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Aeroqual AQM60 User Guide 

 

   09 

01 

18 

10:14:00 0.028  9.8 

... 

2.6 

S\n 

 

*Date, time and readings 

with tab delimited 
    
      * Sensor1 ~ SensorX - sensor name ASCII with tab delimited. 
   * 10:12:00 - 8 bytes time ASCII, hour:minutes:seconds 
   * 0.26, 10.6 - 8 bytes decimal value in ASCII 
   * S - 1 byte inlet state, S for Sample, Z for Zero air scrubber on 
 
21 Delete a file in SD card command, 4 bytes followed by 15 bytes with file name: 
 
   RECEIVER, AQM_ID, DELETE_A_FILE, CHECKSUM 
    
   * DELETE_A_FILE - 1 byte command to delete a file in data logging card. 
    
   Followed by 16 bytes stream with file name: 
       
   RECEIVER, AQM_ID, DELETE_A_FILE, FILE_NAME, CHECKSUM 
       
   * FILE_NAME - 12 bytes ASCII code of a full file name. 
 
21A. Acknowledge reply command to confirm the file delete operation was successful. 
    
   MONITOR, AQM_ID, DELETE_A_FILE, CHECKSUM 
    
22. Get sensor module version information command 4 bytes: 
 
   RECEIVER, AQM_ID, GET_SENSOR_VERSION, SENSOR_CODE 
    
   * GET_SESNOR_VERSION - 1 byte command to get sensor module version info, refer section 2 for its 
value. 
   * SENSOR_CODE - 1 byte specific sensor code 
    
23. Sensor module version info reply command 15 bytes: 
 
    
 
MONITOR, AQM_ID, GET_SENSOR_VERSION, SENSOR_CODE, VERSION_NUM, DISP_TYPE, 
NAME_LENGTH, NAME_ASCII, CHECKSUM 
    
   * GET_SESNOR_VERSION - 1 byte command to get sensor module version info, refer section 2 for its 
value. 
   * SENSOR_CODE - 1 byte specific sensor code 
   * VERSION_NUM - 1 byte sensor version number scaled up by 10, so its real number is 
VERSION_NUM/10. 
   * NAME_LENGTH - 1 byte specifies the sensor's name valid ASCII code length. 
   * NAME_ASCII - 7 byes ASCII code of sensor name, its valid length is specified by NAME_LENGTH. 
 
24. Download a specific sensor calibration parameters command, 4 bytes .  
 
   RECEIVER, AQM_ID, SENSOR_PARAM_DOWNLOAD, SENSOR_CODE 
 
25. Download parameters reply command. The command will get the sensor's all parameters. The total reply 
stream length is 50 bytes. 
 
   MONITOR, HTR, OFFSET, TEMPRESET, TIMERESET, TEMPREAD, TIMEREAD, H0, H1,  H2,  PWML, 
PWMH, CYCLENUM, CHECKSUM 
 

 

   * 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,  
 

   

Содержание AQM60

Страница 1: ...Aeroqual AQM60 User Guide ...

Страница 2: ...PM Profiler Optional 18 2 2 4 Connect third party sensors Optional 19 2 3 Initial Commissioning 19 2 3 1 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 3 AQM60 Software Description 22 3 1 Computer Requirements 22 3 2 Summary 22 3 2 1 File 22 3 2 2 Setup 23 3 2 3 Data 23 3 2 4 Tools 24 3 2 5 Calibration 24 3 2 6 Diagnostics 25 3 2 7 Additional ...

Страница 3: ... Mounting 45 7 Maintenance 47 7 1 Safety Requirements 47 7 2 Maintenance Schedule 47 7 2 1 Standard AQM 47 7 2 2 Particle Monitor 48 7 2 3 Profiler 48 7 3 AQM Maintenance Procedures 48 7 3 1 Replacing the Inlet Filter 48 7 3 2 Measuring Sample Inlet Flow Rate 49 7 3 3 Gas Sensor Module Flow Rate 49 7 3 4 Replacing Gas Treatment Media 51 7 3 5 Leak Check Gas Sensor Plumbing 52 7 3 6 Removing and Re...

