Aeroqual AQM60 User Manual
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Aeroqual AQM60 User Manual

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Aeroqual AQM60 User Guide

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  • Page 1 Aeroqual AQM60 User Guide...

  • Page 2: Table Of Contents

    Set Up ............................19 2.3.2. System Checks ......................... 20 2.3.3. System Values .......................... 21 2.3.4. Zero and Span Checks for Gas Modules.................. 21 AQM60 Software Description ......................22 3.1. Computer Requirements ......................... 22 3.2. Summary ............................22 3.2.1. File ............................22 3.2.2.
  • Page 3 Sample Flow Check and Adjustment ..................57 7.5.2. Sheath Flow Check ........................58 7.5.3. Leak Check ..........................58 7.5.4. Filter Changes ........................... 59 7.5.5. Inlet Cleaning ..........................60 7.5.6. Pump Module Removal......................60 Page | 3 Aeroqual AQM60 User Guide...
  • Page 4 Troubleshooting ............................ 61 8.1. AQM60 Basics ..........................61 8.2. Particle Monitor/Profiler ........................62 8.3. Diagnostics ............................63 Orbit Data ............................... 65 9.1. Specifications ..........................65 9.2. Configuring the Orbit Modem ......................65 9.3. Using the Orbitdata Website ......................66 9.3.1.

  • Page 5: User Guide Revision History

    User Guide Revision History Current version: 7.3 Description: User guide for AQM60 This user guide is a newly created document for the use of the AQM60. Date Revision number Description of change Affected pages Orbit data information 10/02/2014 Section 9...

  • Page 6: Description

    Heater Note 1: The placement of individual modules will vary depending on the user configuration Note 2: AQM60 units dispatched from July 2014 will also include an internal air duct (Refer to Section 1.8) Page | 6 Aeroqual AQM60 User Guide...

  • Page 7: Control Module

    SD Card Slot The AQM60 is supplied with a RS232 to USB adapter fitted between the Control Module and an external USB socket fitted at the side of the enclosure. This enables the user to perform a wide range of functions...

  • Page 8: Gas Modules

    Note: If the AQM60 has an AirCal 8000 installed the zero air scrubbing material is located in the AirCal module not the GTM.

  • Page 9: Gas Sensor Module Specifications

    + 15% of reading) 1.0 LPM 0.01 µg/m (Note: these are subject to change; please contact Aeroqual for latest performance data) 1.4. TMS Module The AQM has a thermal management control system to maintain a stable internal temperature irrespective of ambient temperature changes.

  • Page 10: Compressor

    1.5. Compressor The cooling system is a compressor refrigeration unit which is mounted at the base of the AQM60. It is a self-contained system that provides cooling via the base on the AQM. The compressor system and inlet can be accessed by releasing the two clips on the side of the AQM and rotating the housing upwards.

  • Page 11: Internal Air Duct

    It is configured with different operating modes which can be selected by using the dipswitches located on the side of the module. Aeroqual has integrated a number of third party sensors and is able to supply the auxiliary module preconfigured for your sensors.
  • Page 12 Met One 034B (Pin 1) GND (Pin 12) VCC (Pin7) WD (Pin 9) WS (Pin 1) GND, (Pin 2) 12V, LOOP (Pin 12) Cirrus MK:427 (Pin 8) LOOP OUT ACTUATOR GND ACTUATOR IN Page | 12 Aeroqual AQM60 User Guide...

  • Page 13: Particle Mass Pump Modules

    Note 2: Please refer to third party sensor manuals for instructions on wire outputs. The Wind Sonic comes with an Aeroqual supplied cable and therefore wire outputs will be sent with the cable. 1.10. Particle Mass Pump Modules The Pump Modules for the optical mass sensors contain a microprocessor for mass calculation and a pump for sampling.

  • Page 14: Electrical Connections

    12 VDC Power Bus All modules inside the AQM60 operate from the 12VDC power. The power is supplied by a daisy chain of black and red cables. A relay is activated by the Control Module on/off button to allow the sensor bus to be powered.

  • Page 15: Pneumatic Connections

    The total sample flow rate will be dependent on the number of gas sensor modules in the AQM. All module flows are controlled by critical orifices located within the sensor modules. See Section 7.3.3.for expected flow rates. Page | 15 Aeroqual AQM60 User Guide...

