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Aerosol AETHALOMETER AE36 User Manual

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AE36
AETHALOMETER®
Black Carbon Monitor
USER'S MANUAL
Ver. 1.01
Dec 2023

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  • Page 1 AE36 USER’S MANUAL Ver. 1.01 AETHALOMETER® Dec 2023 Black Carbon Monitor...
  • Page 2 Aethalometer AE36 Version 1.01, December 2023 Applicable for AE36 – Software ver. 1.0.5.0 Copyright Aerosol Magee Scientific 2023 Aerosol d.o.o. Kamniška 39A SI-1000 Ljubljana SLOVENIA, EUROPE tel: +386 1 4391 700 https://www.aerosolmageesci.com/ AE36 User's manual – Ver. 1.01...

  • Page 3: Table Of Contents

    Aethalometer AE36 TABLE OF CONTENTS GENERAL INTRODUCTION ................... 7 SAFETY NOTES AND LABELS ..................9 WARRANTY ......................... 13 PACKING LIST ......................16 INTRODUCTION ......................18 Basic calculations ....................19 Functional description of the instrument .............. 21 Flow Diagram ......................26 IDENTIFICATION AND MARKINGS ................28...
  • Page 4 Nephelometer Aurora4000 ..............116 10.1.5 BGI TetraCal....................116 10.1.6 Gill_GMX200 ....................117 10.1.7 Gill_GMX300 ....................117 10.1.8 Gill_GMX500 ....................117 10.2 Serial communication protocols for dataloggers ..........118 10.2.1 Aerosol data protocol (ADP) ..............119 AE36 User's manual – Ver. 1.01...
  • Page 5 Modbus RTU data protocol ............... 123 10.3 Connecting AE36 to TCA08 ................127 10.4 TCP/IP NETWORK CONNECTIONS ..............128 10.5 Aerosol data protocol (ADP) ................128 10.5.1 Aerosol data protocol commands ............130 10.6 UIDEP data protocol ..................... 134 10.6.1 Requesting data with UIDEP ..............

  • Page 6: General Introduction

    Aethalometer AE36 CHAPTER GENERAL INTRODUCTION AE36 User's manual – Ver. 1.01...
  • Page 7 Aethalometer AE36 1 GENERAL INTRODUCTION Figure 1. Aerosol Magee Scientific Aethalometer® AE36. Aerosol Magee Scientific is pleased to present Aethalometer AE36 ( This Figure 1 instrument is based on the scientific and technical advances of the well-established Model AE33 Aethalometer. AE36 enables identification of Black Carbon sources and provides an assessment of air quality with the Black Carbon BC Index .

  • Page 8: Safety Notes And Labels

    Aethalometer AE36 CHAPTER SAFETY NOTES AND LABELS AE36 User's manual – Ver. 1.01...
  • Page 9 Aethalometer AE36 2 SAFETY NOTES AND LABELS CAUTION! READ THIS CHAPTER VERY CAREFULLY BEFORE OPERATING THE INSTRUMENT. Instrument operation Read this User’s Manual BEFORE operating the instrument. INCORRECT instrument operation can be DANGEROUS for the operator. Unauthorized instrument access and operation The instrument must not be used in any manner which contravenes this Manual.
  • Page 10 Aethalometer AE36 UV radiation The AE36 light source contains ultraviolet (UV) light emitting diodes (LEDs). These LEDs radiate UV and visible light during operation. Precautions must be taken to prevent looking directly at the UV light with unaided eyes. NEVER touch or look directly into the AE36 light...
  • Page 11 Aethalometer AE36 Moving parts During AUTOMATIC tape advance procedure, the measurement chamber is lifted by a motorized lift mechanism. To prevent any injuries to your fingers, NEVER place your hands or fingers into ANY mechanical apertures, during automatic tape advance procedure.

  • Page 12: Warranty

    Aethalometer AE36 CHAPTER WARRANTY AE36 User's manual – Ver. 1.01...
  • Page 13 Limited warranty statement: AETHALOMETER Vers. 2016-01 Aerosol d.o.o., (Seller), warrants that the Products will operate or perform in conformance with Seller's published specifications and be free from defects in material and workmanship, when subjected to normal, proper and intended usage by properly trained personnel, for the period of time set forth in the product documentation, published specifications or package inserts.
  • Page 14 Aethalometer AE36 equipment or software not supplied by Seller. Specifically, this Warranty does not cover repairs of the Products that are required as the result of (viii) exposure to weather or rain, or the passage of water through the Product’s air sampling and handling systems, (ix)

  • Page 15: Packing List

    Aethalometer AE36 CHAPTER PACKING LIST AE36 User's manual – Ver. 1.01...
  • Page 16 Aethalometer AE36 4 PACKING LIST Figure 2: Standard Accessories for AE36 Standard Aethalometer AE36 accessories (packed with the instrument): DESCRIPTION PART NUMBER 3/8" OD Sample Inlet Tubing, static dissipative - 3 m M4997 4xM4973, 1xM4956 Fittings set bag 1 and 2...

  • Page 17: Introduction

    Aethalometer AE36 CHAPTER INTRODUCTION AE36 User's manual – Ver. 1.01...
  • Page 18 The Aethalometer model AE36 collects aerosol particles continuously by drawing the aerosol-laden air stream through a spot on the filter tape. It analyzes the aerosol by measuring the transmission of light through one portion of the filter tape containing the sample, versus the transmission through an unloaded portion of the filter tape acting as a reference area.

  • Page 19: Basic Calculations

    Aethalometer AE36 5.1 Basic calculations The determination of the Black Carbon concentration is based on the measurement of light absorption on a filter loaded with aerosols: Optical attenuation: = reference signal; ������ = −100 ∗ ln⁡ ( �� �� ⁄ )
  • Page 20 Aethalometer AE36 The optical absorption is measured at nine (9) wavelengths simultaneously. The data measured at 880 nm is the defining standard used for reporting black carbon concentration: Black carbon concentration: BC = BC880 Data from the other wavelengths are used for source apportionment (see Section 11.2 BC Index...
  • Page 21 Aethalometer AE36 �� −�� ℎ����ℎ ������ ����⁡���������� = (���� − ���� ) + �� 24_������ ������ ���� −���� 24_ℎ����ℎ 24_������ where BC is the 24 hour running mean of hourly averaged BC concentration, BC 24_low are the lower and upper limit of the index category, and I...
  • Page 22 Aethalometer AE36 BC source apportionment). Wavelengths and their respective Mass Absorption Cross- sections used in the calculations are as follows: Measurement wavelength Mass absorption cross-section (nm) 18.47 14.54 13.14 11.58 10.35 7.77 7.19 AE36 User's manual – Ver. 1.01...

  • Page 23: Functional Description Of The Instrument

    Aethalometer AE36 5.3 Functional description of the instrument The AE36 is composed of several subsystems interconnected in a modular way. Figure 3: AE36 functional flow diagram ENCLOSURE The AE36 chassis is made from sheet metal and is optimized to protect the internal components.

