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Survey When (UTC) LatitudeLongitude InstrumentIdentifierActionLogSubject / Comments
IN2017_T01 2017-09-29 17:47 [view ] -13.1332 147.8770 Nephelometer [view] Stop in2017_t01 Nephelometer stopped due to high RH
IN2017_V04 2017-09-06 11:27 [view ] -33.0809 154.5588 Nephelometer [view] maintenance in2017_v04 Line interruption Line interrupted for T&RH sensor install. May also affect CPC and SMPS
IN2018_T01 2018-04-12 23:30 [view ] -31.3683 154.1238 Nephelometer [view] Stop in2018_t01 Stopped due to high humidity
IN2018_T02 2018-05-20 19:47 [view ] -43.0200 147.3830 Nephelometer [view] Stop Atmospherics_in2018_t02 End of voyage shutdown
IN2018_V01 2018-02-03 00:42 [view ] -64.9980 145.4994 Neph [view] Atmospherics in2018_v01 Running full cal Measurements seem to be below zero...
IN2018_V01 2018-02-03 03:55 [view ] -65.0902 146.2329 Neph [view] Atmospherics in2018_v01 Running zero check
IN2018_V06 2018-11-27 00:25 [view ] -44.2872 147.1577 Nephelometer [view] Maintenance in2018_v06_Atmospherics filter and cal routine Looked at the cal data from the voyage thus far. Seems like the zero checks are a bit less stable than they used to be so I& 39;ve put the old filter back in. Also noticed there were no span checks taking place. I& 39;ve changed the cal routine to do zero and span checks every 24hrs.
IN2018_V06 2018-12-12 01:41 [view ] -44.2392 147.4655 Nephelometer [view] Maintenance in2018_v06_Atmospherics MFC connection testing Did some tests to confirm best vacuum source for system. Chose the weak vacuum - no advantage to strong vacuum
IN2018_V06 2018-12-13 21:17 [view ] -44.3530 147.2775 Nephelometer [view] Maintenance in2018_v06_Atmospherics Testing serial control Sent multidrop command **0J4 to start a zero check. Testing to see if we can control the device to avoid ship exhaust contamination
IN2018_V06 2018-12-13 21:46 [view ] -44.3522 147.2767 Nephelometer [view] Maintenance in2018_v06_Atmospherics Testing serial control - complete Completed the test. Returned the device to normal state with the command **0J0 This test confirmed that: - multidrop port commands do not interfere with data output on the service port - I can set the device state to zero check or normal monitoring. presumably can do other states similarly - device will stay in the assigned state until further instruction
IN2018_V06 2018-12-15 02:38 [view ] -43.6125 147.4400 Nephelometer [view] Observation in2018_v06_Atmospherics testing status monitoring currently testing a status monitoring script, for use with a future exhaust shutdown/protection. Communicating via Multidrop port. Shouldn& 39;t affect neph operation, but any anomalies may be attributable to this
IN2018_V06 2018-12-15 05:11 [view ] -43.1383 147.4657 Nephelometer [view] Maintenance in2018_v06_Atmospherics testing exhaust bypass Tested the exhaust bypass algorithm between 0500 and 0515. This set the neph to zero check mode when the exhaust algorithm detected contamination. Test showed this can work. still need to work out how to integrate daily span and zero checks.
IN2018_V06 2018-12-15 17:51 [view ] -42.1940 148.4982 Nephelometer [view] Change in2018_v06_Atmospherics Neph Control script started A script to control the nephelometer state has been started. This should: set the neph to zero check if exhaust is present set zero check for 30 mins from 0000-0030UTC set span check for 30 mins from 0030-0100UTC lets see how it goes...