Страница 4: ...onfiguring the Orbit Modem 65 9 3 Using the Orbitdata Website 66 9 3 1 Using the Graphs 67 9 3 2 Setting Alarms 68 9 3 3 Downloading Data 68 10 Appendix 1 69 10 1 Sensor list 69 10 1 Auxiliary Module Wiring 70 10 1 1 Wind Sonic 70 10 1 2 Vaisala 70 10 2 RS232 Protocol 71 11 Appendix 2 82 11 1 Guidelines 82 11 2 Technical support 82 11 3 Copyright 82 11 4 Compliance 83 ...

Страница 5: ...on of change Affected pages 10 02 2014 7 1 Orbit data information added Section 9 30 05 2014 7 2 New Aux module information added Section 1 8 30 05 2014 7 2 Connection of inlet sub assembly Section 2 2 2 07 07 2014 7 3 Internal Fan Duct Information Added additional photo to inlet sub assembly Added note about increasing logging period above 2 minutes in calibration section Section 1 8 Section 2 2 ...

Страница 6: ...n enclosure typically containing a control module power module thermal management system gas treatment module a number of gas sensor modules a RH T sensor and associated cabling and plumbing 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 Heater Inlet Fi...

Страница 7: ...g the supplied Aeroqual AQM60 PC software Note The driver for the RS232 to USB adapter is in the software CD which comes with the instrument 1 2 Gas Treatment Module The Gas Treatment Module controls the gas sampling Inlet air is filtered through a 5 μm membrane filter and enters the Gas Treatment Module via either the sample or zero air ports The air is then distributed via a PTFE manifold to the...

Страница 8: ...le of a gas module is shown below All modules are mounted onto the base plate using 4 or 2 bolts They can be either full size or half size modules depending on the gas Inlet and outlet tubes are connected to the gas distribution manifold and exhaust respectively Solenoid 12VDC 3 way Teflon Pump BLDC diaphragm pump Scrubber media 1 x activated carbon 1 x Hopcalite 1 x Purafil Chemisorbent Manifold ...

Страница 9: ... above 0 1 ppm 0 005 ppm 0 001 ppm Carbon Monoxide CO GSE 0 25 ppm 0 04 ppm 0 1ppm 0 to 1 ppm 10 of reading above 1 ppm 0 1 ppm 0 01 ppm Carbon Dioxide CO2 NDIR 0 2000 ppm 10 ppm 10 ppm 5 of reading 10 ppm 1 ppm Hydrogen Sulphide H2S GSE 0 10 ppm 0 03 ppm 0 05ppm 0 to 0 5 ppm 10 of reading above 0 5ppm 0 03 ppm 0 01 ppm Sulphur Dioxide SO2 GSE 0 10 ppm 0 03 ppm 0 05ppm 0 to 0 5 ppm 10 of reading a...

Страница 10: ...e compressor and the second powers the modules It has features including universal AC input 90 280VAC and IP65 rating 1 7 Humidity and Temperature Sensor The Humidity and Temperature Sensor is a Sensirion single chip device which contains a capacitive polymer sensing element for relative humidity and a band gap temperature sensor More detailed specifications are in the table below The temperature ...

Страница 11: ...g To remove the chimney the two screws that connect the chimney to the fan grill on the base of the enclosure need to be removed The chimney should then slide out and the two connectors behind can be easily disconnected Note 1 The chimney is stuck to the side of the enclosure with double sided tape which may need to be replaced when removing replacing the chimney Note 2 The NOx NO2 module can be r...

Страница 12: ...dule with AN1 AN2 Freq ON OFF ON OFF Cirrus MK427 Noise module only OFF ON ON OFF Met One MSO with RS232 communication Cirrus MK427 Noise ON ON ON OFF Met One MSO with RS232 communication AN1 AN2 Freq OFF OFF OFF ON Met One 034B analogue module Cirrus MK427 Noise Example of wiring Wind Sonic Pin 1 GND SIGNAL GND Pin 2 12V Pin 5 RX Pin 6 TX Vaisala Pin 1 GND for operating data heating Pin 2 12V for...

Страница 13: ...p Modules The Pump Modules for the optical mass sensors contain a microprocessor for mass calculation and a pump for sampling There is a different pump module for the Nephelometer and optical particle counter Profiler sensor modules 1 10 1 Profiler Pump Module 1 10 2 Nephelometer Particle Monitor Purge line Exhaust line with flow adjuster Inlet heater connector RS232 connector from optical engine ...