  • Page 24: Main Computer

    Aethalometer AE36 The main ON/OFF switch is on the back of the device. The main switch turns off AC power to the device. There is an auxiliary switch on the front door that enables a soft shutdown of the built-in computer and electronics, but the AC/DC power supply remains energized.
  • Page 25 BALL VALVE The ball valve is an electrically actuated valve with zero aerosol loss. It connects the analytical chamber either directly to the sampled air stream or through an internal filter for the “active zero” noise test.
  • Page 26 Aethalometer AE36 CHAMBER LIFT MECHANISM The chamber lift mechanism allows the measurement chamber to be lifted manually or electromechanically. A stepper motor lifts the chamber automatically for the tape advance procedure. For tape replacement the chamber may also be lifted manually and held in the ‘open’...

  • Page 27: Front Panel Door

    Aethalometer AE36 FRONT PANEL DOOR The front panel door provides access to the operational area for tape replacement or chamber cleaning. It is hermetically sealed to reduce contamination by dust. DISPLAY and TOUCHSCREEN The display and the touchscreen are the main user interfaces of the instrument. Using this interface, the operator can perform all necessary operations for proper functioning of the instrument.

  • Page 28: Flow Diagram

    Aethalometer AE36 5.4 Flow Diagram The Air Flow Schematic of the AE36 allows for different operational modes, per the table below. During normal sampling and analysis, sample air passes through Filter Spots S1 and S2 with different flow rates, defined by the orifice O2. The air flow rates through spot 1 (S1) and spot 2 (S2) are derived from the signals from Flow Sensors F1 and FC.

  • Page 29: Identification And Markings

    Aethalometer AE36 CHAPTER IDENTIFICATION AND MARKINGS AE36 User's manual – Ver. 1.01...

  • Page 30: Instrument Identification Label

    Aethalometer AE36 6 IDENTIFICATION AND MARKINGS 6.1 Instrument identification label 6.2 Front panel markings LED status indicator LCD touch screen USB port Door knob AE36 User's manual – Ver. 1.01...

  • Page 31: Back Panel Markings

    Aethalometer AE36 6.3 Back panel markings Sample Air inlet Fan cover USB ports and COM Power supply Air outlet ports Network connections AE36 User's manual – Ver. 1.01...

  • Page 32: Instrument Installation

    Aethalometer AE36 CHAPTER INSTRUMENT INSTALLATION AE36 User's manual – Ver. 1.01...

  • Page 33: Unpacking The System

    Aethalometer AE36 7 INSTRUMENT INSTALLATION 7.1 Unpacking the system Take the instrument out of the box and place it on an even surface. Keep the back of the instrument accessible. Remember to remove the red protective caps on the inlet and exhaust ports before operation.
  • Page 34 Aethalometer AE36 The equipment package includes a selection of inlet fittings. According to your choice of inlet tubing, thread a suitable fitting into the Sample Inlet port on the rear panel of the Aethalometer (see Section 4 PACKING LIST and find description of the Fitting set bag in the table).

  • Page 35: Switching The Aethalometer On

    Aethalometer AE36 IMPORTANT: Always be sure to keep the end of the tubing inverted and sheltered so that rain-water cannot enter. The inlet should be unobstructed, securely fixed and placed at a distance of at least 0.5 meters from any roof or walls.

  • Page 36: Installation Of The Instrument In A Measurement Station

    Size-selective inlets, such as PM1, PM2.5, and PM10 cyclones or impactors, may be used to exclude aerosol particles of large aerodynamic diameters. d) The insect and water trap should always be installed in the sample inlet line, at a point close to the instrument and clearly visible.
  • Page 37 Aethalometer AE36 point is high, we strongly recommend the use of our Sample Stream Dryer (PN M5610) to remove water vapor from the sample air stream. IMPORTANT: Any water intake into the instrument can permanently damage the flow sensors. Damage due to water intake is not covered by the warranty! f) Do not place the instrument in the direct outflow of an air-conditioner.
  • Page 38 Aethalometer AE36 Example installation without Sample Stream Dryer (PN M5610): and with Sample Stream Dryer (PN M5610): AE36 User's manual – Ver. 1.01...
  • Page 39 Aethalometer AE36 AE36 User's manual – Ver. 1.01...

  • Page 40: Operation

    Aethalometer AE36 CHAPTER USER INTERFACE, SETTINGS AND OPERATION AE36 User's manual – Ver. 1.01...

  • Page 41: User Interface, Settings And Operation

    Aethalometer AE36 8 USER INTERFACE, SETTINGS and OPERATION 8.1 User interface and settings On each screen, the user can navigate the interface by pressing the icons in the vertical menu bar on the left side of the screen. There are 8 menu icons: 1.

  • Page 42: Home

    Aethalometer AE36 The Status Line - uppermost line on the top of the screen - displays information about the instrument Status, Serial number, USB connection, remote access connection, number of network connections, number of connected external devices and System time and date.
  • Page 43 Aethalometer AE36 o Displayed quantity can be selected on the ‘SYSTEM | Display’ screen under the section ‘Home screen info’. The option can be changed when the instrument is stopped. • Reported flow in liters per minute (LPM) and the selected flow reporting standard.

  • Page 44: General

    Aethalometer AE36 8.1.2 GENERAL The General screen is used for adjusting the basic instrument settings. • Timebase: 1 or 5 minutes, • Flow: 2 or 5 LPM, • Flow Reporting Standard: These are the pressure ( ) and temperature ( values used by the instrument to report the flow, based on the mass flow measured by the flow sensors.
  • Page 45 Aethalometer AE36 8.1.2.1 Save and Restore settings, Start/Stop measurements • Measurements can be started/stopped from the ‘General’ screen by clicking on the ‘START measurement’ / ‘STOP measurement’ button. • ‘Save / Discard’ button is located at the bottom of ‘General’, ‘Settings’ and ‘System’...
  • Page 46 Aethalometer AE36 Restore settings This function allows all operational parameters of the Aethalometer to be restored from a previous Setup ID. When ‘Restore settings’ button is pressed, the list of all previously saved Setup IDs is shown. Select the desired Setup ID and click ‘Restore’ button.