IN2018_V06 2018-12-15 21:09 [view ] -41.7477 148.6658 Nephelometer [view] Change in2018_v06_Atmospherics time set time was incorrect, so was set to UTC
IN2018_V06 2018-12-15 21:10 [view ] -41.7455 148.6682 Nephelometer [view] Change in2018_v06_Atmospherics regular cal checks disabled I have disabled the instrument& 39;s scheduled zero and span checks, as this is now managed by the exhaust bypass control software
IN2018_V06 2018-12-17 00:52 [view ] -41.2332 148.7495 Nephelometer [view] Fault in2018_v06_Atmospherics Bug in exhaust monitor code Found a bug in the exhaust monitor code which was preventing the scheduled span and zero checks from operating properly. Hopefully have fixed this.
IN2018_V06 2018-12-17 19:23 [view ] -41.5648 148.7778 Nephelometer [view] Maintenance in2018_v06_Atmospherics restarted control script
IN2018_V08 2019-01-01 05:02 [view ] -36.2840 158.8133 Nephelometer [view] Start in2018_v08_Atmospherics Restarted The Nephelometer was displaying "Instrument in Warmup" on its display. I power cycled it to see if the message goes away. I also stopped the "Neph Exhaust" script that Ian had set up.
IN2019_E01 2019-07-23 01:50 [view ] Nephelometer [view] Maintenance in2019_e01_Atmospherics Nephelometer 12 month maintenance including: - Exhaust ball valve cleaning - inlet ball valve was clean, but exhaust ball valve was quite dirty. - Optic cell clean performed - this was quite clean. - Full optical bench clean. A small amount of vac grease was applied to o-rings in optic chamber tubes. - Inspected the exhaust flow DFU - all OK, none replaced. - Batteries were replaced. - Pneumatics were cleaned After reassembly, a leak check was performed - Failed Isolated the external plumbing from the leak test - still failed. Discovered tubing to the pressure sensor was pinched during optic bench reinstallation - test still failed. Found a tube completely disconnected on the output of the zero pump, which means the zero tests for the foreseeable past are crap, but will need to look into the past zeros to verify data quality. This is an inherent problem with the design of these connections.
IN2019_E01 2019-07-28 05:52 [view ] -10.1250 135.9800 Nephelometer [view] Maintenance in2019_e01_Atmospherics Running overnight zero, starting at 05:50am UTC
IN2019_E01 2019-07-29 10:20 [view ] -10.7585 141.5920 Nephelometer [view] Maintenance in2019_e01_Atmospherics Zero check stopped, started back on ambient
IN2019_E01 2019-07-30 01:02 [view ] -9.2247 143.8993 Nephelometer [view] Maintenance in2019_e01_Atmospherics Added missing insulation to inlet pipe that was missed during servicing.
IN2019_E01 2019-07-30 04:21 [view ] -9.5032 144.4978 Nephelometer [view] Maintenance in2019_e01_Atmospherics Temperature, BaroPress, RH sensor calibration Audited sample temperature, Barometric pressure, and sample RH sensors against external probes (about 2hrs ago). All passsed, no adjustment performed. Parameter Nephelometer Calibrated reference Temperature 25.69 26.34 Rel Humidity 44.775 44.93 Pressure 1010.1 1009
IN2019_E01 2019-07-30 04:24 [view ] -9.5110 144.5042 Nephelometer [view] Maintenance in2019_e01_Atmospherics leak check performed instrument leak check, from software settings (exhaust plumbed to inlet). all passed.
IN2019_E01 2019-07-30 04:30 [view ] -9.5265 144.5167 Nephelometer [view] Start in2019_e01_Atmospherics Zero check
IN2019_E01 2019-07-30 05:12 [view ] -9.6367 144.6057 Nephelometer [view] Start in2019_e01_Atmospherics Span check
IN2019_E01 2019-07-30 06:18 [view ] -9.7598 144.7603 Nephelometer [view] Maintenance in2019_e01_Atmospherics Full calibration activated
IN2019_E01 2019-07-30 07:34 [view ] -9.7907 144.7482 Nephelometer [view] Maintenance in2019_e01_Atmospherics Span check post-adjust Span check
IN2019_E01 2019-07-30 08:11 [view ] -9.7943 144.7415 Nephelometer [view] Maintenance in2019_e01_Atmospherics Zero check Post-adjust Zero Check
IN2019_E01 2019-07-30 08:44 [view ] -9.7860 144.7487 Nephelometer [view] Observation in2019_e01_Atmospherics Zero check Zero cal/check does not appear to be working proplery. Cal ball valves did not close, cal control box did not work, zero air pump did not switch on. Will investigate tomorrow.
