05-feb-13 17:21:38 Tape feeder mechanism advancing for 2 spot(s). --- 05-feb-13 17:26:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 05-feb-13 17:34:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .123 ref(beam) = 2.174 . Lamp 2 (470 nm): sen(beam) = .235 ref(beam) = 2.373 . Lamp 3 (520 nm): sen(beam) = .189 ref(beam) = 2.440 . Lamp 4 (590 nm): sen(beam) = .276 ref(beam) = 1.220 . Lamp 5 (660 nm): sen(beam) = .355 ref(beam) = 2.248 . Lamp 6 (880 nm): sen(beam) = .546 ref(beam) = 3.505 . Lamp 7 (950 nm): sen(beam) = .472 ref(beam) = 4.492 --- 05-feb-13 18:54:54 SERIOUS INSTRUMENT PROBLEM !!! Reference beam OK, Sensing beam low on lamp 1 Tape Advance mechanism problem --- 05-feb-13 18:54:54 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.25 hours . Total airflow this filter = .36 cubic meters . Mean BC concentration of all lamps = 101 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .121 sen(zero) = 0.021 . ref(beam) = 2.184 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 28 ng Mean aerosol black carbon concentration = 83 ng/m3 --- The reference beam showed lamp intensity fluctuations of 204 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .230 sen(zero) = 0.021 . ref(beam) = 2.382 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 32 ng Mean aerosol black carbon concentration = 94 ng/m3 --- The reference beam showed lamp intensity fluctuations of 176 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .186 sen(zero) = 0.021 . ref(beam) = 2.442 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 32 ng Mean aerosol black carbon concentration = 94 ng/m3 --- The reference beam showed lamp intensity fluctuations of 98 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .274 sen(zero) = 0.021 . ref(beam) = 1.235 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 33 ng Mean aerosol black carbon concentration = 99 ng/m3 --- The reference beam showed lamp intensity fluctuations of 449 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .350 sen(zero) = 0.021 . ref(beam) = 2.260 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 36 ng Mean aerosol black carbon concentration = 106 ng/m3 --- The reference beam showed lamp intensity fluctuations of 358 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .540 sen(zero) = 0.021 . ref(beam) = 3.518 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 39 ng Mean aerosol black carbon concentration = 116 ng/m3 --- The reference beam showed lamp intensity fluctuations of 398 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .468 sen(zero) = 0.021 . ref(beam) = 4.519 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 39 ng Mean aerosol black carbon concentration = 115 ng/m3 --- The reference beam showed lamp intensity fluctuations of 411 ppm. --- Disk space = 2.721997E+07 bytes free: One entry at every 5 minutes. There is space for 5787 hours ( 241 days) more data --- Disk space = 2.721024E+07 bytes free: One entry at every 5 minutes. There is space for 5784 hours ( 241 days) more data --- 05-feb-13 19:01:38 Tape feeder mechanism advancing for 2 spot(s). --- 05-feb-13 19:06:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 05-feb-13 19:14:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .124 ref(beam) = 2.173 . Lamp 2 (470 nm): sen(beam) = .235 ref(beam) = 2.379 . Lamp 3 (520 nm): sen(beam) = .190 ref(beam) = 2.442 . Lamp 4 (590 nm): sen(beam) = .276 ref(beam) = 1.220 . Lamp 5 (660 nm): sen(beam) = .354 ref(beam) = 2.257 . Lamp 6 (880 nm): sen(beam) = .545 ref(beam) = 3.508 . Lamp 7 (950 nm): sen(beam) = .471 ref(beam) = 4.505 --- 05-feb-13 20:39:54 SERIOUS INSTRUMENT PROBLEM !!! Reference beam OK, Sensing beam low on lamp 1 Tape Advance mechanism problem --- 05-feb-13 20:39:54 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 1.33 hours . Total airflow this filter = .39 cubic meters . Mean BC concentration of all lamps = 112 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .121 sen(zero) = 0.021 . ref(beam) = 2.178 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 34 ng Mean aerosol black carbon concentration = 93 ng/m3 --- The reference beam showed lamp intensity fluctuations of 174 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .229 sen(zero) = 0.021 . ref(beam) = 2.381 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 39 ng Mean aerosol black carbon concentration = 106 ng/m3 --- The reference beam showed lamp intensity fluctuations of 164 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .186 