Страница 14: ...TMS module gas module gas module Heater power relay TMS heater 12 V Power Signal Power supply two 12V Mains Power Mains power in Fan relay TMS fans TMS thermal management system Controller GTM Power supply one 12V Compressor Module power relay TMS module gas module gas module Heater power relay TMS heater 12 V Power Signal Power supply two 12V Mains Power Mains power in Fan relay TMS fans TMS ther...

Страница 15: ...ports on the manifold which are not used must be capped off to prevent leaks An adjustable bypass valve is included between the vacuum and pressure side of the pump This is to allow an adjustment to be made to the module flow rates and to relieve the excess pressure placed on the pump when only one or two modules are installed The total sample flow rate will be dependent on the number of gas senso...

Страница 16: ...ion from carrier within 15 days of delivery date 3 days international b Verify the serial number label on the documentation matches the serial label on the AQM located on inside of enclosure c 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 materi...

Страница 17: ...ynar gland The pipe needs to be securely inserted into the Kynar gland and then the fitting needs to be tightened Ensure the two piece ferrule set is present inside the Kynar gland before screwing it on and be sure the orientation of the two pieces is correct as shown in the image below Failure to do this could result in a leak or could lead to water entering the sample tubing which will permanent...

Страница 18: ... A B and C ii Open door of enclosure and remove protective cap from the optical engine iii Insert Inlet Tube Assembly through base mount and fix the three mounting screws 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 iv Connect power to Inlet Tube Heater inside the enclosure A B C...

Страница 19: ...ing to the sensors in the AQM Calibrator or gas flow meters for generating suitable span gas concentrations Humidifier Nafion tubing supplied with AQM Note 1 Before starting the commissioning process it is important that the AQM is fully warmed up by running overnight and sampling either outside ambient air or indoor air with an activated carbon filter connected to the inlet 2 3 1 Set Up 1 Once th...

Страница 20: ...lick on Tools Update Real Time Clock this will synchronise the AQM60 clock with the computer date time 7 Start data logging to confirm sensor communication and operation is correct g Click Data Table Real Time to launch real time data table h Click File Start Data logging Data will start being displayed in Real Time Table 2 3 2 System Checks Controller display correct With the AQM on open the door...

Страница 21: ...lot ITemp vs Time for a period of several hours and ensure the internal temperature is stable 1 o C and matches the ITemp value stated in the AQM logbook AQM inlet flow Using a volumetric flow meter record the flow on the AQM sample inlet Check it is the same as the inlet flow stated in the AQM logbook Module flows Use a volumetric flow meter to record the flow on the inlet port of the gas modules...

Страница 22: ...tly refer to Section 3 9 for more information 3 1 Computer Requirements CD ROM Drive or internet connection for software download RS232 serial port or USB RS232 serial port converter and USB cable included Windows OS version 2000 or later Minimum 120 Mb of spare hard drive space Recommended 512 Mb RAM or more Recommended 1 GHz processor speed or faster 3 2 Summary 3 2 1 File Search monitor Searche...

Страница 23: ...s the connection to the AQM monitor COM Port Sets the serial COM port for communicating with the AQM Monitor 3 2 3 Data Graph Real Time Graphs real time data from the AQM Monitor Graph Logged Data Graphs logged data downloaded from the AQM Monitor to the PC Graph Default Graph Style Changes the graph style settings Table Real Time Tabulates the real time data from the AQM monitor Table Logged data...

Страница 24: ...the system password Update Real Time Clock Updates the real time clock to that of the computer Prompted with a confirm message Dial GSM Modem Dials the GSM Modem if applicable Hang up GSM Hangs up GSM line 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 c...

Страница 25: ...ettings 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 3 2 7 Additional Buttons Messages Click on Messages on tool bar Shows event m...

Страница 26: ...te it upwards to expose the SIM card slot 4 Insert the SIM card into the SIM card slot 5 Reverse the above steps to replace the outer SIM card cover Configure Select Set up Communication Port in the AQM60 Software Select TCP IP Socket Press OK when complete 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 dyna...

Страница 27: ...all the I O devices will have their own static IP address The main benefit of this solution is that it behaves like a wired solution However not all carriers offer this kind of service Solution 2 VPN Service Provided by Carrier MVNO A VPN Virtual Private Network is a secure LAN solution that groups specific devices together The VPN grouping concept solves the dynamic IP address issues and prevents...

