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microAeth

MA Series MA200, MA300, MA350

Operating Manual

microAeth

MA Series MA200, MA300, MA350

Operating Manual

AethLabs

Verbose Structure Details

Header

Units / Format

Example Data

Description

Accel Y

Integer

-8

Measured instantaneous acceleration in the y-axis.

Accel Z

Integer

-255

Measured instantaneous acceleration in the z-axis.

Tape position

Whole number

Value of tape position counter. Increments by 1 after

each tape advance. Counter is reset when 'Release

Tape' is used to release the tape cartridge no matter

the position of the newly inserted tape cartridge.

Flow setpoint

Milliliters per minute

(Whole number)

100

Target value of the instrument total flow rate in

milliliters per minute. Used in SingleSpot™ and

DualSpot® sampling modes.

Flow total

Milliliters per minute

(Decimal number)

100.10

Measured total flow through the instrument in

milliliters per minute. Measured in SingleSpot™ and

DualSpot® sampling modes.

Flow1

Milliliters per minute

(Decimal number)

60.23

Measured flow through sample spot sense1 of the

instrument in milliliters per minute. Measured in

SingleSpot™ and DualSpot® sampling modes.

Flow2

Milliliters per minute

(Decimal number)

39.87

Calculated flow through sample spot sense2 of the

instrument in milliliters per minute. Calculated in

DualSpot® sampling mode. No flow in SingleSpot™

sampling mode.

Sample temp

Degrees celsius

(Decimal number)

26.6705474853515

Measured temperature of instrument sampling

stream in degrees celsius.

Sample RH

Percent

(Decimal number)

22.6140441894531

Measured relative humidity of instrument sampling

stream in percent.

Sample

dewpoint

Degrees celsius

(Decimal number)

10.3270139694213

Calculated temperature of dewpoint of instrument

sampling stream in degrees celsius.

Int pressure

Pascal

(Natural number)

100692

Measured pressure inside instrument case in

pascals.

Int temp

Degrees celsius

(Decimal number)

35.375

Measured temperature inside instrument case in

Celsius.

Optical config

<SS or DS>-XX-X-

X-X-XX

DS-UV-B-G-R-IR

Identification of sampling mode (SingleSpot™ (SS)

or DualSpot® (DS)) and only the optical wavelengths

used for each measurement are displayed.

UV Sen1

Counts

(Whole number)

710434

Measured optical intensity of ultraviolet (UV)

wavelength for sample spot sense1 in counts.

Measured in SingleSpot™ and DualSpot® sampling

modes.

UV Sen2

Counts

(Whole number)

724526

Measured optical intensity of ultraviolet (UV)

wavelength for sample spot sense2 in counts.

Measured in DualSpot® sampling mode.

UV Ref

Counts

(Whole number)

907699

Measured optical intensity of ultraviolet (UV)

wavelength for reference spot in counts. Measured

in SingleSpot™ and DualSpot® sampling modes.

UV ATN1

Attenuation units

(Decimal number)

20.031862

Calculated attenuation of ultraviolet (UV)

wavelength for sample spot sense1 in attenuation

units. Calculated in SingleSpot™ and DualSpot®

sampling modes.

UV ATN2

Attenuation units

(Decimal number)

12.559727

Calculated attenuation of ultraviolet (UV)

wavelength for sample spot sense2 in attenuation

units. Calculated in DualSpot® sampling mode.

Verbose Structure Details

Header

Units / Format

Example Data

Description

UV K

Unitless

(Decimal number)

0.0046992627903819

Calculated loading compensation factor for

ultraviolet (UV) wavelength using sample spots

sense1 and sense2, used to compensate BC1 value

resulting in BCc. Calculated in DualSpot® sampling

mode.

Blue Sen1

Counts

(Whole number)

751124

Measured optical intensity of blue wavelength

for sample spot sense1 in counts. Measured in

SingleSpot™ and DualSpot® sampling modes.

Blue Sen2

Counts

(Whole number)

759335

Measured optical intensity for blue wavelength

for sample spot sense2 in counts. Measured in

DualSpot® sampling mode.