sen(zero) = 0.021 . ref(beam) = 2.440 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 39 ng Mean aerosol black carbon concentration = 106 ng/m3 --- The reference beam showed lamp intensity fluctuations of 105 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .271 sen(zero) = 0.021 . ref(beam) = 1.224 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 43 ng Mean aerosol black carbon concentration = 118 ng/m3 --- The reference beam showed lamp intensity fluctuations of 400 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .347 sen(zero) = 0.021 . ref(beam) = 2.256 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 43 ng Mean aerosol black carbon concentration = 118 ng/m3 --- The reference beam showed lamp intensity fluctuations of 287 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .535 sen(zero) = 0.021 . ref(beam) = 3.500 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 46 ng Mean aerosol black carbon concentration = 128 ng/m3 --- The reference beam showed lamp intensity fluctuations of 253 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .464 sen(zero) = 0.021 . ref(beam) = 4.503 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 42 ng Mean aerosol black carbon concentration = 117 ng/m3 --- The reference beam showed lamp intensity fluctuations of 315 ppm. --- Disk space = 2.721024E+07 bytes free: One entry at every 5 minutes. There is space for 5784 hours ( 241 days) more data --- Disk space = 2.720051E+07 bytes free: One entry at every 5 minutes. There is space for 5782 hours ( 241 days) more data --- 05-feb-13 20:46:38 Tape feeder mechanism advancing for 2 spot(s). --- 05-feb-13 20:51:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 05-feb-13 20:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = .122 ref(beam) = 2.166 . Lamp 2 (470 nm): sen(beam) = .232 ref(beam) = 2.374 . Lamp 3 (520 nm): sen(beam) = .188 ref(beam) = 2.440 . Lamp 4 (590 nm): sen(beam) = .269 ref(beam) = 1.208 . Lamp 5 (660 nm): sen(beam) = .348 ref(beam) = 2.243 . Lamp 6 (880 nm): sen(beam) = .535 ref(beam) = 3.488 . Lamp 7 (950 nm): sen(beam) = .464 ref(beam) = 4.471 --- 05-feb-13 21:54:54 SERIOUS INSTRUMENT PROBLEM !!! Reference beam OK, Sensing beam low on lamp 1 Tape Advance mechanism problem --- 05-feb-13 21:54:54 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .83 hours . Total airflow this filter = .24 cubic meters . Mean BC concentration of all lamps = 112 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .121 sen(zero) = 0.021 . ref(beam) = 2.178 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 19 ng Mean aerosol black carbon concentration = 88 ng/m3 --- The reference beam showed lamp intensity fluctuations of 490 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .229 sen(zero) = 0.021 . ref(beam) = 2.384 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 24 ng Mean aerosol black carbon concentration = 113 ng/m3 --- The reference beam showed lamp intensity fluctuations of 352 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .185 sen(zero) = 0.021 . ref(beam) = 2.443 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 22 ng Mean aerosol black carbon concentration = 101 ng/m3 --- The reference beam showed lamp intensity fluctuations of 273 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .269 sen(zero) = 0.021 . ref(beam) = 1.225 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 23 ng Mean aerosol black carbon concentration = 105 ng/m3 --- The reference beam showed lamp intensity fluctuations of 1051 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .345 sen(zero) = 0.021 . ref(beam) = 2.257 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 24 ng Mean aerosol black carbon concentration = 113 ng/m3 --- The reference beam showed lamp intensity fluctuations of 706 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .532 sen(zero) = 0.021 . ref(beam) = 3.505 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 27 ng Mean aerosol black carbon concentration = 124 ng/m3 --- The reference beam showed lamp intensity fluctuations of 804 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .461 sen(zero) = 0.021 . ref(beam) = 4.503 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 30 ng Mean aerosol black carbon concentration = 139 ng/m3 --- The reference beam showed lamp intensity fluctuations of 831 ppm. --- Disk space = 2.720051E+07 bytes free: One entry at every 5 minutes. There is space for 5782 hours ( 241 days) more data ---