  • Page 16: Installation And Commissioning

    Verify that all components have been shipped as per the packing slip. Contact your Distributor or Aeroqual if you suspect any parts are missing. d) Unpack the AQM. e) Remove all internal shipping/packaging material from the AQM enclosure.

  • Page 17: Connect Inlet Sub Assembly

    The sub assembly pipe is connected to the inlet at the top of the AQM60 using a Kynar gland. The pipe needs to be securely inserted into the Kynar gland and then the fitting needs to be tightened.

  • Page 18: Assembly Of Heated Inlet For Pm/Profiler (Optional)

    Note 1: The top plate solar shield may need to be removed to screw in the mounting screws Note 2: Ensure the power cable is fed through the inlet hole when connecting Mounting Screws Connect power to Inlet Tube/Heater inside the enclosure Power cable from heated inlet Page | 18 Aeroqual AQM60 User Guide...

  • Page 19: Connect Third Party Sensors (Optional)

    1. Once the AQM60 is assembled and power is connected install the SD card into the control module. Note 1: The TMS blower will start as soon as the mains power is connected. 2. Start the AQM60 by pushing the on/off switch on the control module (See Section 1.1 for location of On/Off switch) 3.

  • Page 20: System Checks

    A table listing the modules configured will appear. Check the correct sensors in the AQM60 have been configured. These should match the sensors on the invoice and the sensors listed in the instrument logbook. If they do not match click “Setup” ”Configuration” and enter the password “Password”.

  • Page 21: System Values

    Note 1: Particle Monitor inlet flow rate should be 2LPM Note 2: Profiler inlet flow rate should be 1LPM 2.3.4. Zero and Span Checks for Gas Modules Refer to Section 4 on how to carry out zero and span checks and calibration. Page | 21 Aeroqual AQM60 User Guide...

  • Page 22: Aqm60 Software Description

    3. AQM60 Software Description The AQM V6.x Software is designed to be a simple interface for communicating with the AQM monitor via a PC. It can be used to configure the AQM, initiate the zero calibration routine, modify gain factors, poll data and display the data in either table or graphical format.

  • Page 23: Setup

    Graph  Default Graph Style Changes the graph style/settings Table  Real Time Tabulates the real time data from the AQM monitor Table  Logged data tabulates the logged data from the AQM monitor Page | 23 Aeroqual AQM60 User Guide...

  • Page 24: Tools

    Reset Controller Performs software reset of the AQM60 Control Module 3.2.5. Calibration View Gain and Offset Displays table of the AQM60 Offset and Gain factors Calibrate Offset Enables user to change the individual gas module Offset factors (System password required “password”)

  • Page 25: Diagnostics

    “view all” all to display the module settings (exportable to text file) Note: Incorrect modification of sensor module settings may cause irreversible damage. Do not change settings without contacting Aeroqual or a qualified service agent. Sensor Diagnostics View Displays the sensor module diagnostic view (requires diagnostic password “george”) (exportable to text file)

  • Page 26: Ip Modem Configuration (Optional)

    3.3.1. TCP/IP connection This allows real time connection to the AQM60 and is the default mode of the G3111. The address may be a static or dynamic IP address. If it’s a dynamic address then you will need to use a dynamic IP address redirector service to find out what the address is in order to be able to connect (See Section 3.2.2).

  • Page 27: Ip Address Solutions Using Gprs Systems

    Unfortunately, some countries do not have MVNOs, and some carriers do not provide VPN services. For this reason, this solution may be unfeasible for some users. Aeroqual has used www.wyless.com successfully to communicate with AQM instruments. Page | 27 Aeroqual AQM60 User Guide...

  • Page 28: Other Communication Options

    2.4000 - 2.4835 GHz 3.4.2. GSM Modem Aeroqual typically integrates the Fargo Maestro 100 Dual band GSM MODEM for remote data access. This provides a serial link to the AQM from a computer via the GSM network. Two modems are typically needed to establish a GSM link between computer and AQM.
  • Page 29 (Set baud rate abd data transparent only) AT+FCLASS = 0 (Set Operating mode = data mode) AT+IPR=38400 (Set DTE/DCE baud rate = 38400) ATS0=1 (Automatic answer after 1 ring) AT&W (Save all configurations) Page | 29 Aeroqual AQM60 User Guide...