Blue Ref

Counts

(Whole number)

843783

Measured optical intensity of blue wavelength for

reference spot in counts. Measured in SingleSpot™

and DualSpot® sampling modes.

Blue ATN1

Attenuation units

(Decimal number)

15.778888

Calculated attenuation of blue wavelength for

sample spot sense1 in attenuation units. Calculated

in SingleSpot™ and DualSpot® sampling modes.

Blue ATN2

Attenuation units

(Decimal number)

9.550997

Calculated attenuation of blue wavelength for

sample spot sense2 in attenuation units. Calculated

in DualSpot® sampling mode.

Blue K

Unitless

(Decimal number)

0.00198470731265842

Calculated loading compensation factor for blue

wavelength using sample spots sense1 and sense2,

used to compensate BC1 value resulting in BCc.

Calculated in DualSpot® sampling mode.

Green Sen1

Counts

(Whole number)

810122

Measured optical intensity of green wavelength

for sample spot sense1 in counts. Measured in

SingleSpot™ and DualSpot® sampling modes.

Green Sen2

Counts

(Whole number)

829080

Measured optical intensity of green wavelength

for sample spot sense2 in counts. Measured in

DualSpot® sampling mode.

Green Ref

Counts

(Whole number)

902411

Measured optical intensity of green wavelength for

reference spot in counts. Measured in SingleSpot™

and DualSpot® sampling modes.

Green ATN1

Attenuation units

(Decimal number)

13.872042

Calculated attenuation of green wavelength for

sample spot sense1 in attenuation units. Calculated

in SingleSpot™ and DualSpot® sampling modes.

Green ATN2

Attenuation units

(Decimal number)

8.236315

Calculated attenuation of green wavelength for

sample spot sense2 in attenuation units. Calculated

in DualSpot® sampling mode.

Green K

Unitless

(Decimal number)

0.00123747368343174

Calculated loading compensation factor for green

wavelength using sample spots sense1 and sense2,

used to compensate BC1 value resulting in BCc.

Calculated in DualSpot® sampling mode.

Red Sen1

Counts

(Whole number)

794974

Measured optical intensity of red wavelength

for sample spot sense1 in counts. Measured in

SingleSpot™ and DualSpot® sampling modes.

Red Sen2

Counts

(Whole number)

759396

Measured optical intensity of red wavelength

for sample spot sense2 in counts. Measured in

DualSpot® sampling mode.

Red Ref

Counts

(Whole number)

888090

Measured optical intensity of red wavelength for

reference spot in counts. Measured in SingleSpot™

and DualSpot® sampling modes.

Содержание microAeth MA200

Страница 1: ...microAeth MA Series MA200 MA300 MA350 Operating Manual 2018 AethLabs https aethlabs com Firmware v1 08 microAeth Manager v1 03 December 2018 rev03 ...

Страница 2: ...3 5 Accessories 22 3 6 Replacement Parts 23 4 Measurements 24 4 1 Particles 24 4 1 1 DualSpot Loading Compensation beta 24 4 2 Temperature 24 4 3 Relative Humidity and Dewpoint 24 4 4 Altimeter Barometer 25 4 5 Accelerometer 25 4 6 GPS 25 4 7 Flow 25 5 Configuration and Operation 26 5 1 Overview 26 5 2 Recommendations for Best Use Practices 26 5 2 1 Instrument Settings Measurement Timebase and Flo...

Страница 3: ...ta Download in the microAeth Manager 39 5 7 6 Exporting Data from the microAeth Manager local database 40 5 7 7 Delete All Data on the microAeth 41 5 8 Using the on board user interface 42 5 8 1 Overview 42 5 8 2 Configuration of Instrument Operating Parameters 42 5 8 2 1 Change Timebase 42 5 8 2 2 Change Flow 42 5 8 2 3 Change Tape Adv ATN 42 5 8 3 Operation and Status 43 5 8 3 1 Start Measuremen...

Страница 4: ...ation Table Example 74 7 3 3 Test Flow Procedure 75 7 3 4 Flow Calibration Kit Setup 76 7 3 5 Flow Calibration Procedure 77 7 4 Optical Calibration Procedure 78 7 5 Installing Operating System Firmware 79 7 5 1 Upgrading firmware from version 1 05 to 1 08 79 7 5 2 Upgrading firmware from version 1 07 to 1 08 81 8 Technical Specifications 84 8 1 MA200 84 8 2 MA300 86 8 3 MA350 88 ...