Страница 28: ...ng range low power wireless serial communication with the AQM unit Two modems are typically required to connect between the AQM and a computer Units are DIP Switchable for RS 232 RS 422 and RS 485 support Specifications are given below For more details see www maxstream net 3 4 2 GSM Modem Aeroqual typically integrates the Fargo Maestro 100 Dual band GSM MODEM for remote data access This provides ...

Страница 29: ...SM Modem is installed the AQM can be connected via the GSM link using the Dial GSM function in the AQM Software under the Tools menu Configuration String ATE0 Turn off echo command AT CBST 0 0 0 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 ...

Страница 30: ...ibration Where zero and span gases are supplied as for an initial calibration It should be done when the instrument drift exceeds the instrument performance requirements or after six months since the last calibration Multi point checks should be carried out every six months It is recommended that instrument be calibrated or recalibrated Upon initial installation Following relocation After any repa...

Страница 31: ... the calibration gas concentration It contains a nafion membrane from Permapure www permapure com which allows the transport of water molecules across the membrane with high selectivity This humidifier should be used for all zero and span gas calibrations Instructions 1 Remove the lid and fill the humidifier with clean water up to the top of the label covering the black internal tubing Refit the l...

Страница 32: ...rogrammed to automatically turn on to periodically establish the zero of the instrument The auto zero check and calibration routines turn on the gas treatment module for 30 minutes The interval between zero air checks can be set by the user between 1 and 255 hours Please Note the difference between Zero Calibration and Zero Reading Zero Calibration adjusts the OFFSET value The change is logged in ...

Страница 33: ... Calculate the new offset New OFFSET Old OFFSET AQM60 gas reading Gain factor 7 Adjust the OFFSET values for each gas sensor by clicking Calibration Calibrate OFFSET Note The password to access this section is password 8 Select the relevant gas input the new offset and click OK 4 4 Span Calibration and Check The sensors in the AQM can be span calibrated by modifying the individual gain factors for...

Страница 34: ...ozone For a span point of 0 1 ppm NO2 the appropriate setting would be 0 2 NO and 0 1 O3 to produce 0 1 ppm NO2 and 0 1 ppm NO 4 4 2 Span Calibration Procedure 1 Connect the span calibration gas to the AQM through the sample port using Teflon tubing 2 Use a T fitting to ensure the AQM is sampling the gas flow at atmospheric pressure 3 The span gas flow should be 3 LPM if using the R39 4 Check ther...

Страница 35: ...module The calibration gas is therefore diluted by the zero air to provide a given concentration which is directed into the AQM60 The concentration of calibration gas is calculated using a dilution ratio which is determined by the zero air and cylinder gas flow rates The zero air generator will deliver a flow rate of approximately 2 2 5 LPM The flow rate of the zero air is monitored using a mass f...

Страница 36: ...llows for two gas bottles to be contained in a secure compartment on the side wall of the AQM enclosure To achieve the best performance from the AirCal 8000 it is important to connect gas cylinders with gas concentrations which are appropriate for the calibration being performed Example cylinder concentrations are as follows Gas Recommended Cylinder concentration ppm Maximum Concentration Achievab...

Страница 37: ...0 scheduler Calibration can be configured to be carried out automatically at a set time for a chosen running period Define the composition of the cylinders attached to the AirCal inlet ports by clicking Setup Calibration configuration in the software When the calibration dialogue is first accessed there will be no information in the cells describing the port configuration To configure the port cli...

Страница 38: ... below Monitor ID 1 Port Specification Port Gas Name Conc ppm Gas Name Conc ppm Gas Name Conc ppm 1 Isobu 100 0 0 2 CO 250 0 0 Day Time Port CO ppm PID ppm MFM Z ml min MFC S ml min TEMP C RH DR 5 10 2011 14 39 1 0 5 7 89 1129 2 122 25 96 44 8 10 5 10 2011 14 41 1 0 24 8 36 1137 5 119 25 96 44 8 10 5 10 2011 14 43 1 0 34 9 65 1134 126 26 44 6 10 5 10 2011 14 45 1 0 33 9 97 1143 8 127 26 44 4 10 5 ...