  • Page 30: Calibration

    Tracking the results of the calibrations on a spread sheet can help determine the frequency of calibrations and also draws attention to trends in the drift. Page | 30 Aeroqual AQM60 User Guide...

  • Page 31: Aqm Calibration Basics

    4.2. AQM Calibration Basics Zero and span adjustments on the AQM60 are performed by adjusting the OFFSET and GAIN values under the Calibration menu. The equation that relates the OFFSET and GAIN to the gas reading is given below: Gas Reading = GAIN x (Module Reading - OFFSET) ...

  • Page 32: Zero Calibration And Check

    Before doing this you should check that the media are in good condition or if possible replace with fresh media. 1. Turn on “Zero Reading” 2. Allow the AQM to sample until stable readings are obtained (about 30 - 60 minutes) Page | 32 Aeroqual AQM60 User Guide...

  • Page 33: Span Calibration And Check

    3. Calculate the new offset. New OFFSET = Old OFFSET + (AQM60 gas reading/Gain factor) 4. Adjust the OFFSET values for each gas sensor by clicking “Calibration”  “Calibrate OFFSET” Note: The password to access this section is “password” 5. Select the relevant gas, input the new offset and click OK.

  • Page 34: Multi-Gas Calibration Standard And Gas Phase Titration

    Allow the AQM to sample the gas until a stable reading is obtained (about 15 minutes). Calculate the new gain. New Gain factor = Old Gain factor x Span Gas Concentration / AQM60 Gas Reading 9. Adjust the GAIN values for each gas sensor by clicking “Calibration”  “Calibrate GAIN”...

  • Page 35: Aircal 8000 (Optional)

    Calibration gas 4.5. AirCal 8000 (Optional) The AirCal 8000 is an integrated calibration system for the AQM60. It consists of three main components: 1. Housing: Gas cylinder housing with regulators 2. Gas Dilution Module: 2 span gas inputs with a zero air mass flow meter (MFM) 0-3 SLPM and a mass flow controller (MFC) 0-0.05 SLPM.

  • Page 36: Pneumatics

    Example cylinder concentrations are as follows: Recommended Maximum Minimum Cylinder Concentration concentration concentration ppm Achievable ppm achievable ppm 1000 NO / NO2 0.04 Isobutylene for 1000 PID / NMHC SO2 / H2S Page | 36 Aeroqual AQM60 User Guide...

  • Page 37: Configuring The Aircal 8000 Scheduler

    Once all the parameters have been set click save then click read to ensure the run has been saved.  It is recommended to set the AQM60 logging frequency to 2 minutes if using the Auto Calibration. If the logging period is 10 minutes, and the calibration point is set to run for 30 minutes then only three points will be recorded for the calibration, and it is possible the correct response my not be recorded.

  • Page 38: The Calibration Record

    Note: The information contained in the Calibration Configuration is stored on the AQM controller and not on the PC containing the Aeroqual software. 4.5.5. The Calibration Record Each time a scheduled calibration run is executed a calibration log (CL) is written to the s.d card in the date time format: CLMMDDHH, where MM = month, DD = day of month, HH = hour.

  • Page 39: Performing A Manual Calibration

    MFM measurement (±5ml/min)  To stop the span check select “Tools”  “Stop Check” 4.5.7. Data Displayed During normal sampling mode the status bar will read Sample: Ambient and the inlet column will read Sample. Page | 39 Aeroqual AQM60 User Guide...
  • Page 40 DR is the user defined dilution ratio. Both the flow through the MFM and the MFC will logged to the S.D. card and be displayed in real time. The inlet column will display Px. Page | 40 Aeroqual AQM60 User Guide...

  • Page 41: Third Party Sensors

    5. Third Party Sensors 5.1. Particle Monitor The particle monitor is an optional device that can be installed in the AQM60 to provide reliable real time indicative particulate measurement of TSP, PM10, PM2.5 or PM1 using a well proven near forward light scattering nephelometer and high precision sharp cut cyclone.

  • Page 42: Connections

    10 µm particles/L 8PC10 0-100000 Particle mass below 1 µm 2000 ug/m3 Particle mass below 2.5 µm PM2.5 2000 ug/m3 Particle mass below 10 µm PM10 2000 ug/m3 Total suspended particle mass 2000 ug/m3 Page | 42 Aeroqual AQM60 User Guide...