  • Page 47: Data

    Aethalometer AE36 8.1.3 DATA ‘Data’ menu consists of 6 different sub-menus: • Graph • Pollution rose • Table • • Export / Import • Storage Screens under the ‘Data’ menu are intended to display measured values and the instrument operation log in real time; plotting data in real time or in selected periods; and for exporting measurement data files or database, importing settings parameter files, and deleting data from the CF card.
  • Page 48 Aethalometer AE36 8.1.3.1 Graph ‘Graph’ screen can be used to plot time series of compensated values of absorption coefficient, BC concentration in real time or for the selected period. User can access the Graph menu also by clicking on the chart area of the HOME screen...
  • Page 49 Aethalometer AE36 The custom period can be selected by entering the starting date and time. 1440 data lines starting from there will be shown on the plot. Saving the custom image: When USB memory stick is inserted, a ‘SAVE Image’ button is enabled. This will save the graph chart (.png) on the USB memory stick.
  • Page 50 Aethalometer AE36 Saving the Pollution rose image: When USB memory stick is inserted, a ‘SAVE Image’ button is enabled. This saves the graph chart on the USB memory stick. A folder with the instrument serial number and sub- folder ‘Pollution rose’ will be created.
  • Page 51 Aethalometer AE36 8.1.3.4 Log The ‘Log’ screen shows the most recent operational reports of status, parameter changes, data downloads and all instrument operations. AE36 User's manual – Ver. 1.01...
  • Page 52 Aethalometer AE36 8.1.3.5 Export / Import EXPORT: This section allows data selection to be copied to a USB memory drive. Data export may be performed during regular instrument operation without interruption. All files are exported as the .csv (comma-separated values) file format from the database. Different exported data configurations are available, allowing users faster data processing if needed.
  • Page 53 Aethalometer AE36 This section is used to import pre-set parameter settings from the USB memory drive to the database (‘Basic Settings’). ‘Basic settings’ is a list of instrument operational parameters that may be imported from an external USB memory drive. This can ensure standardized operation. The settings are imported from the file Setup.csv.
  • Page 54 CF card or to clear the reference ND test in case the light source and/or detector are replaced. In the latter case, a new reference ND test should be made. Please contact Aerosol Magee Scientific support or your authorized distributor for additional information.
  • Page 55 Aethalometer AE36 database is first copied, compressed and at the end, the original database is deleted. Due to this, the storage size must be double then the actual database size. The AE36 reports “database full” warning at 6 GB of database size. Please note that the ‘Clear storage’...

  • Page 56: Quality Assurance, Quality Control

    Aethalometer AE36 8.1.4 QUALITY ASSURANCE, QUALITY CONTROL All of the procedures and tests for quality control can be accessed from the ‘Quality assurance, quality control’ screen. Overview is presented in the table below and described in detail in Section 9 MAINTENANCE, QUALITY CONTROL & TESTS PROCEDURES.

  • Page 57: Section 9.2.1 Flow Calibration

    Aethalometer AE36 Verify Flow The Flow Verification routine allows the operator to check the response of the internal flow sensors. Section 9.3.5 Flow verification Leakage Test Leakage Test is used to measure the tangential leakage through the edges of the filter tape (“zeta”, Z). The result may be specified as the Z setting on the ‘Settings |...
  • Page 58 Aethalometer AE36 Manual cleaning Procedure that lifts the chamber and enables the user to manually clean the optical source. Refer to the Section 9.1.1 Cleaning the Optical Chamber for more information. AE36 User's manual – Ver. 1.01...

  • Page 59: External Devices And Protocols

    Aethalometer AE36 8.1.5 EXTERNAL DEVICES AND PROTOCOLS External devices may be connected to the six serial COM ports of the AE36 Aethalometer. These include instrument accessories (‘Devices’), as well as different datalogger protocols (‘Protocols’). The ‘External Devices and Protocols’ screen is used to select the interface for each COM port.

  • Page 60: Settings

    Aethalometer AE36 8.1.6 SETTINGS ‘Settings’ menu provides screens to access the advanced settings to control parameters used internally and to control the instrument system performance. The ‘Settings’ menu consists of three screens: • Advanced • Date & Time • RH Settings Restore settings function at the bottom allows all operational parameters of the Aethalometer to be restored from a previous Setup ID.
  • Page 61 Aethalometer AE36 et al., 2015, Yus-Díez et al., 2022). It depends on the filter material. For filter tape M8060 the default value of C is 1.39. • Z: Leakage factor Zeta (Z) is the lateral airflow in the filter matrix under the optical chamber.
  • Page 62 Aethalometer AE36 • TA adjust (%): Tape advance distance adjustment can be used to increase the spacing between two consecutive spots on the filter tape. If the spots between two tape advances are overlapping, the space between them may be increased by increasing this number.
  • Page 63 Aethalometer AE36 8.1.6.2 Date and Time Screen ‘SETTINGS | Date and Time’ offers to set the properties regarding the date and time of the instrument. The date and time can be set manually or automatically. There are two options for automatic synchronization: •...
  • Page 64 RH inlet warning will be triggered. The recommendation by the GAW/WMO (WMO/GAW, 2016) is to keep the humidity of the sampled air below 40%. The use of Aerosol Inlet Dryer is recommended if this value is often exceeded. The default value is set to 80%.

  • Page 65: System

    Aethalometer AE36 • RH error: RH error is triggered when RH in the sampled air stream is higher than 90%. In this case the instrument will stop to prevent incursion of water and possible damage of flowmeters. This control can be turned OFF.
  • Page 66 • Option ‘Remote access system’ enables the instruments to be accessed with dedicated desktop software Remote Access System (RAS), developed by Aerosol Magee Scientific. In this case, the instrument and remote computer must be AE36 User's manual – Ver. 1.01...
  • Page 67 TeamViewer NETWORK DATA PROTOCOLS settings: • Option ‘Aerosol data protocol’ enables the instrument data to be accessible in real- time via Aerosol data protocol (ADP), described later in 10.5. • Option ‘UIDEP’ enables the instrument data to be accessible in real-time via UIDEP protocol (Universal Immssion Data Exchange Protocol), described later in Section 10.6.
  • Page 68 Aethalometer AE36 8.1.7.2 Diagnostics The ‘Diagnostics’ screen shows important parameters measured internally by different sensors and the general state of the instrument. Values on this screen help to diagnose the quality of system operation and are intended for advanced users.
  • Page 69 Aethalometer AE36 Status 0 – Reset, 1 – External reset, 2 – Power reset, 3 – Watchdog reset, 10 – Measue, 20 – Stop measure, 40 – Fast calibrate, 100 – Communication error, Sync Constantly changing Sync value shows undisturbed communication between boards.
  • Page 70 Aethalometer AE36 Debug mode By selecting the ‘Debug mode’, all sensor values will be saved on 1-s timebase into a Debug table, which can be exported from the ‘Data’/’Export / Import’ screen. Debug mode will be active for maximum duration of one week – after this period it will switch off automatically.
  • Page 71 Aethalometer AE36 8.1.7.3 Display DISPLAY You can choose between having the display either: • ‘Always ON’ – the display is turned on, showing the selected screen. • ‘Screen saver after 15 min’ – after 15 minutes of no activity only the Status icon will be shown as the screen saver.
  • Page 72 Aethalometer AE36 Restore settings function allows all operational parameters of the Aethalometer to be restored from a previous Setup ID. For more details see 8.1.2.1 Save and Restore settings, Start/Stop measurements. BC INDEX LIMITS: Low and high limit levels for each class of the BC index (detailed explanation of BC index calculation is provided in Section 11.2):...
  • Page 73 Section 10.2.2) • ‘Baud rate’ • ‘Aerosol data protocol delimiter’ – allows you to choose which delimiter to use with Aerosol data protocol. Settings are saved to the Setup by pressing ‘Save / Discard’ button on the bottom of the screen.