Страница 5: ...erosol The instruments have 5 analytical channels each operating at a different wavelength 880 nm 625 nm 528 nm 470 nm 375 nm Measurement at 880 nm is interpreted as concentration of Black Carbon BC Measurement at 375 nm is interpreted as Ultraviolet Particulate Matter UVPM indicative of organic sources such as woodsmoke tobacco and biomass burning The MA Series instruments have a number of import...

Страница 6: ...ack port 8 USB mini B port 9 4 pin 3 3V TTL serial port 10 Serial number label 1 3 3 MA350 1 Enclosure door 2 Enclosure door padlock loop 3 Enclosure latches 2 4 Wall mounting kit bosses 4 5 Inlet port 6 Outlet port 7 Sealing circular connector for DC power in 3 3V TTL serial comms 8 Cap for sealing circular connector 9 Enclosure door gasket 10 Serial number label 11 USB mini B port 12 User interf...

Страница 7: ...while the instrument is in use The lithium ion battery in the microAeth must be recycled or disposed of properly and separately from general or household waste in compliance with local laws and regulations The lithium ion battery contained in the microAeth and therefore the microAeth must be packaged and shipped properly Please see section 2 2 11 Shipping for more information Do not incinerate the...

Страница 8: ...extreme temperatures Avoid exposing the microAeth connections and tubing to rapid and dramatic changes in temperature or humidity Care must be taken to identify installation and use conditions that might cause condensation of the sample aerosol stream or of the instrument itself Such condensation can cause instrument damage electrical shock or hazard 2 2 5 Consumables Filter tape cartridges will r...

Страница 9: ...r Buyer shall pay or reimburse Seller for all costs of investigating and responding to such request at Seller s then prevailing time and materials rates If Seller provides repair services or replacement parts that are not covered by this warranty Buyer shall pay Seller therefore at Seller s then prevailing time and materials rates ANY INSTALLATION MAINTENANCE REPAIR SERVICE RELOCATION OR ALTERATIO...

Страница 10: ... not do anything to jeopardize Licensor s or its licensors rights in the Licensor IP including to i copy modify merge or transmit Licensor IP ii register or attempt to register any competing intellectual property rights to the Licensor IP iii delete or tamper with any proprietary notices on or in the Licensor IP iv take or use any action that diminishes the value of any trademarks included in the ...

Страница 11: ...bject matter hereof and supersedes all prior agreements oral or written with respect to the subject matter hereof 2 5 Regulatory and Compliance Notices This instrument meets the requirements of CE certification This device complies with Part 15 of the FCC Rules This Class A digital apparatus complies with Canadian ICES 003 Cet appareil numérique de la classe A est conforme à la norme NMB 003 du Ca...

Страница 12: ...o bare leads cable This cable allows the microAeth MA Series instruments to send and receive 3 3v TTL serial data from the 4 pin serial port to and from other devices This cable is not included MA350 Sealed connector to bare leads cable This cable allows the microAeth MA350 to send and receive 3 3v TTL serial data to and from other devices This cable also allows the MA350 to be powered from an ext...

Страница 13: ... in the column labeled Internal temp C The accuracy of the temperature measurement is typically 1 C at 25 C and typically 3 C over the temperature measurement range of 40 to 85 C 4 3 Relative Humidity and Dewpoint A relative humidity measurement of the sample air stream is made every Timebase This sensor is coupled to measurement sample spot sense2 In SingleSpot mode there is no active flow throug...

Страница 14: ...of the instrument The following recommendations provide general guidelines 5 2 1 Instrument Settings Measurement Timebase and Flow Rate In order to get the best data from the microAeth for a sampling campaign we highly recommend that the instrument warm up for approximately 30 minutes so that it can equilibrate The microAeth can acquire data on six timebase settings 1 5 10 30 60 or 300 seconds The...