  • Page 43: Vaisala Weather Transmitter Wxt520

    Measures air temperature and relative humidity Specifications For full details visit the company website www.sensirion.com Air Temperature -40°C to + 124°C Range Accuracy ±0.3°C Resolution 0.01°C Relative Humidity 0-100 %RH Range ±2 %RH Accuracy Resolution 0.1 %RH Page | 43 Aeroqual AQM60 User Guide...

  • Page 44: Gill Windsonic

    (Equivalent to Bruel and Kjaer Type 4155/4189) Remote Mic/Preamp - to > 300 feet Cable 30 feet ODM outdoor microphone housing assembly WSI-80T 80ppi water resistant windscreen SPL Calibrator 94dBSPL @ 1 kHz Page | 44 Aeroqual AQM60 User Guide...

  • Page 45: Field Installation

    Height with PM inlet installed - 1300 mm The AQM60 comes with a pole mounting kit. This consists of two sets of U bolts with 4 nuts and 4 spring washers. This provides flexibility as to where the unit can be mounted. The U bolts specifications are 3-1/2 PIPE X 3/8 304 U BOLT.
  • Page 46 Front with PM Inlet Back with mounting brackets 555 mm 400 mm Page | 46 Aeroqual AQM60 User Guide...

  • Page 47: Maintenance

    Maintenance instructions for all other third party equipment can be found in the t Further details on instrument service are available in the AQM60 Service Manual. Please contact Aeroqual for a copy if you do not have one.

  • Page 48: Particle Monitor

    The 5µm inlet filter should be replaced every 1-2 weeks depending on the specific conditions of the monitoring environment. Unscrew and unplug the filter and replace. Ensure there are no leaks at the seal when new filter is installed. Page | 48 Aeroqual AQM60 User Guide...

  • Page 49: Measuring Sample Inlet Flow Rate

    Disconnect the sample inlet connection from the gas sensor module and connect the volumetric flow meter.  Connect the air outlet side of the flow meter to the gas sensor module inlet and leave the air inlet side of the flow meter open to atmosphere. Page | 49 Aeroqual AQM60 User Guide...
  • Page 50 Particle Profiler inlet and exhaust 1.0 LPM Ozone 0.100 to 0.150 (Modulated) 0.055 to 0.065 0.100 to 0.150 0.100 to 0.150 0.100 to 0.150 0.100 to 0.150 NMHC 0.100 to 0.150 0.100 to 0.150 0.100 to 0.150 Page | 50 Aeroqual AQM60 User Guide...

  • Page 51: Replacing Gas Treatment Media

    To install the new kit, simply reverse this process. Note: Remember to reconnect the luer connection before inserting the front panel back into the GTM housing. Page | 51 Aeroqual AQM60 User Guide...

  • Page 52: Leak Check Gas Sensor Plumbing

    To replace the sensor module reverse this process ensuring that the module fixes back onto the base plate securely and that the air tubes are replaced and firmly fitted to prevent any air leakage. Page | 52 Aeroqual AQM60 User Guide...

  • Page 53: Particle Monitor

    If you can’t adjust the flow to 2 LPM using the purge flow screw then close (clockwise) the exhaust flow screw until 2.0 LPM is achieved. Afterwards replace the inlet components with care making sure there is no leak. Purge adjustment Exhaust adjustment Page | 53 Aeroqual AQM60 User Guide...

  • Page 54: Purge Flow Check

    Remove the TSP head and block the PM inlet.  Connected the pressure end of a flow meter to the exhaust port of the module.  If there is no leak the flow should drop to zero. Page | 54 Aeroqual AQM60 User Guide...

  • Page 55: Manual Zero Air Check

     The flow should drop to zero. If there is a leak in the pump module the module will need to be sent back to the Aeroqual factory. Please contact technical support. If there is no leak in the pump module check the tubing and connectors along the flow path carefully. If you cannot isolate the leak it is likely the leak is located in the engine.

  • Page 56: Laser Current Check

    These will become dirty and must be replaced periodically. To do this, unscrew the filters from the side of the optical engine and replace with new filters. These can be purchased from Aeroqual. Please contact technical support for a quotation. Clean...

  • Page 57: Pump Module Removal

    1. A leak is discovered 2. The pump requires replacement In both these cases the pump module will need to be sent back to the Aeroqual factory for repair. Please contact technical support for assistance. 7.5. Profiler 7.5.1.