  • Page 74: Info

    Aethalometer AE36 8.1.8 INFO The INFO screen indicates some of the most important product features. Please visit the Aerosol Magee Scientific website for more detailed information. Instrument Registration – In order to receive latest updates, notifications about new features and functionalities, access to all technically related documentation (spec sheets,...
  • Page 75 Aethalometer AE36 AE36 User's manual – Ver. 1.01...

  • Page 76: Instrument Status

    Aethalometer AE36 8.2 Instrument Status The General Status of the instrument is shown by the color of the top line of the screen display, the status description on the homepage, and the LED indicator next to it: (● Green = Instrument is measuring with no warning;...
  • Page 77 Aethalometer AE36 Value G3 – LED G4 – Chamber, Tape, RH G5 – QA/QC G6 – Information Calibrating Tape Stability Internet access Tape last Clean air External device Tape end Remote access/support Tape stuck Filter leakage Storage Chamber Inlet leakage...
  • Page 78 Aethalometer AE36 Status description Status bar color / Status Status code indicator Stopped Red / Red 0_0_0_0_0_0_0 Running, Measurements Green / Green 1_1_0_0_0_0_0 Running, Tape advance Green Green 1_4_0_0_0_0_0 blinking Running, Measuring initial attenuation Green Green 1_8_0_0_0_0_0 (ATNzero) blinking Running, Automatic clean air test...
  • Page 79 Aethalometer AE36 CHAPTER MAINTENANCE, QUALITY CONTROL & TESTS PROCEDURES AE36 User's manual – Ver. 1.01...

  • Page 80: Maintenance, Quality Control & Tests Procedures

    Aethalometer AE36 9 MAINTENANCE, QUALITY CONTROL & TESTS PROCEDURES The Aethalometer is a sophisticated scientific instrument and should be maintained regularly. We recommend the following schedule for regular maintenance. Test / Operation Frequency Check the sample inlet flow Once / month...

  • Page 81: Maintenance

    Aethalometer AE36 9.1 Maintenance 9.1.1 Cleaning the Optical Chamber Inspection of the optical chamber should be done twice per year as a regularly scheduled maintenance activity. The optical chamber should also be inspected if the data are uncharacteristically noisy. This procedure will ensure that there is no contamination in the optical path.
  • Page 82 Aethalometer AE36 3. Find the release button on the front of the chamber. 4. While pressing the release button upward, grasp the lower portion of the optical head and turn it clockwise so the front of the chamber moves to the left. The lower portion will loosen from its bayonet fitting and can be removed.
  • Page 83 Aethalometer AE36 8. To re-install the optical head, first align the notched marker to the left of center; push the optical head upwards to engage the three bayonet fittings; and turn counter-clockwise (so the front of the chamber moves to the right).

  • Page 84: Lubrication Of Optical Chamber Sliders

    Aethalometer AE36 9.1.2 Lubrication of Optical Chamber Sliders For this procedure you will need silicon grease and a cotton swab. 1. If the measurements are running, press 'STOP measurement'. This procedure can also be done when the instrument power is switched off.

  • Page 85: Cartridge Filter Replacement

    It should be changed on an annual basis, or earlier if needed at locations with high aerosol loading. This is indicated if the filter color is darker than “medium gray”, looks blackened and dirty, or if the Clean Air test results yield a BC concentration much higher than zero.
  • Page 86 Aethalometer AE36 4. Repeat on the other side, so that the cartridge is removed with its two elbow connectors. 5. Remove the elbow connectors from the filter itself, this time pressing the grey ring of the connector. 6. Take a new filter and attach both elbow connectors to this filter with the same orientation of the flow indicator arrow.

  • Page 87: Flow Ratio Adjustment

    Aethalometer AE36 9.1.4 Flow ratio adjustment Flow ratio is defined as Flow 2/Flow 1 ratio. Flow ratio is important for optimal performance of loading effect correction algorithm. The limit values, which trigger the warning are 0.2 and 0.75 for the lower and upper limit, respectively.
  • Page 88 Aethalometer AE36 that the flow response is delayed by few seconds. The optimal setting for Flow 1 is close to 3.8 LPM (± 0.1 LPM). 4. Stop measurement. During the orifice adjustment, loading compensation is obstructed, measurement has to be restarted.

  • Page 89: Procedures

    Aethalometer AE36 9.2 Procedures 9.2.1 Flow calibration There are two options for performing flow calibration: • Manual – calibration is performed at three flow rates between approximately 1.3 LPM to 5.5 LPM. Procedure allows you to manually enter the flow rate reported by an external flowmeter.
  • Page 90 Aethalometer AE36 4. A new screen will appear. Choose "Manual". 5. The instrument will run through several procedures. The first is to measure the flow through the flow calibration pad. If the rubber pad is already in place, you can press ‘Skip’...
  • Page 91 Aethalometer AE36 9. Press the input box field and enter the flow from the external flow meter. IMPORTANT ! – units are liters per minute (LPM). Select the flow reporting standard or enter the ambient T and P values. Confirm by pressing "Enter".

  • Page 92: Tape Sensors Calibration

    Aethalometer AE36 9.2.2 Tape Sensors Calibration The amount of tape on the left “Supply” and right “Collection” spools is determined by two optical sensors which measure the diameter of each roll. These sensors are in the form of small optical lenses on each side of the Analysis Unit headframe. The Tape Sensors should be cleaned periodically (once a year if the instrument is not installed permanently in a monitoring station);...

  • Page 93: Replacement Of The Filter Tape Roll

    For this procedure you will need the new roll of filter tape and some adhesive tape. Make sure you are using the original Aerosol Magee Scientific 20 m long filter tape (with PN AS- 0018) . Use of any other filter tape may damage the instrument, void the warranty or lead to incorrect data.
  • Page 94 Aethalometer AE36 3. Remove used tape from both spools. 4. Take the new filter tape and place it on the "supply" spool. Make sure the roll is correctly oriented – the tape must un-roll from the left-hand side. The backing of the filter tape must be oriented downwards.

  • Page 95: Self-Cleaning Procedure

    Aethalometer AE36 9.2.4 Self-cleaning procedure The AE36 has an integrated ‘Self-cleaning procedure’ that cleans the internal tubing from the inlet to the flow divider. This procedure uses valves and pump to create alternating high and low pressure in the system, which removes the dirt deposited with time in the system.

  • Page 96: Manual Cleaning

    Aethalometer AE36 9.2.5 Manual cleaning The ‘Manual cleaning’ procedure will guide you through the steps needed to carry out the cleaning of the optical chamber. The procedure is described in detail in the ‘Maintainance’ 9.1.1. AE36 User's manual – Ver. 1.01...

  • Page 97: Tests For Quality Control

    Aethalometer AE36 9.3 Tests for Quality Control 9.3.1 Stability test Stability Test determines the performance of the light source and detector, without air flow through the system. Stability test is performed at 1 s timebase with signal averaging turned on, regardless of the previous measurement settings.
  • Page 98 . If any of −�� the reported values of PPΔATN are larger than the limit value, inspect and clean the optical chamber. If the problem persists, contact Aerosol Magee Scientific support or your authorized distributor. AE36 User's manual – Ver. 1.01...
  • Page 99 Aethalometer AE36 *Point to point variation of ΔATN (PP ΔATN) at 1 s timebase: �� ����⁡∆������ = ∑|∆������ − ∆������ �� �� �� ��+1 �� ��=0 The ‘Average ΔATN’ values should be close to zero if the Aethalometer is warmed up and stabilized for at least one hour.