Страница 39: ...le gas to stabilise 15 minutes Be aware that there may be some fluctuation in the MFM measurement 5ml min To stop the zero check select Tools Stop Check Span Check Select Tools Turn on Span Check to initiate the span check The port and dilution ratio need to be defined Note In this example if port 1 is configured with CO 250 ppm then the AirCal will deliver 25 ppm CO assuming the correct cylinder ...

Страница 40: ... 0 P0 The flow rate through the MFM will be logged to the S D card and be displayed in the real time table The inlet column will read Zero Air When the AirCal is applying a span point the status bar will show Sample Px where x is the port number and 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 co...

Страница 41: ...tput 5 1 2 Inlet heater The nephelometer uses a 12 V heater on the sample inlet tube to reduce the humidity of sampled air to prevent particle growth and fogging of the nephelometer optics in high RH conditions 5 1 3 Inbuilt filters The nephelometer contains two filters which should be replaced at specified intervals The Sample filter is a coarse filter designed to protect the sample pump from exc...

Страница 42: ...ame Definition Range Units 8PC0 3 number of particles with diameter larger than 0 3 µm 0 100000 particles L 8PC0 5 number of particles with diameter larger than 0 5 µm 0 100000 particles L 8PC0 7 number of particles with diameter larger than 0 7 µm 0 100000 particles L 8PC1 0 number of particles with diameter larger than 1 0 µm 0 100000 particles L 8PC2 0 number of particles with diameter larger t...

Страница 43: ... 60 m s 0 360 3 Liquid Precipitation Rainfall output resolution accuracy Rainfall duration output resolution Rain intensity range output resolution cumulative accumulation after latest reset 0 01 mm 0 001 inches 5 counts each 10 s increment when droplet detected 10 s one minute running average in ten second steps 0 200 mm h 0 1 mm h 0 01 inches h Barometric Pressure Measurement range Accuracy 600 ...

Страница 44: ...nd Calibrator Description Outdoor environmental noise meter Type 1 compliant Specifications For full details visit the website www acopacific com SLARM SA6000 Alarm Display History and Control available Programmable dBSPL Alarm Settings Leq Periods F S response A C and Lin Z Weighting Curve Selection True RMS detection with 100 dB Dynamic range Standard 20 to 120 dBSPL 40 to 140 dBSPL Optional to ...

Страница 45: ...e to trains trams heavy trucks Weather extremes avoid solar exposure wind chill Power outages fit a UPS if power outages are expected 4 Interferences the site should be selected to minimize exposure to interferences from point sources such as industrial plant restaurants swimming pools etc unless the purpose is specifically to monitor such sites If in doubt please contact Aeroqual 6 2 Mounting The...

Страница 46: ...Page 46 Aeroqual AQM60 User Guide 900 mm 1300 mm 555 mm 400 mm Front with PM Inlet Back with mounting brackets ...

Страница 47: ...llowing tables outline a typical periodic maintenance schedule for the AQM Particle Monitor and Profiler This schedule is based on experience under normal conditions and may need to be modified to suit specific operating conditions Calibration checks are normally performed at an interval consistent with regulatory policy or if none exists consistent with the data use Maintenance instructions for a...

Страница 48: ... sensor factory calibration Contact Aeroqual 24 Months 7 2 3 Profiler Procedure Section Frequency Sample Flow Check 7 5 1 Monthly Sheath Flow Check 7 5 2 Monthly Manual Zero Air Check 7 4 5 Monthly Filter Changes 7 5 4 6 to 12 months Inlet Cleaning 7 5 5 6 months Factory Calibration Contact Aeroqual Annual 7 3 AQM Maintenance Procedures 7 3 1 Replacing the Inlet Filter The 5µm inlet filter should ...

Страница 49: ...e of the flow meter open to atmosphere Note The inlet flow can also be measured via connection of the flow meter to the inlet filter 7 3 3 Gas Sensor Module Flow Rate Using a volumetric flow meter record the flow on the gas sensor module inlet 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...

Страница 50: ...ifold the flow will be continuous Verify that the module flow rates are within the expected levels as shown in the table below Note 3 The sum of the module flow rates should be equal to the sample inlet flow rate Module Inlet Flow LPM AQM sample inlet flow depends on configuration 0 060 to 1 5 LPM PM10 PM2 5 sample 2 000 LPM PM10 PM2 5 sheath 0 100 LPM PM10 PM2 5 flow during zero cycle 0 3 to 0 5 ...