IN2019_E01 2019-07-30 09:24 [view ] -9.8572 144.7975 Nephelometer [view] Maintenance in2019_e01_Atmospherics Zero Check test tested zero check functionality via remote terminal /udpterminal
IN2019_E01 2019-07-31 03:24 [view ] -11.9405 145.4648 Nephelometer [view] Maintenance in2019_e01_Atmospherics flow audit Neph disconnected from sample line 02:30 - 03:20hrs for flow calibration. Flows measured at inlet of Neph. Gilib (initial) = 5.121LPM (n=5). Alicat set = 5.000slpm Gilib (final) = 5.019LPM (n=5). Alicat set= 4.950slpm, read= 4.950slpm/14.76(v)lpm.
IN2019_T01 2019-03-06 17:41 [view ] -42.8863 147.3388 Nephelometer [view] Observation in2019_t01_Atmospherics CO2 Cal Tank Empty CO2 tank was noted as empty, unsure when exactly this occured. High side of the regulator is showing 0.0 Low side is showing <40psi
IN2019_V03 2019-05-14 12:30 [view ] -32.4402 115.0838 Nephelometer [view] Maintenance in2019_v03_Atmospherics Span check test /span check activated to test new co2 flow meter
IN2019_V03 2019-05-17 09:52 [view ] -39.4982 110.0043 Nephelometer [view] Maintenance in2019_v03_Atmospherics Full calibration activated
IN2019_V03 2019-05-17 11:22 [view ] -39.4605 109.9713 Nephelometer [view] Maintenance in2019_v03_Atmospherics zero check following cal
IN2019_V03 2019-05-17 12:06 [view ] -39.4528 109.9675 Nephelometer [view] Maintenance in2019_v03_Atmospherics Normal operation started
IN2019_V03 2019-05-24 08:40 [view ] -29.0007 110.0015 Nephelometer [view] Maintenance in2019_v03_Atmospherics Zero adjust started
IN2019_V03 2019-05-24 08:46 [view ] -29.0018 110.0017 Nephelometer [view] Maintenance in2019_v03_Atmospherics vacuum outage Brief vacuum outage due to maintenance on vacuum line.
IN2019_V03 2019-05-24 08:49 [view ] -29.0020 110.0017 Nephelometer [view] Maintenance in2019_v03_Atmospherics Zero check started
IN2019_V03 2019-05-24 08:55 [view ] -29.0033 110.0018 Nephelometer [view] Maintenance in2019_v03_Atmospherics Restarted
IN2019_V03 2019-05-24 08:55 [view ] -29.0033 110.0018 Nephelometer [view] Maintenance in2019_v03_Atmospherics vacuum stopped temporarly
IN2019_V03 2019-05-25 10:05 [view ] -27.4583 109.9738 Nephelometer [view] Maintenance in2019_v03_Atmospherics Restarted due to work on vacuum
IN2019_V03 2019-06-12 08:17 [view ] -28.4530 113.4793 Nephelometer [view] Stop in2019_v03_Atmospherics Shut down for dry dock
IN2019_V06 2019-10-22 01:52 [view ] -13.9562 121.3962 Nephelometer [view] in2019_v06_Atmospherics Exhaust detection min wind threshold changed from 10 to 3 kt This will affect the exhaust zeroing.