  • Page 100: Clean Air Test

    Aethalometer AE36 9.3.2 Clean Air test Clean Air test is conducted using the built-in filter to determine the stability and performance of the Aethalometer under the air flow conditions. Air is drawn through a cartridge filter (mounted on the top of the optical chamber), and this particle-free air then flows through the analytical system.
  • Page 101 Aethalometer AE36 4. When ready, press ‘OK’. IMPORTANT: if you want the instrument to automatically proceed with measurements after the Clean Air Test, please be sure to check the ‘Continue after test’ box before starting the test. 5. The instrument will now start with the test.

  • Page 102: Automatic Clean Air Test

    The test result is acceptable if the value of PPBC* are below the limits presented in Table 1. If one of the reported values of PPBC on Spot 1 is larger than this limit value, inspect and clean the optical chamber. If the problem persists, contact Aerosol Magee Scientific support or your authorized distributor.

  • Page 103: Neutral Density Optical Filter Test

    Aethalometer AE36 The test duration is 20 minutes with 5 minutes warm-up time, and it is run at a flow rate of 5 LPM and 1 second time base with signal averaging turned on, regardless of the previous measurement settings. During the test, the G5_Status is set to 2. The test results are displayed in the log: average BC concentrations and point-to-point variations are calculated for each channel and each spot.
  • Page 104 Aethalometer AE36 For this test you will need the ND Optical Filter Kit (PN M7662), which consists of 4 different optical elements. 1. If the measurements are running, press 'Stop measurement' on the General screen. 2. Select the ‘Quality Assurance, Quality Control’ icon and press the ‘Neutral Density’...

  • Page 105: Flow Verification

    ± 10% of 1.000: i.e., between 0.9 and 1.1 for seven wavelengths (370, 470, 520, 590, 660, 880 and 950). If for any reason the results fall outside this range even after repeating the test, contact Aerosol Magee Scientific Co., or your authorized distributor. 9.3.5 Flow verification The Flow Verification routine allows the operator to check if the internal flow sensors are responding accurately.
  • Page 106 Aethalometer AE36 2. If the measurements are running, press 'STOP measurement'. 3. Go to the ‘Quality assurance, quality control’ screen and press the ‘Verify Flow’ button under the PROCEDURES to start the test. 4. A new screen will appear. Choose ‘Manual’. The ‘Auto’ option can be only used if you are using the BGI tetraCal Air Flow Calibrator connected by data cable to the AE36.
  • Page 107 Aethalometer AE36 5. Connect the external flowmeter to the inlet using well-sealed tubing and fittings. Make sure that the connections are tight. Press "OK". 6. The instrument will now measure the flow at two points: close to 2 LPM and 5 LPM and compare the “internal”...
  • Page 108 Aethalometer AE36 10. The test is now complete and normal operation can be resumed. AE36 User's manual – Ver. 1.01...

  • Page 109: Filter Leakage Test

    Aethalometer AE36 9.3.6 Filter Leakage test Leakage (“zeta”, Z) is the difference between the flow entering the inlet port (F_in) and the flow passing through the system downstream of the filter (F_out). The difference is due to tangential leakage through the edges of the filter tape.
  • Page 110 Aethalometer AE36 7. Press "OK". Observe the flow measured by your flow meter. Press the input box field and enter the flow from the external flow meter. IMPORTANT ! – units are liters per minute (LPM). 8. Confirm by pressing "OK".

  • Page 111: Inlet Leakage Test

    If the chamber is not well positioned, lubricate the optical chamber sliders (see 9.1.2) and repeat the test. If the leakage remains higher than 5%, please contact Aerosol Magee Scientific support or your authorized distributor. 9.3.7 Inlet Leakage test The Inlet Leakage test is used to test the integrity of the inlet system from the point of sample entry to the instrument’s analytical area.
  • Page 112 Inlet leakage is: 1.0 % The result of the inlet leakage test is acceptable. The leakage should be less than 10%. If the reported leakage is larger than 10%, contact Aerosol Magee Scientific support or your authorized distributor. AE36 User's manual – Ver. 1.01...
  • Page 113 Aethalometer AE36 CHAPTER SERIAL DATA PORT CONNECTIONS AE36 User's manual – Ver. 1.01...

  • Page 114: Serial Port Connections

    Aethalometer AE36 10 SERIAL PORT CONNECTIONS External devices may be connected to the six serial COM ports of the AE36 Aethalometer. These include external devices (instrument accessories) and Communication protocols (data loggers). 10.1 External devices The ‘External Device’ menu offers the ‘External Device’ dialog to select the interface for each COM port.
  • Page 115 Aethalometer AE36 Data received from the external devices are stored in the database in the ExtDeviceData table. They can be exported as a .csv file, connected by a unique DataID to the Data table. A detailed description of data export and handling is provided in 11.1.

  • Page 116: Vaisala_Gmp343

    Aethalometer AE36 GPS GSTAR IV provides location and exact time; allows automatic instrument time synchronization Nephelometer Aurora 4000 Nephelometer provides scattering coefficient data BGI Tetracal Volumetric flowmeter Gill GMX200 Ultrasonic wind speed & direction sensor Gill GMX300 Temperature, Humidity & Pressure Sensor Gill GMX500 Compact weather station –...

  • Page 117: Gps Gstar Iv

    Aethalometer AE36 10.1.3 GPS GSTAR IV A GPS receiver from GlobalSat model G-STAR IV (PN AE33-GPS) is used as an external device to provide two type of information: location and/or exact time. Additionally, GPS can be used for system time adjustment (See 8.1.6.2).

  • Page 118: Nephelometer Aurora4000

    Aethalometer AE36 Used by the program to check for Checksum transmission errors 10.1.4 Nephelometer Aurora4000 Data received from Nephelometer (Aurora 4000 Polar Nephelometer, Ecotech) is composed of 17 parameters, corresponding to data logged by the Nephelometer performing measurements at 4 scattering angles and 3 wavelengths.

  • Page 119: Gill_Gmx200

    Aethalometer AE36 Data line: Flow [l/min], Temperature [K], Pressure [Torr] 10.1.6 Gill_GMX200 Gill MaxiMet GMX200 is an ultrasonic wind speed and direction sensor with a built-in electronic compass that automatically aligns the sensor to the north and reports the corrected wind direction. The sensor provides data on 1 s time resolution. When the time base is set to 1 minute, the average values for the last minute are reported.

  • Page 120: Serial Communication Protocols For Dataloggers

    Aethalometer AE36 10.2 Serial communication protocols for dataloggers The ‘External Device’ menu also offers the ‘PROTOCOLS’ dialog, allowing you to select each COM port's serial communication interface. The instrument can be connected to the Datalogger / PC via any serial port on the rear panel. A crossover cable (or standard serial cable with a null modem adapter) has to be used.