Страница 51: ... connection inside the GTM Once this gas connection has been released the media can be removed from GTM Gently lift up the large activated carbon scrubber to expose the two screws which are holding the media on to the GTM front panel Disconnect the gas connection from the wall of the GTM front panel Once this has been done then the media can be removed and replaced with a new media kit To install ...

Страница 52: ...ther gas modules should be leak tested by disconnecting the inlet and outlet tubing Connect a diaphragm pump to the outlet of the module and check the flow drops to 0 LPM when the inlet is blocked off If not there is a leak Disassemble the module and check the connections and tubing If no obvious leaks are found the module should be reassembled and returned to the manufacturer 7 3 6 Removing and R...

Страница 53: ...e adaptor tubing should be connected to the TOP of the volumetric flow meter negative flow Note 2 The flow should be 2 0 LPM The PM inlet flow can be adjusted via the flow adjuster on the exhaust and purge line If the flow is less than 2 0 LPM then close the purge flow screw turn clockwise until 2 0 LPM is achieved If the flow is greater than 2 0 LPM then open the purge flow screw turn anticlockwi...

Страница 54: ...ay take a few moments for the purge cycle to complete The unit can also be restarted to stop the purge cycle Note 4 It is important to re measure the inlet sample flow rate following a purge flow adjustment The sample flow rate must be stable at 2 0 LPM 7 4 3 Sheath Flow Check The sheath flow is a constant stream of air which ensures the optics remains clean It is important this is working correct...

Страница 55: ...supplied with the instrument needs to be attached to the monitor Ensure there is a good seal around the cyclone inlet The filter will remove 99 99 of particulates from ambient air Wait 5 minutes and then check the readings on the control module The reported value should be 0 3 µg m3 If it is not then the auto zero cycle is not performing correctly You will need to check the purge filter Section 4 ...

Страница 56: ... 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 7 4 9 Cyclone and Inlet Cleaning The dust cap of the sharp cut cyclone will accumulate particulate matter and will need to be periodically cleaned Blow out the cyclone with comp...

Страница 57: ...ill need to be sent back to the Aeroqual factory for repair Please contact technical support for assistance 7 5 Profiler 7 5 1 Sample Flow Check and Adjustment A set flow rate is essential to ensure consistency in the measurement To measure the flow remove the TSP head and connect the volumetric flow meter to the top of the inlet using the adaptor supplied with the instrument Ensure the flow meter...

Страница 58: ...rge flow adjuster and particle engine as seen in the diagram Note 1 The flow should be approximately 1 1 5LPM 7 5 3 Leak Check If the correct sample or sheath flow cannot be achieved there may be a leak in the pump module or engine First check the entire flow system Remove the purge connection from the module and plug the end of the purge line Remove the TSP head and block the PM inlet Connected t...

Страница 59: ...e engine will need to be sent back to the Aeroqual factory Please contact technical support 7 5 4 Filter Changes There are two green filters which are located to the left of the sample filter holder They are designed to provide protection to the pump and optical window The filters will become dirty and must be replaced periodically To do this unclip the filters from the connectors and replace Ensu...

Страница 60: ...oved by unscrewing the 4 screws on the base plate and sliding the module out Ensure the AQM is switched off when removing the module The sample purge and exhaust lines need to be disconnected and all the connected cables removed The two main failures which would require removal of the pump module are 1 A leak is discovered 2 The pump requires replacement In both these cases the pump module will ne...

Страница 61: ...xpose the NO2 sensor with 0 1 ppm of O3 If the response is large 0 5 ppm then the scrubber has failed Replace Gas Sensor readings noisy or unstable Leaks Particle filter Leaks dilute the sample stream and can cause low span readings and incorrect zero readings Perform a leak test Replace if dirty NR or 9999 in Data table No response Occasional NR or 9999 in Data Table Frequent 9999 No Response fro...

Страница 62: ...your authorised distributor or contact Aeroqual technical support High baseline H0 Dirty optics Optics need cleaning Send to your authorised distributor or contact Aeroqual technical support COMMUNICATION No communication over RS232 RS232 cable disconnected Control Module Failed Reconnect cable Replace Control Module PC Data logging stopped AQM power blackout interrupted data logging USB to serial...