IN2019_V06 2019-11-07 06:00 [view ] -13.7993 121.9553 Nephelometer [view] Observation in2019_v06_Atmospherics Neph hasn't done its calibration the past few days - CO2 tank has run out. Will is going to replace it this shift.
IN2019_V06 2019-11-07 06:41 [view ] -13.7987 121.9577 Nephelometer [view] Maintenance in2019_v06_Atmospherics co2 tank replaced - co2 tank depleted, spare connected, and leak checked - accumulative flow meter reading 456 - accumulative meter reset
IN2019_V06 2019-11-15 22:54 [view ] -11.2067 133.4435 Nephelometer [view] Change in2019_v06_Atmospherics MFC swapped for upstream ssensor MFC 179325 removed - has upstream sensor. MFC 179324 installed - has downstream sensor. 179325 will be modifies for downstream sensor and reinstalled shortly. The MFC for the bypass ( 179327) had a sensor downstream of the valve. Parameters before change (upstream sensor): - Control: 5.00 SLPM Mass Flow - Vol Flow = 6.13 LPM - Mass FLow = 5.00 SLPM - pressure = 848mBarA Parameters after change: - Control: 6.00 LPM Vol Flow - Vol Flow = 6.00 LPM - Mass FLow = 5.54 SLPM - Pressure = 951 mBarA
IN2019_V06 2019-11-16 00:11 [view ] -11.2057 133.4437 Nephelometer [view] Maintenance in2019_v06_Atmospherics MFC reinstalled MFC 179325 reinstalled. Parameters after change: - Control: 6.00 LPM Vol Flow - Vol Flow = 6.00 LPM - Mass FLow = 5.64 SLPM - Pressure = 968 mBarA
IN2019_V06 2019-11-18 17:41 [view ] -11.8435 131.5385 Nephelometer [view] Change in2019_v06_Atmospherics Flow rate reduced to 5LPM (Vol) Flow rate reduced from 6LPM to 5 LPM. Sample line humidity was starting to exceed 40% at times
IN2019_V07 2019-04-18 01:18 [view ] -38.5988 147.5725 Nephelometer [view] Maintenance Atmospherics_in2019_v07 Zero Adjust
IN2019_V07 2019-04-18 01:18 [view ] -38.5988 147.5725 Nephelometer [view] Maintenance in2019_v07_Atmospherics Zero Adjust
IN2020_E01 2020-08-05 19:54 [view ] -42.9715 147.3807 Nephelometer [view] Outage in2020_e01_Atmospherics
IN2020_V01 2020-01-30 20:38 [view ] -54.4142 81.9503 Nephelometer [view] Maintenance in2020_v01_Atmospherics Stopped to clean optical chamber Nothing came out with triton X solution, a lot came out with IPA wipes
IN2020_V01 2020-01-31 02:28 [view ] -54.6427 82.5350 Nephelometer [view] Maintenance in2020_v01_Atmospherics Running post clean leak check Leak check didn& 39;t complete first few attempts (just hanging for 15+ minutes) tried power cycling neph and calibration controller, still didn& 39;t complete. Stopped NephControl script and ran leak test, it passed
IN2020_V01 2020-01-31 02:42 [view ] -54.6560 82.5397 Nephelometer [view] Maintenance in2020_v01_Atmospherics Zero noise check start zero noise started 2h duration
IN2020_V01 2020-01-31 04:49 [view ] -54.5815 82.6288 Nephelometer [view] Maintenance in2020_v01_Atmospherics Full calibration started full calibration started min 25min max 30min
IN2020_V01 2020-01-31 05:33 [view ] -54.6513 82.7347 Nephelometer [view] Start in2020_v01_Atmospherics Start NephControl script after calibration
IN2020_V01 2020-01-31 05:47 [view ] -54.6767 82.7738 Nephelometer [view] Maintenance in2020_v01_Atmospherics Started calibration Calibration didn& 39;t finish properly, started it again
IN2020_V01 2020-02-26 01:34 [view ] -32.9015 97.6633 Nephelometer [view] Change in2020_v01_Atmospherics Moving NephControl scrip functionality to "Nephelometer Interface" Stopped NephControl script on Aerosol GP PC. Connected Multidrop and Service Serial ports to new Nephelometer Interface box (0194 board). Nephelometer data, control commands, acknowledgements of control commands, and CO2 flow rates are being sent to techsas on port 51503. IP address of Nepheloemeter Interface 0194 board is 150.229.233.244 Changes were made while exhaust was being detected, so as not to lose any good data
IN2020_V01 2020-02-27 00:00 [view ] -32.0442 98.6372 Nephelometer [view] Fault in2020_v01_Atmospherics Zero checks didn't run properly (Nephelometer Interface firmware bug) On the 2020-02-27 and 2020-02-28 the zero checks didn& 39;t run properly due to a firmware bug. The bug was fixed on the 2020-02-28.