  • Page 58: Sheath Flow Check

    Connected the pressure end of a flow meter to the exhaust port of the module.  If there is no leak the flow should drop to zero. Sample connection (remove to check Purge connection module) (remove to check whole flow system) Page | 58 Aeroqual AQM60 User Guide...

  • Page 59: Filter Changes

     The flow should drop to zero. If there is a leak in the pump module the module will need to be sent back to the Aeroqual factory. Please contact technical support. If there is no leak in the pump module it is likely the leak is located in the engine. In this case, the engine will need to be sent back to the Aeroqual factory.

  • Page 60: Inlet Cleaning

    1. A leak is discovered 2. The pump requires replacement In both these cases the pump module will need to be sent back to the Aeroqual factory for repair. Please contact technical support for assistance. Page | 60...

  • Page 61: Troubleshooting

    RS485 bus cable is faulty Replace bus cable. Frequent “9999” Module RS485 chip faulty Remove one module at a time to identify faulty module and then replace. RF noise in environment Try to reduce RF noise Page | 61 Aeroqual AQM60 User Guide...

  • Page 62: Particle Monitor/Profiler

    Laser needs replacing. The laser current can be Send to your authorised distributor or measured in diagnostics mode contact Aeroqual technical support. using AQM60 software. If above 20 mA then fault Low Sensitivity Dirty optics Optics need cleaning Send to your authorised distributor or contact Aeroqual technical support.

  • Page 63: Diagnostics

    Only qualified personnel should use this menu as incorrect use may result in sensor malfunction. Please consult Aeroqual Technical Support to understand how to use this feature.
  • Page 64 Sensor codes listed Sensor 0x30 Zero Offset changed 0x30, ZF: 0.050, 2012/04/16 to 0.050 on 16 April 2012 Sensor 0x30 Gain Factor changed 0x30, GF: 1.000, 2012/04/14 to 1.000 on 14 April 2012 Page | 64 Aeroqual AQM60 User Guide...

  • Page 65: Orbit Data

    GPRS telemetry modem with an IP stack built in. It has many functions which ensure that the remote device is always able to communicate with the host system. Aeroqual also provides a Global SIM which is pre-installed.

  • Page 66: Using The Orbitdata Website

    Enter your User Name and Password Note: You can elect to save the login details in your browser at this point  The system displays “Logged in as: your name”  Select Go to Graphs Page | 66 Aeroqual AQM60 User Guide...

  • Page 67: Using The Graphs

    To return to the default view (24 hours) click Options  Normal Graph View  Other viewing options are: QuickView, Temperature Graphs Only, Latest Data in Text Format, Latest Weather, Smartphone View, and Historical Data. Page | 67 Aeroqual AQM60 User Guide...

  • Page 68: Setting Alarms

    9.3.2. Setting Alarms To set an alarm email Aeroqual at technical@aeroqual.com with the following information: 1. What triggers the alarm (e.g. PM10 concentration > 100ug/m3) 2. What clears the alarm (e.g. PM10 concentration < 80ug/m3) 3. Who to notify in the case of an alarm (e.g. Email sales@aeroqual.com...

  • Page 69: Sensor List

    MFM Z 3000 ml/min MFC S ml/min 2000 1000 ug/m3 8PC3.0 100000 1000 2000 1000 ug/m3 2000 1000 ug/m3 8PC0.3 100000 1000 8PC0.5 100000 1000 8PC0.7 100000 1000 8PC1.0 100000 1000 8PC2.0 100000 1000 Page | 69 Aeroqual AQM60 User Guide...

  • Page 70: Auxiliary Module Wiring

    Wire Colour GND (PIN 1) Grey +12V (PIN 2) Brown TX (PIN 5) White RX (PIN6) Black 10.1.2. Vaisala Output Wire Colour GND (PIN 1) +12V (PIN 2) RX (PIN 5) TX (PIN 6) Page | 70 Aeroqual AQM60 User Guide...