Страница 15: ...or more targeted sampling can provide basic protection to the instrument inlet and prevents the possibility of light leakage into the instrument s sample chamber 5 3 2 Outlet Port The outlet port is a 10 32 UNF inch threaded port The outlet port and all connections to the outlet port must be properly protected from the environment There must be limited restriction to flow while protection from wat...

Страница 16: ...chronized to the time on the computer Time synchronization will occur between the microAeth and the computer when the button is clicked in the microAeth Manager Time is ISO 8601 formatted It is very important to confirm the date and time of the microAeth before a sampling campaign 5 6 2 Date Time Timezone offset microAeth Manager only The timezone offset setting permits the user to select a timezo...

Страница 17: ...d The tape advance ATN threshold setting permits the user to enter the attenuation ATN threshold natural number value of 1 to 100 that will trigger an automatic tape advance to a new filter sampling location during a sampling and measurement period The attenuation ATN threshold value will trigger a tape advance when the first of the wavelength measurements reaches this threshold NOTE The lowest wa...

Страница 18: ...t takes to access the microAeth Manager local data base through the Manage data button will increase as the data base size increases 5 7 2 1 2 Notifications Section The notifications section displays notifications in the expandable and collapsible log Clicking the View all notifications button on the right of the main application window will toggle open the notifications log Clicking the same butt...

Страница 19: ...in is highly recommended when using DualSpot loading compensation 5 7 3 7 Timebase The timebase dropdown can be used to select the measurement integrating time of 1 5 10 30 60 or 300 second s Select the desired value from the dropdown and click the checkmark to save and the x to cancel 5 7 3 8 Wavelengths The wavelengths dropdown can be used to select the measurement wavelength s used for particle...

Страница 20: ...nloaded data sessions can then be exported to one csv file per session using the Data sessions in application section of the Manage data window Individual or multiple data sessions can be selected and exported When exporting long data sessions that span multiple calendar days the user can select to have the exported data session files split into multiple files based on the calendar days of that se...

Страница 21: ...al microAeth Manager database on the computer 6 At the top of this window is the Data on device section to manage the data for this microAeth that is stored on the instrument At the bottom of this window is the Data sessions in application local database section where previously downloaded data sesions from the instrument that are stored in microAeth Manager local database are displayed 7 Select t...

Страница 22: ...5 8 3 Operation and Status Before starting measurements it is recommended that the user verify all parameter settings A description of each operating parameter and its configuration is described in section 5 6 Instrument Operating Parameters Instrument settings can be viewed through the microAeth Manager software or through the serial terminal emulator interface using the Display All Settings menu...

Страница 23: ...ton to select the Clamp Tape option The optical head of the instrument will move to its clamped position and stop resetting the optical head position Go to step 4 and try again to replace the filter tape cartridge 5 8 3 5 Calibrate Flow IMPORTANT Please read section 7 3 Flow Calibration and section 7 3 5 Flow Calibration Procedure before using this menu option The only way to perform a flow calibr...

Страница 24: ... be displayed in the terminal emulator 13 Use the left and right buttons to scroll through the top level menu options to Display All Settings 14 Press the center button to select the Display All Settings option 15 Sent via Serial Port will display on the screen and all settings status and flow calibration table information will be displayed in the terminal emulator 5 8 3 12 Display FlowCal Info te...

Страница 25: ...he Change Serial Baud menu or using the microAeth Manager and the Baud rate setting under Serial and Communications 5 9 1 AethLabs Serial Protocol The following AethLabs Serial Protocol commands can be used in polled serial data mode AethLabs Serial Protocol To issue a command send command carriage return CR ASCII code 0x0D Name Command Description Response Data request dr Requests most recent rec...

Страница 26: ...II code 0x20 iii 3 Three digit instrument ID number SP 1 Space character ASCII code 0x20 000000 6 Spare field Set to all zeros SP 1 Space character ASCII code 0x20 ETX 1 End of text character ASCII code 0x03 BCC 2 Block checksum TOTAL 9 30 x A A is the number of gases AethLabs measurements being reported in the message Response Message for AethLabs Implementation of Bayern Hessen Protocol Complete...