IN2020_V01 2020-02-28 00:00 [view ] -32.8720 99.9995 Nephelometer [view] Fault in2020_v01_Atmospherics Zero checks didn't run properly (Nephelometer Interface firmware bug) On the 2020-02-27 and 2020-02-28 the zero checks didn& 39;t run properly due to a firmware bug. The bug was fixed on the 2020-02-28.
IN2020_V01 2020-03-02 01:00 [view ] -33.7258 101.8762 Nephelometer [view] Fault in2020_v01_Atmospherics Span check ran longer than usual (Nephelometer Interface firmware bug) After the scheduled span check a firmware bug in the Nepheloemter Interface caused the Nephelometer to run another span check for a longer than usual time. Exhaust was detected during this period, so the Nepheloemer should have been set to zero check instead. The bug was fixed at 2020-03-02 01:32:05.280 UTC.
IN2020_V01 2020-03-03 03:33 [view ] -32.8690 102.7092 Nephelometer [view] Change in2020_v01_Atmospherics Set Nephelometer to correct time Nephelometer real-time clock has displaying the incorrect time since dry dock, I updated it to reflect the current UTC time. I also updated the Nepheloemeter interface to set the time when starting up. The time immediately before change: 10/08/2003 21:33:45 The time immediatelly after change: 03/03/2020 03:33:20
IN2020_V06 2020-10-15 17:25 [view ] -54.6003 158.9608 Nephelometer [view] Start in2020_v06_Atmospherics Restarted Sensor Interface I restarted the sensor interface because the nepholometer has been saying "Warming Up" since we left. Seeing if that message will disappear.
IN2020_V06 2020-10-15 23:47 [view ] -54.3365 159.1801 Nephelometer [view] Outage in2020_v06_Atmospherics 0194 stopped to test system warmup The neph keeps reporting "instrument in warmup". I& 39;m testing ahypothesis that the 0194 is preventing the neph from doing it& 39;s normal warmup procedure I have shut down the 0194 application code for 15 minutes, and will then restart it.
IN2020_V06 2020-10-20 02:33 [view ] -55.1128 159.1562 Nephelometer [view] Outage in2020_v06_Atmospherics Turned off for 10minutes to fix warmup message on display.
IN2021_T01 2021-06-16 23:42 [view ] -11.8255 145.0505 Nephelometer [view] Fault Atmospherics air leak into the smps sample 16/6 23:26 - I just found that the air inlet tube was not connected properly. air has been sucked into the sampling system since I connected up the SMPS on 13/6 18:55. This will have affected the SMPS, and CPCs. It is possible that it will have affected the.nephelometer and CCNC. It is possible, but I think unlikely, that it also affected the ozone and greenhouse gas system, depending on the interactions in the manifold and sample lines.
IN2021_T01 2021-06-21 05:25 [view ] -10.7505 134.5233 Nephelometer [view] Maintenance Atmospherics Swap out CO2 cylinder and regulator (cylinder fitting swap)
IN2021_V01 2021-02-08 21:34 [view ] -62.4927 88.1003 Nephelometer [view] Outage Atmospherics Nephelometer disconnected from inlet (inlet plugged) Nephelometer disconnected from the inlet to perform a light source check. The inlet was plugged to not contaminate other instruments.