  • Page 71: Rs232 Protocol

    ACTUATOR GND ACTUATOR IN 10.2. RS232 Protocol These command protocols are specified by Aeroqual Limited. Aeroqual reserves the rights to change the protocol without notification. (c) All rights reserved. Glossary: AQM - stands for Air Quality Monitor that includes both outdoor and indoor Air Quality monitors.
  • Page 72 SENSOR_6, SENSOR_7, SENSOR_8, SENSOR_9, SENSOR_10, SENSOR_11, SENSOR_12, SENSOR_13, SENSOR_14, SENSOR_15, SENSOR_16, SENSOR_17, SENSOR_18, SENSOR_19, SENSOR_20,AQM_STATUS, CHECKSUM * AQM_ID - 1 byte value, indicate the AQM ID number, which range is 1 - 255. Page | 72 Aeroqual AQM60 User Guide...
  • Page 73 * VERSION - 1 byte, its unsigned value divided by 10 gives the AQM box version number. * NAME - 5 bytes, the monitor name ASCII code (AQM60/AQM10/IQM60). * RTC - 6 bytes, the monitors Real Time Clock (each field is one byte), ss:mm:hh DD/MM/YY, the year is since 1900+YY ** User could use this command to test communications.
  • Page 74 Example: 0x30 00 00 80 3F, this is O3 Low sensor with span factor of 1.0 16. Set gain value command, 4 bytes command followed by 9 bytes gain factor value details: RECEIVER, AQM_ID, SET_GAIN_FACTOR, CHECKSUM RECEIVER, AQM_ID, SET_GAIN_FACTOR, SENSOR_CODE, GAIN_VALUE, CHECKSUM Page | 74 Aeroqual AQM60 User Guide...
  • Page 75 (\n): Example file data: AQM ID: 255\n Year Month Date Time Sensor1 Sensor2 SensorX Inlet\n *File header with tab delimited 10:12:00 0.026 10.6 *Date, time and readings with tab delimited Page | 75 Aeroqual AQM60 User Guide...
  • Page 76 * SENSOR_PARAM_DOWNLOAD - 1 byte command, its value = 0x18 * SENSOR_CODE - 1 byte sensor code. * HTR, OFFSET, TEMPRESET, TIMERESET, TEMPREAD, TIMEREAD, H0, H1, H2, PWML, PWMH, CYCLENUM - are 4 bytes floating point value, Page | 76 Aeroqual AQM60 User Guide...
  • Page 77 30. Update controller sensor list command, 4 bytes, followed by the size of the sensor list: RECEIVER, AQM_ID, UPDATE_SENSOR_LIST, CHECKSUM RECEIVER, AQM_ID, SENSOR_LIST_SIZE, CHECKSUM when get the acknowledge command within 5 sec, 4 bytes: MONITOR, AQM_ID, UPDATE_SENSOR_LIST, CHECKSUM Page | 77 Aeroqual AQM60 User Guide...
  • Page 78 33. Get monitor auto reset sensor power timer command, 4 bytes: MONITOR, AQM_ID, GET_RESET_TIMER, CHECKSUM 33A. Reply data of GET_RESET_TIMER command, 8 bytes: SENSOR, AQM_ID, GET_RESET_TIMER, TIMER, CHECKSUM *TIMER - long integer, 4 bytes ************************************************************************************************* Section 2 Protocol command values: Page | 78 Aeroqual AQM60 User Guide...
  • Page 79 Some of them can one only extend 1 subtype for reserving. However, every extended sensor type need a special program. For detailed sensor code, please refer "AQM_SensorList_V6.0.aql". Aeroqual reserve the rights to change the sensor list without notice. RESERVED 1 byte reserved not been used for information transfer, can be 0x00 RESERVED_2...
  • Page 80 2. For regular data report: Once the monitor power on and after warming up (1 minute), it will regularly report measured result to RS232 serial port by default. Section 5 RS232 communication port settings: Baud rate: 38400 Page | 80 Aeroqual AQM60 User Guide...
  • Page 81 3. When request a sensor readings and there is no reply, the sensor will be logged in the file to indicate the sensor module might be stop working. 4. Gain factor calibration time stamp will be logged. 5. Offset calibration time stamp will be logged. Page | 81 Aeroqual AQM60 User Guide...

  • Page 82: Guidelines

    Aeroqual reserves the right to revise this document or withdraw it at any time without prior notice. The availability of particular products may vary by region. Please check with the Aeroqual dealer nearest to you.

  • Page 83: Compliance

    2. The Aeroqual AQM Monitor complies with EN 61000-6-3:2001 3. The Aeroqual AQM Monitor complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) these devices may not cause harmful interference, and (2) these devices must accept any interference received, including interference that may cause undesired operation.

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