Страница 63: ...t Aeroqual technical support Send optical engine to Met One for replacement detector and calibration 8 3 Diagnostics The AQM has a number of sources for diagnostic information if a problem arises These are described below Event log A large number of instrument events are logged on the event log file which is located on the SD data card This can be downloaded remotely if a modem is fitted and in ma...

Страница 64: ...November 2012 Zero Cal at 2012 11 12 11 24 Zero Calibration started at 11 24 on 12 November 2012 Config at 2012 11 12 13 12 0x01 05 30 40 50 B0 F8 00 00 00 00 00 00 00 0 0 00 00 AQM Configuration saved at 1 12 pm on 12 November 2012 Sensor codes listed 0x30 ZF 0 050 2012 04 16 Sensor 0x30 Zero Offset changed to 0 050 on 16 April 2012 0x30 GF 1 000 2012 04 14 Sensor 0x30 Gain Factor changed to 1 00...

Страница 65: ...e 20 to 70 C Software Web based Browser compatibility Internet Explorer 7 Chrome Safari Alarms Unlimited text SMS email Parameters Up to 20 dynamically configurable Data Warehouse RAID clustered storage multi site Data Format CSV XML FTP only Conformity 9 2 Configuring the Orbit Modem Aeroqual will provide a Serial Port Extender SPE which is a GSM GPRS telemetry modem used at a remote location to ...

Страница 66: ...the unit can be accessed via www Orbitdata com When the site is first accessed a default landing page will be shown Select Options Login and Settings 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 ...

Страница 67: ...ge will be shown Click on the graph to zoom in on a specific time interval o Hover the mouse over the graph to view the start time and time interval of the graph to be shown if clicked e g 3 hr graph from 3 00pm Mon 16 Sep 2013 o To zoom out press the grey button in the bottom right e g Zoom out to 7 day graph Note The time intervals that can be shown are 3 months 1 month 7 days 24 hours 3 hours 1...

Страница 68: ...f an alarm e g Email sales aeroqual com or SMS 64 21 123 456 Once the alarms have been configured they are visible from the Options Alarm Information view 9 3 3 Downloading Data The data can be downloaded as a CSV file and opened in Excel from the Orbitdata website Click on Options Data Options Download Data Select the Start Date Duration and any other customised options required then click Downlo...

Страница 69: ...m 58 NOxTB 1 100 1 100 C 60 VOC 2 25 2 3 25 ppm 61 NMHC 2 25 2 3 25 ppm 70 H2S 2 10 1 4 10 ppm 75 Cl2 2 100 1 15 100 ppm 76 HCl 2 100 1 15 100 ppm 77 C3H3N 2 100 1 15 100 ppm 80 PERC 0 200 6 78 50 ppm 82 CH4 0 10000 0 67 5000 ppm 91 NH3 2 100 0 7 50 ppm B0 SO2 2 10 2 62 10 ppm B5 CO2 0 2000 1 8 1000 ppm BA PID 2 100 2 3 100 ppm C0 AIRVEL1 2 75 1 75 m s C1 AIRVEL2 2 75 1 75 m s C2 MFM Z 2 3000 1 50...

Страница 70: ... D9 PM10 2 2000 1 1000 ug m3 DA WS 2 125 1 10 m s DB WD 1 360 1 90 deg DC AN1 3 5 3 5 V DD AN2 3 5 3 5 V DE AN3 1 450 1 450 mV DF Freq 0 32000 1 3200 Hz E0 ITEMP 1 100 1 25 C E1 FLOW 1 1000 1 500 ml min E2 BOXT 1 100 1 100 C E3 RAIN 1 500 1 500 mm h E4 SOLAR 3 5 1 5 V E5 HAIL 1 10000 1 100 cm2h E6 PRESS 1 10000 1 100 hPa E7 LAT 4 180 1 100 deg E8 LON 4 180 1 100 deg E9 ALT 1 10000 1 100 M EC Pyran...

Страница 71: ... of 20 readings which include temperature relative humidity sensors and internal temperature Section 1 General descriptions of communication commands Command streams are binary and all command data use hexadecimal byte as representation Comma and spaces are not applied for every command and reply data stream they are just used for clearly specifying data stream 1 Sensor reading request command sen...

Страница 72: ...r which range is 1 255 SENSOR_NUM 1 byte specify the valid numbers of sensor has been used by the AQM box SENSOR_1 SENSOR_2 SENSOR_3 SENSOR_4 SENSOR_5 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 Specifies the sensor type has been used for the AQM box The value will be any of Sensor type value AQM_...