IN2021_V01 2021-02-08 22:47 [view ] -62.4585 87.6815 Nephelometer [view] Change Atmospherics Reconnected to inlet after light source check and optical clean
IN2021_V01 2021-02-08 22:55 [view ] -62.4588 87.6235 Nephelometer [view] Maintenance Atmospherics Full calibration started after optical chamber clean
IN2021_V01 2021-02-09 02:41 [view ] -62.4745 86.0873 Nephelometer [view] Maintenance Atmospherics Restarting full cal, used wrong settings the first time
IN2021_V01 2021-03-12 04:52 [view ] -65.0522 80.1270 Nephelometer [view] Stop Atmospherics Stopping Nephelometer for optical chamber clean
IN2021_V01 2021-03-12 05:21 [view ] -65.0248 80.2550 Nephelometer [view] Maintenance Atmospherics Disconnected inlet and plugged (performing leak check)
IN2021_V01 2021-03-12 05:34 [view ] -65.0187 80.3133 Nephelometer [view] Maintenance Atmospherics Leak test successful, inlet reconnected
IN2021_V01 2021-03-12 06:14 [view ] -64.9802 80.4933 Nephelometer [view] Maintenance Atmospherics Zero Adjust complete
IN2021_V01 2021-03-12 06:14 [view ] -64.9798 80.4947 Nephelometer [view] Start Atmospherics
IN2021_V04 2021-06-29 05:15 [view ] -12.4718 130.8468 Nephelometer [view] Maintenance Atmospherics Pre-maintainance leak check succesful
IN2021_V04 2021-06-29 05:47 [view ] -12.4718 130.8468 Nephelometer [view] Maintenance Atmospherics Measurement cell cleaned
IN2021_V04 2021-06-29 05:56 [view ] -12.4718 130.8468 Nephelometer [view] Maintenance Atmospherics Leak check successful after measurement cell clean
IN2021_V04 2021-06-29 05:58 [view ] -12.4718 130.8468 Nephelometer [view] Maintenance Atmospherics Zero noise test - connected HEPA filter to inlet
IN2021_V04 2021-06-29 07:15 [view ] -12.4718 130.8468 Nephelometer [view] Change Atmospherics Exhaust checks disabled temporarily Exhaust checks disabled for zero noise test and calibration
IN2021_V04 2021-06-29 11:44 [view ] -12.4718 130.8468 Nephelometer [view] Change Atmospherics Inlet reconnected to manifold after zero test
IN2021_V04 2021-06-29 11:48 [view ] -12.4718 130.8468 Nephelometer [view] Maintenance Atmospherics Full calibration started
IN2021_V04 2021-06-29 16:31 [view ] -12.4718 130.8468 Nephelometer [view] Change Atmospherics Restarting exhaust checks after full calibration
IN2021_V04 2021-07-16 06:16 [view ] -11.3733 104.4913 Nephelometer [view] Change Atmospherics Changed the Nephelometer Interface firmware to v1.03 This firmware update changes the way exhaust detection works - Neph will now enter zero check as soon as exhaust is detected and will only change back to normal when exhaust has not been detected continuously for 120 seconds.
IN2021_V04 2021-07-19 12:10 [view ] -20.4683 107.9732 Nephelometer [view] Change Atmospherics Exhaust checks disabled for leak testing
IN2021_V04 2021-07-19 13:18 [view ] -20.6615 108.0735 Nephelometer [view] Change Atmospherics Exhaust checks turned back on after leak test
IN2021_V04 2021-07-29 00:08 [view ] -42.9888 147.3773 Nephelometer [view] Stop Atmospherics Shutdown Neph turned off. Interface turned off. Gas bottle closed.

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