  • Page 121: Aerosol Data Protocol (Adp)

    TCP/IP protocol. If TCP/IP protocol via Ethernet connection wants to be used, an Ethernet connection has to be established, and option ‘Aerosol data protocol’ must be enabled first on screen ‘SYSTEM | Network’ (see Section 8.1.7.1 Network). 10.2.1.1 Aerosol data protocol (ADP) commands Both ADP protocols (serial communication or TCP/IP via Ethernet) share the same commands, described later in Section 10.5.1 Aerosol data protocol commands.

  • Page 122: Datalogger Ae33 Protocol

    AE36 model. The data line of ‘Datalogger AE33 protocol’ outputs the same data line structure as is returned by AE33 model. We advise using the new ‘Aerosol data protocol’ prefebly (Sections 10.2.1 Aerosol data protocol (ADP) & 10.5.1 Aerosol data protocol commands).

  • Page 123: Datalogger Bh Protocol: "Bayern Hessen" Datalogger Protocols

    Aethalometer AE36 Report tape advances $AE33:A remaining $AE33:SG Get setup file Set setup parameter n = parameter name Example: $AE33:SSn m m = parameter value $AE33:SSTimebase 1 Note: instrument must be stopped nnn = number of log $AE33:Lnnn Request nnn last log entries...
  • Page 124 Aethalometer AE36 <BC370> … <BC950> are 7 BC values, shown in exponential representation with four characters mantissa and two characters exponent. <opStatus> is the status of the operation state: 00000000 –measuring, 00000001 – tape advance, 00000010 – ATN_zero measurement, 00000011 – instrument stopped, 00000100 –...

  • Page 125: Modbus Rtu Data Protocol

    Aethalometer AE36 • Flow1 • Flow2 Bayern-Hessen3: Instead of BC1 to BC7, the fields are in the following order: • BC370 • BC880 • BB % • TapeAdvanceLeft • FlowC • Ambient sensor Temp • Ambient sensor RH 10.2.4 Modbus RTU data protocol Modbus RTU is a data communication protocol that uses serial RS-232 communication to connect devices in a master-slave architecture.
  • Page 126 Aethalometer AE36 The default slave ID is 1, but you can also use 0 if needed. Desired slave ID can be set under settings page under datalogger window. For float values, big-endian word order is used. The data in a device is stored in one register table. Table register data order is equivalent to the Advance export output type.
  • Page 127 Aethalometer AE36 minute second year month end Local hour minute second SetupID SetupID G0_Status G1_Status G2_Status G3_Status G4_Status G5_Status G6_Status BC880 K340 K340 K370 K370 K400 K400 K470 K470 K520 K520 K590 K590 K660 K660 K880 K880 K950 AE36 User's manual – Ver. 1.01...
  • Page 128 Aethalometer AE36 K950 Babs340 Babs340 Babs370 Babs370 Babs400 Babs400 Babs470 Babs470 Babs520 Babs520 Babs590 Babs590 Babs660 Babs660 Babs880 Babs880 Babs950 Babs950 BabsBrC340 BabsBrC340 BabsBrC370 BabsBrC370 BabsBrC400 BabsBrC400 BabsBrC470 BabsBrC470 BabsBrC520 BabsBrC520 BabsBrC590 BabsBrC590 BabsBrC660 BabsBrC660 BabsBrC880 BabsBrC880 BabsBrC950 BabsBrC950 Pressure Pressure AE36 User's manual –...

  • Page 129: Connecting Ae36 To Tca08

    Aethalometer AE36 Temp Temp Flow1 Flow2 FlowC InletHumidity InletHumidity InletTemp InletTemp TapeAdvanceCount TapeAdvanceCount 10.3 Connecting AE36 to TCA08 To connect the TCA08 to AE36, use a "null modem" type COM cable. In the AE36 menu screen, 'External devices and protocols', specify 'Datalogger AE33 protocol' for the used COM port.

  • Page 130: Tcp/Ip Network Connections

    The same commands can be used over TCP/IP ethernet exchange or serial communication (Section 10.2.1 Aerosol data protocol (ADP)). To use Aerosol data protocol via ethernet connection, option ‘Aerosol Data protocol’ has to be enabled under SYSTEM | Network | NETWORK DATA PROTOCOLS (see Section 8.1.7.1 Network).
  • Page 131 Aethalometer AE36 Let's send the UDP packet to the subnetwork (for ex., 192.168.1.255) with the broadcast command HELLO. The response to broadcast requests will return the serial numbers with AE36-00- IPs and ports for all available instruments inside the subnetwork, for example, 00104,192.168.1.75:8200.

  • Page 132: Aerosol Data Protocol Commands

    EXPORT command, the first line from the response will also contain the data column names. The data delimiter for both ADP protocols can be set by setting ‘Aerosol data protocol delimiter’ under the screen ‘SYSTEM | Datalogger’ (see Section 8.1.7.4 Datalogger).
  • Page 133 Aethalometer AE36 10.5.1.1 FETCH example The FETCH command transmits raw data from the database. Parameter TO is optional – the default value is the current day and time. Additional parameter C (Continuous) can be used at the end. Parameter C (Continues) default value is false.
  • Page 134 Aethalometer AE36 • • DEBUG • CAAT The response lines are equivalent to exported files from the GUI on the instrument (see Section 11.1.1 Exporting the Data). Note: FROM and TO are not sensitive to a given hour. Only the date is considered, so the EXPORT command enables data to be transferred only for whole days.
  • Page 135 Aethalometer AE36 • $AERO:LAST LOG CR • $AERO:LAST NDTEST CR • $AERO:LAST SETUP CR • $AERO:LAST TESTREPORTS CR • $AERO:LAST DATAVIEW 10.5.1.5 INFO example The INFO command transmits instrument information. Example: • $AERO:INFO CR 10.5.1.6 ID example The ID command transmits the first and last IDs of the chosen table between FROM and TO parameters.