Страница 27: ...llected on the instrument in an exported file 6 Viewing and Analyzing Measurement Data 6 1 Data File Structure The data files exported through the microAeth Manager are plain text with the extension csv Each data file consists of a header containing descriptive information a line identifying the data columns and then a number of data lines with each item separated by a comma As the microAeth is st...

Страница 28: ...r 100692 Measured pressure inside instrument case in pascals Internal temp C Degrees celsius Decimal number 35 375 Measured temperature inside instrument case in Celsius Exported Data File Structure Details Header Units Format Example Data Description Optical config DUAL or SINGLE SPOT XX XXXX XXXXX XXX XX DUALSPOT UV BLUE GREEN RED IR Identification of sampling mode SingleSpot or DualSpot and onl...

Страница 29: ... BCc Calculated in DualSpot sampling mode UV BC1 Nanograms per cubic meter ng m3 Integer 23201 Calculated mass concentration for ultraviolet UV wavelength for sample spot sense1 in nanograms per cubic meter Calculated in SingleSpot and DualSpot sampling modes Exported Data File Structure Details Header Units Format Example Data Description UV BC2 Nanograms per cubic meter ng m3 Integer 24101 Calcu...

Страница 30: ... Blue BC1 Blue BC2 Blue BCc Green BC1 Green BC2 Green BCc Red BC1 Red BC2 Red BCc IR BC1 IR BC2 IR BCc CKSUM UV IR Wavelengths Serial number Datum ID Session ID Data format version Firmware version Date Time GMT Timezone offset GPS lat GPS long GPS Speed Timebase Status Battery Accel X Accel Y Accel Z Tape position Flow setpoint Flow total Flow1 Flow2 Sample temp Sample RH Sample dewpoint Int pres...

Страница 31: ...tenuation of ultraviolet UV wavelength for sample spot sense2 in attenuation units Calculated in DualSpot sampling mode Verbose Structure Details Header Units Format Example Data Description UV K Unitless Decimal number 0 0046992627903819 Calculated loading compensation factor for ultraviolet UV wavelength using sample spots sense1 and sense2 used to compensate BC1 value resulting in BCc Calculate...

Страница 32: ...alculated in DualSpot sampling mode Blue BC1 Nanograms per cubic meter ng m3 Integer 24325 Calculated mass concentration for blue wavelength for sample spot sense1 in nanograms per cubic meter Calculated in SingleSpot and DualSpot sampling modes Blue BC2 Nanograms per cubic meter ng m3 Integer 24635 Calculated mass concentration for blue wavelength for sample spot sense2 in nanograms per cubic met...

Страница 33: ...ration for ultraviolet UV wavelength for sample spot sense1 in nanograms per cubic meter Calculated in SingleSpot and DualSpot sampling modes UV BC2 Nanograms per cubic meter ng m3 Integer 24101 Calculated mass concentration for ultraviolet UV wavelength for sample spot sense2 in nanograms per cubic meter Calculated in DualSpot sampling mode IR BC1 Nanograms per cubic meter ng m3 Integer 23958 Cal...

Страница 34: ...hLabs Serial Number Model and number MAxxx xxxx MA200 0011 Unique identification number for the Instrument Firmware Version Decimal number 1 08 Unique identification number for firmware running on instrument when measurement was recorded Name Alphanumeric MA Device User editable device name through microAeth Manager Timezone Offset Minutes Integer 480 Timezone offset from Coordinated Universal Tim...

Страница 35: ...relative humidity of instrument sampling stream in percent Temperature Degrees celsius Decimal number 0 00 Measured temperature of instrument sampling stream in degrees celsius Acceleration X x xxx Y y yyy Z z zzz X 5 466 Y 18 466 Z 277 333 Measured instantaneous acceleration in the x axis y axis and z axis Satellites Whole number 0 Number of satellites that are visible to the instrument s interna...

Страница 36: ...de TargetS SFlowT SFlow1 PumpS SSD TargetD DFlowT DFlow1 PumpD DSD S1 S2 0 0 00 124 99 124 03 0 0 00 0 00 124 90 123 90 0 0 01 0 00 1 43 93 180 30 179 20 69 2 04 45 75 181 79 164 51 49 2 46 1 41 2 58 82 197 69 197 76 88 1 65 58 74 197 48 175 92 65 1 82 1 42 3 74 38 215 58 216 97 112 1 21 74 90 215 49 190 49 87 1 48 1 41 4 89 79 231 66 235 80 140 0 94 90 07 231 28 203 94 111 1 21 1 41 5 104 83 245 ...