Страница 73: ...the auto zero reading frequency in hours max 255 hours It s only valid when AQM_STATUS bit 2 is 1 OPERATION_STATUS 1 byte operation status see section 2 for details 6A Acknowledge reply command of set operations 4 bytes MONITOR AQM_ID SET_OPERATION CHECKSUM 7 Get monitor operation settings command 4 bytes RECEIVER AQM_ID GET_OPERATION CHECKSUM 8 Reply command of get monitor operations 8 bytes MONI...

Страница 74: ...ITOR AQM_ID ZERO_SCRUBBER_OFF CHECKSUM 14 Get all sensor module gain factor values command 4 bytes RECEIVER AQM_ID GET_GAIN_FACTORS CHECKSUM GET_GAIN_FACTORS 1 byte command to get the AQM all configured sensor gain factors Example 0x55 01 16 94 15 Replied gain value for all configured sensors total 74 bytes MONITOR AQM_ID GET_GAIN_FACTORS SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSO...

Страница 75: ...HECKSUM GET_FILE_NAME_LIST command to get file name list 19 Reply of the above command is 20 bytes stream The command requester could get many of this reply Each of them is an individual file Until 3 seconds time up without any reply MONITOR AQM_ID GET_FILE_NAME_LIST FILE_NAME FILE_SIZE CHECKSUM FIlE_NAME 12 bytes ASCII code of the full file name FILE_SIZE 4 bytes long integer value of the file si...

Страница 76: ... section 2 for its value SENSOR_CODE 1 byte specific sensor code 23 Sensor module version info reply command 15 bytes MONITOR AQM_ID GET_SENSOR_VERSION SENSOR_CODE VERSION_NUM DISP_TYPE NAME_LENGTH NAME_ASCII CHECKSUM GET_SESNOR_VERSION 1 byte command to get sensor module version info refer section 2 for its value SENSOR_CODE 1 byte specific sensor code VERSION_NUM 1 byte sensor version number sca...

Страница 77: ... SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE SENSOR_OFFSET_VALUE CHECKSUM SENSOR_OFFSET_VALUE 5 bytes each consist of 1 byte SENSOR_CODE code 4 bytes floating point offset value Example 0x30 00 00 00 00 this is O3 Low sensor with offset value of 0 000 29 Set offset value command 4 by...

Страница 78: ...I string 30A All sensor list sent finished will get another acknowledge command of update sensor list within 5 sec 4 bytes MONITOR AQM_ID UPDATE_SENSOR_LIST CHECKSUM 31 Reset controller command 4 bytes MONITOR AQM_ID RESET CHECKSUM RESET 1 byte command to reset controller please refer section 2 for its value 31A Acknowledge reply command of reset controller 4 bytes SENSOR AQM_ID RESET CHECKSUM RES...

Страница 79: ...UPLOAD 0x19 upload sensor parameters SET_RTC 0x1E Set AQM monitor Real Time Clock UPDATE_SENSOR_LIST 0x21 command to update sensor list in the controller SET_RESET_TIMER 0x2A Set auto reset sensor power timer if none of sensor replied GET_RESET_TIMER 0x2B Get auto reset sensor power timer if none of sensor replied AQM_INFO 0xFB AQM monitor information request command RESET 0xFD reset controller co...

Страница 80: ...0 means the AQM will only report data by polling individual sensor b0 1 means the AQM will auto report all sensor concentration at specified rate b1 0 means the AQM will only do zero calibration by user command b1 1 means the AQM will auto do zero calibration at specified ZERO_CAL_INTERVAL b2 0 means the AQM will not do auto zero readings b2 1 means the AQM will do auto zero readings at specified ...

Страница 81: ...nd time will be logged in the file 2 Sensor status will be logged in the event log file when a sensor failure indicated 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 ...

Страница 82: ...qual Limited All rights reserved Reproduction transfer distribution or storage of part or all of the contents of this document in any form without the prior written permission of Aeroqual Limited is prohibited Aeroqual and Aeroqual Limited Making the Invisible Visible are registered trademarks of Aeroqual Limited Other product and company names mentioned herein may also be trademarks or trade name...

Страница 83: ...gainst harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio o...

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