  • Page 136: Uidep Data Protocol

    Aethalometer AE36 10.5.1.9 BACKUP example The BACKUP command is used to back up the database of the instrument. This command transmits a zipped database. Zipping can take time. In the meantime, the protocol sends the remaining time before the command starts transferring the zipped database.
  • Page 137 Aethalometer AE36 further request parameters, this service returns the values of all instrument components (database columns) for the most recent measurement. Example: The ‘simple’ command will return the last available line in the database: http://192.168.45.150:8080/values/simple/ The response of ‘simple’ result type is JSON with data: "Device": "AE36",...
  • Page 138 Aethalometer AE36 "Value": "2023-11-13 13:43:49" "ID": 137, "Component": "CPU", "Value": Three optional parameters are available: • start • • component The ‘start’ and ‘end’ parameters offer access to the historical data from the instrument. They have to be given in the following format: YYYY-MM-DD-hh-mm-ss. The ‘start’...
  • Page 139 Aethalometer AE36 http://192.168.45.150:8080/values/complex/?start=2023-11-13-14-33-00&end=2023-11-13-14-35-00 http://192.168.45.150:8080/values/simple/?start=2023-11-13-14-33-00 http://192.168.45.150:8080/values/complex/?start=2023-11-13-14-33-00 http://192.168.45.150:8080/values/simple/?component=88 http://192.168.45.150:8080/values/complex/?component=3&component=88 http://192.168.45.150:8080/values/simple/?component=88&start=2023-11-13-14-33-00 http://192.168.45.150:8080/values/complex/?component=88&start=2023-11-13-14-33-00 http://192.168.45.150:8080/values/complex/?component=3&component=9&component=88&start=2023- 11-13-14-33-00&end=2023-11-13-14-35-00 The example of returned JSON output by using the last command is: "Device": "AE36", "SN": "AE36-00-00107", "Components": [ "ID": 3, "Component": "EndTimeUTC", "MeasuredValues": [ "Time": "2023-11-13T14:33:00Z", "Value": "2023-11-13 13:33:00"...
  • Page 140 Aethalometer AE36 "Value": 1547 "Time": "2023-11-13T14:34:00", "Value": 1552 "Time": "2023-11-13T14:35:00", "Value": 1532 AE36 User's manual – Ver. 1.01...

  • Page 141: Data Handling

    Aethalometer AE36 CHAPTER DATA HANDLING AE36 User's manual – Ver. 1.01...

  • Page 142: Data Management

    All data: the whole Data table is exported, including data measured during the QA/QC tests and other procedures • Special export configuration: CAAT: data suitable for the analyses with Carbonaceous Aerosol Analyses Tool software Validated data are filtered based on the G1_Status = 1, which indicates normal instrument operation (see Section 8.2 Instrument Status).
  • Page 143 Aethalometer AE36 Description Tape advance (tape advance, self-testing) First measurement – obtaining ATN0 Stopped Calibrating LED Calibration error LED error Chamber error Tape error (tape stuck, tape end) Stability test Clean air test Tape change procedure ND test Leakage test (inlet, filter)
  • Page 144 Aethalometer AE36 5. You can now remove the USB memory stick. The data will be stored in a folder “AE36-ss-nnnnn” as a .csv file with a header. The structure of the file name is: AE36-ss-nnnnn_xxx_YYYYmmdd(from)_YYYYmmdd(to).csv Where ss is the production series number, nnnnn is the serial number, xxx refers to the export configuration or Table name, YYYYmmdd is the date (for example, 20200224 means 24 Feb 2020).
  • Page 145 Aethalometer AE36 Data export configuration and Data table description A – BC - validated B – Advanced - validated C – All – validated D - All Export configuration Column Name Units Description Unique identification UNIX timestamp TimestampUTC Start of sampling in Local time zone...
  • Page 146 Aethalometer AE36 Sens660_1 Sensing beam signal @ Spot 1, 660 nm (0 – 1000000) Sensing beam signal @ Spot 2, 660 nm (0 – 1000000) Sens660_2 Ref880 Reference beam signal @880 nm (0 – 1000000) Sensing beam signal @ Spot 1, 880 nm (0 – 1000000) Sens880_1 Sensing beam signal @ Spot 2, 880 nm (0 –...
  • Page 147 Aethalometer AE36 K470 Loading effect compensation parameter @470 nm Loading effect compensation parameter @520 nm K520 K590 Loading effect compensation parameter @590 nm Loading effect compensation parameter @660 nm K660 Loading effect compensation parameter @880 nm K880 Loading effect compensation parameter @950 nm K950 Percentage of “biomass burning”/”solid fuel”/”low...
  • Page 148 Aethalometer AE36 FirmwareVer Number of firmware version installed Number of software version installed SoftwareVer NetworkEnabled setting unavailable in this SW version Timebase setting Timebase Mass absorption cross-section @ 340 nm MAC340 Mass absorption cross-section @ 370 nm MAC370 Mass absorption cross-section @ 400 nm...
  • Page 149 RH_Warning RH warning is triggered. Average 8s raw signal averaging turned on/off The baud rate for serial Aerosol Data Protocol AeroBaudRate Data Delimeter used in aerosol data protocol (Serial & Network): 1 - Space, 2 - Comma, 3 - AeroDelimiter...
  • Page 150 Aethalometer AE36 External Device Data description Data from external devices are saved in a separate table named ExtDeviceData. Using the export procedure, ExtDeviceData will be joined with the Data table by the DataID key. Data from external devices are parsed, and appropriate column names are added. Please note that when the COM port for a specific external device changes, the export procedure will create two sets of columns for that device.
  • Page 151 Aethalometer AE36 ATN @ 370 nm, Spot2, F00 ch370s2f0 ATN @ 470 nm, Spot1, F00 ch470s1f0 ATN @ 470 nm, Spot2, F00 ch470s2f0 ATN @ 520 nm, Spot1, F00 ch520s1f0 ATN @ 520 nm, Spot2, F00 ch520s2f0 ATN @ 590 nm, Spot1, F00...
  • Page 152 Debug data recording, please see Section 8.1.7.2 Diagnostics. CAAT data CAAT export is used to export data in a format compatible with Carbonaceous Aerosol Analyses Tool software, available for download from Aerosol Magee Scientific User’s group website. If you are not yet registered to the User’s group,...

  • Page 153: Exporting The Database

    Aethalometer AE36 11.1.2 Exporting the Database To backup the whole database use ‘Export DB to USB’ button from the ‘Data’/’Storage’ screen. Backup can be performed also when measurements are running. The structure of the database file name is: AE36-ss-nnnnn_YYYYmmdd_HH:mm:ss. db where the date and time of database export are appended.

  • Page 154: Bc Index

    Aethalometer AE36 11.2 BC Index AE36 includes BC Index which is a proprietary measure of air quality based on Black Carbon concentrations. It helps organizations to monitor and communicate the level of air polluted with Black Carbon. BC Index provides a convenient way to track air quality levels in real-time and can help make decisions to protect human health.
  • Page 155 Aethalometer AE36 Index category Category limits BC limits (ng/m Good < 50 < 1000 Satisfactory 51 - 75 1000 - 3000 Fair 76 - 100 3000 - 7000 Poor 101 - 150 7000 - 12000 Very poor 151 - 500...

  • Page 156: Bc Source Apportionment

    Aethalometer AE36 11.3 BC source apportionment Source apportionment of black carbon concentration is based on the Sandradewi et al. (2008) model, also called the “Aethalometer model”, with optical absorption coefficient being a sum of biomass burning and fossil fuel burning fractions. Model is based on the difference in absorption coefficient wavelength dependency assuming that absorption due to the fossil fuel and biomass emissions follow ��...
  • Page 157 • The calculated values are limited to the 0-100% range. Reference Sandradewi, J. et al. (2008), Using Aerosol Light Absorption Measurements for the Quantitative Determination of Wood Burning and Traffic Emission Contributions to Particulate Matter, Environ. Sci. Technol. 42, 3316–3323.