Страница 37: ...sts A good complete flow calibration table is critical in order to obtain the best results from the microAeth To view the flow calibration table and the complete results from the previous flow calibration the on board user interface on the front of the microAeth is used to send all settings information of the instrument which includes the flow calibration table See section 5 8 3 11 Display All Set...

Страница 38: ...9 48 348 23 680 0 20 1 38 17 0 00 0 00 0 00 0 0 00 283 32 357 21 359 09 789 0 14 1 37 18 0 00 0 00 0 00 0 0 00 0 00 0 00 0 00 0 0 00 0 00 19 0 00 0 00 0 00 0 0 00 0 00 0 00 0 00 0 0 00 0 00 20 0 00 0 00 0 00 0 0 00 0 00 0 00 0 00 0 0 00 0 00 21 0 00 0 00 0 00 0 0 00 0 00 0 00 0 00 0 0 00 0 00 FlowCal Results OK 35 35 7 3 3 Test Flow Procedure The on board user interface on the front of the microAe...

Страница 39: ...mpling location The microAeth should be plugged into an external power source and its internal battery should be fully charged recommended battery remaining of at least 80 The only way to perform a flow calibration on the MA200 MA300 and MA350 is to use a microAeth MA Series Flow Calibration Kit provided by AethLabs 1 The microAeth must be at a new clean filter sampling location for the flow calib...

Страница 40: ...microAeth can be used to upgrade the operating system firmware via the 4 pin serial port Upgrading the operating system firmware of the microAeth can be accomplished through a terminal emulator using the AethLabs 4 pin Serial to USB converter cable Before using the AethLabs 4 pin Serial to USB converter cable it may be required to install drivers from Future Technology Devices International Ltd FT...

Страница 41: ...ff option 36 The memory on microAeth must be erased All data must be deleted Please follow the steps in section 5 7 7 Delete All Data on the microAeth to erase the memory 37 Set all settings using the microAeth Manager 7 5 2 Upgrading firmware from version 1 07 to 1 08 IMPORTANT READ FIRST data ON THE MICROAETH MAY NOT BE ACCESSIBLE AFTER UPGRADING FIRMWARE Before upgrading the firmware on the mic...

Страница 42: ...ader will start 29 If the firmware transfer and upgrade are successful the data transfer will finish GOOD LOAD will be displayed self checks will complete SUCCESS and Shut Down will be displayed and the microAeth will shut down Once the screen backlight turns off the firmware upgrade is complete 30 The operating system firmware is upgraded on the microAeth but the flow calibration table should be ...

Страница 43: ...ter spot s created on filter tape User selectable DualSpot or SingleSpot mode Environmental Sensors Accelerometer Relative Humidity Temperature Altimeter Barometer Dimensions L 136 75 mm 5 38 in W 85 mm 3 35 in D 35 75 mm 1 41 in Weight 420 grams 14 82 ounces Memory 16GB internal flash memory providing storage for 31 250 000 data lines 1 second timebase 361 days of data On board Interface Low Powe...

Страница 44: ...d on filter tape User selectable DualSpot or SingleSpot mode Environmental Sensors Accelerometer Relative Humidity Temperature Altimeter Barometer Dimensions L 165 20 mm 6 50 in W 125 20 mm 4 93 in D 39 70 mm 1 56 in Weight 715 grams 25 22 ounces Memory 16GB internal flash memory providing storage for 31 250 000 data lines 1 second timebase 361 days of data On board Interface Low Power Screen 3 Bu...

Страница 45: ...04 ounces Memory 16GB internal flash memory providing storage for 31 250 000 data lines 1 second timebase 361 days of data On board Interface Low Power Screen 3 Buttons Location services GPS with Internal Antenna Date Time Format ISO 8601 with satellite synchronization or manual computer synchronization Wireless 802 11 b g n Wi Fi with AES hardware encryption Bluetooth Low Energy Available in futu...

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