  • Page 158: Software Upgrade

    Aethalometer AE36 CHAPTER SOFTWARE UPGRADE AE36 User's manual – Ver. 1.01...

  • Page 159: Software And Firmware Upgrade

    Aethalometer AE36 12 SOFTWARE AND FIRMWARE UPGRADE 1. Use only a high quality USB memory drive. Copy the following files to the root directory: • Application software (SW version number not shown): i. AE36.exe • Firmware: i. AE36CO_vNNNN.fw (controller board) ii.

  • Page 160: Troubleshooting

    Aethalometer AE36 CHAPTER TROUBLESHOOTING AE36 User's manual – Ver. 1.01...

  • Page 161: Startup Screen Checks

    Aethalometer AE36 13 TROUBLESHOOTING 13.1 Startup screen checks Check Description Error Solution Communication Communication PC to hardware check cables optical chamber problem controller Instrument Obtain data (serial hardware check cables data number) from the optical problem chamber controller Storage CF card operation...

  • Page 162: Instrument Status

    Aethalometer AE36 Device Windows operating faulty get new CF card and monitoring system test application file 13.2 Instrument status Instrument status is described in detail in 8.2. The instrument status code number and the colored Status bar indicate the instrument Status. Colored icons are also displayed on the screen saver.
  • Page 163 Aethalometer AE36 Flowmeter Triggered: Optical chamber is in Flowmeter malfunction. "home" position, valves Contact support. "bypass" and pump " running" absolute difference between raw flowmeter values F1 and Fc > 50. This combination is set and checked during every Taper Advance.
  • Page 164 Cleared: When measurement is manufacturer. stopped and started. RH inlet Triggered: There is limit % - The use of Aerosol Inlet (8.1.6.3) difference in RH within Dryer AID is recommended to a minute on the instrument’s lower inlet (G1=1) or when RH is over...
  • Page 165 Tape wrong Triggered: The use of wrong - Use the correct filter tape. tape (filter that was not supplied by Aerosol Magee Scientific). Cleared: When measurement is started. External device Triggered: The communication - Check if external device is...

  • Page 166: Unacceptable Quality Control Test Results

    Aethalometer AE36 Cleared: Settings are valid, and instrument is restarted. Autotest Triggered: Automatically - If Clean Air test does not triggered clean air test did not pass criteria, contact pass. support. Cleared: When measurement is stopped and started. 13.3 Unacceptable quality control test results...
  • Page 167 Aethalometer AE36 Dirty optical chamber Clean optical chamber Oscillations in BC data Fluctuation of RH in Install Sample Stream Dryer sample air Temperature change Check installation temperature Parameter hit limit values effects control Software does not load – Problem with CF card...

  • Page 168: Specifications & Accessories

    Aethalometer AE36 CHAPTER SPECIFICATIONS, ACCESSORIES AND SW RELATED PRODUCTS AE36 User's manual – Ver. 1.01...

  • Page 169: Specification

    Aethalometer AE36 14 SPECIFICATION Operation: • Supply voltage: 100-240 V AC; Voltage range: 85 – 264 V AC, 50/60 Hz • Power consumption: max 72 W; typical 30 W • Measurement wavelengths: 370, 470, 520, 590, 660, 880 and 950 nm •...

  • Page 170: Accessories

    Aethalometer AE36 15 ACCESSORIES PRODUCT NO DESCRIPTION PHOTO AETH-HA- External pump for high-altitude PUMP operation M8060-A Filter Tape Roll, 10 m AS-0018 Filter Tape Roll, 20 m M5520-A Wind sensor GMX 200 (data cable included) M9610 Transit Case for shipping and field...
  • Page 171 Aethalometer AE36 M4121 MiniPM InletKit (includesPM10, PM4, PM2.5, PM1 and TSP) M4110 Sharp-Cut Cyclone Inlet, 2.5 μm cut at 5 LPM flowrate M4114 Sharp-Cut Cyclone Inlet, 2.5 μm cut at 2 LPM flowrate or 1 μm cut at 5 LPM flowrate M4112 Sharp-Cut Cyclone Inlet, 1 μm cut at...
  • Page 172 Aethalometer AE36 M5610 Sample Airstream Dryer - Nafion Membrane (including external pump) AE0 4 03 001 Shipping cardboard with protective foam inserts M7950 Alicat FP-25 Flowmeter cal. kit M7662 Neutral Density Optical Filter Validation kit AS-0019 Tape Sensor Calibration Disc Kit - 4...

  • Page 173: Software Related Products

    Continuous automatic supervision of operational parameters can enable the operators an access to any potential problem of the instrument. Remote access to any connected Aethalometer AE36 within the same network can permit verification of operational parameters, instrument status and data; and permits changes to be made if necessary.
  • Page 174 Aethalometer AE36 CHAPTER DRAWINGS AE36 User's manual – Ver. 1.01...

  • Page 175: Drawings

    Aethalometer AE36 17 DRAWINGS Front view Front view, open door AE36 User's manual – Ver. 1.01...
  • Page 176 Aethalometer AE36 Rear view Rear view, no cover AE36 User's manual – Ver. 1.01...

  • Page 177: Exploded View

    Aethalometer AE36 Exploded view AE36 User's manual – Ver. 1.01...
  • Page 178 Aethalometer AE36 CHAPTER REFERENCES AE36 User's manual – Ver. 1.01...

  • Page 179: References

    Andreae, M.O., Gelencsér, A. (2006) “Black carbon or brown carbon? The nature of light- Atmos. Chem. Phys. absorbing carbonaceous aerosols” 6, 3131–3148. Arnott, W. et al. (2005), “Towards Aerosol Light-Absorption Measurements with a 7- Wavelength Aethalometer: Evaluation with a Photoacoustic Instrument and 3- Aerosol Sci. Technol Wavelength Nephelometer”...
  • Page 180 J. Aerosol Sci., Absorption Coefficient by Means of Aethalometers” 34, 1445-1463. WMO/GAW report No. 227 (2016), “WMO/GAW Aerosol Measurement Procedures, Guidelines and Recommendations”. Yus-Díez, J. et al. (2022), ”Absorption enhancement of black carbon particles in a Mediterranean city and countryside: effect of particulate matter chemistry, ageing Atmos.
  • Page 181 Aethalometer AE36 CHAPTER CUSTOMER SERVICE AND SUPPORT AE36 User's manual – Ver. 1.01...

  • Page 182: Customer Service

    Aethalometer AE36 19 CUSTOMER SERVICE Please contact the service department through our web sites (Service & Support): www.aerosolmageesci.com Please include the serial number of the instrument and a sample of recent data in the communication. Always send the raw files (data, log and setup).

  • Page 183: Returns For Service

    Aethalometer AE36 19.1 Returns for service Before returning any Aerosol Magee Scientific instrument to service, please contact Aerosol office at: Aerosol d.o.o. Kamniška 39A SI-1000 Ljubljana SLOVENIA, EUROPE Tel: +386 1 4391 700 support@aerosolmageesci.com or our authorized representative from your country or nearby region.

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