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Aeroqual IQM 60, User Manual

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Aeroqual IQM 60 User Manual Download Page 7

IQM 60 V5 Pump Revision October 2010 
 

7

2.1 Inlets 

 

The IQM is supplied with an isokinetic probe for the particle counter inlet and a teflon filter for the gas 
sensor inlet. These should be fitted before starting the IQM. There is also a zero filter supplied for zero 
checking the particle counter. 
 

isokinetic probe  
for particle counter

zero particle  filter 
for zero checking 
the particle 
counter 

inlet filter for gas 
sensors 

Summary of Contents for IQM 60

Page 1: ... 0 Pump revision October 2010 Aeroqual Limited 109 Valley Road Mount Eden Auckland 1024 New Zealand phone 64 9 623 3013 fax 64 9 623 3012 web www aeroqual com IQM 60 Indoor Air Quality Monitor User Guide Version 5 0 ...

Page 2: ...1 5 1 Gas Module Calibration 11 5 1 1 Nafion Humidifier 11 5 1 2 Zero verification using Gas Treatment Module 12 5 1 3 Zero calibration 12 5 1 3 1 Using Gas Treatment Module 12 5 1 3 2 Laboratory Zero calibration 12 5 1 4 Span calibration 12 5 1 4 1 Span gas 12 5 1 4 2 Span calibration procedure 13 5 2 Particle Counter Calibration 14 Flow rate 14 Zero Check 14 Span Calibration 14 Appendix A AQM V5...

Page 3: ...rest to you Aeroqual Limited 2008 All rights reserved Statements of Compliance 1 The Aeroqual IQM Monitor complies with EN 61000 6 1 2001 2 The Aeroqual IQM Monitor complies with EN 61000 6 3 2001 3 The Aeroqual IQM 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 a...

Page 4: ...duct due to normal wear and tear damage misuse including but not limited to use in any other than the normal and customary manner in accordance with Aeroqual s user guide for use faulty installation calibration and maintenance of the product accident modification or adjustment events beyond human control improper ventilation and damage resulting from liquid or corrosion 4 This warranty does not co...

Page 5: ...NG TO OTHER DEVICES When connecting to any other device read the appropriate user guide for detailed safety instructions Do not connect incompatible products HAZARDOUS ENVIRONMENTS Do not use the monitor in or near volatile fuel or chemicals HEALTH AND SAFETY IN THE WORKPLACE Aeroqual Monitors and Sensor Heads are used to monitor ambient gas concentrations Aeroqual does not guarantee user safety I...

Page 6: ...ecify the as built monitor and the packing list of shipped items Please check that all the components have been supplied as per your order and contact your dealer or Aeroqual on email at sales aeroqual com if any of the components are missing 1 2 System Components include IQM 60 Monitor 12VDC Regulated Power Supply Temperature and humidity sensor extension cable Computer CD containing software for...

Page 7: ...le counter inlet and a teflon filter for the gas sensor inlet These should be fitted before starting the IQM There is also a zero filter supplied for zero checking the particle counter isokinetic probe for particle counter zero particle filter for zero checking the particle counter inlet filter for gas sensors ...

Page 8: ...midity it is recommended that the sensors be zero and span calibrated under those conditions since the sensors are slightly sensitive to changes in absolute humidity 3 5 Maintenance The IQM is designed to operate without maintenance for extended periods The following table outlines a periodic maintenance schedule for the IQM This schedule is based on experience under normal operating conditions an...

Page 9: ...o readings Perform a leak test Replace if dirty NR or 9999 in Data table No response Occasional NR or 9999 in Data Table No Response from Sensor module Not connected correctly Computer too slow RF noise in environment Check the electrical connector on the sensor module is firmly connected Test with a faster computer Try to reduce RF noise COMMUNICATION No communication over RS232 RS232 cable disco...

Page 10: ... on 12 November 2008 Config at 2008 11 12 13 12 0x01 05 30 40 50 B0 F8 00 00 00 00 00 00 00 00 00 00 AQM configuration saved at 1 12 pm on 12 November 2008 Sensor codes listed O3 NR 2008 11 12 12 42 O3 module no data report at 12 42 pm on 12 November 2008 NO2 Scrubber FAILED 2008 11 12 15 36 NO2 scrubber failed at 3 36 pm on 12 November 2008 Messages This is located on the AQM PC software tool bar...

Page 11: ... used for all sample lines Warm up the IQM for at least 12 hours before attempting a gas sensor calibration 5 1 1 Nafion Humidifier A Nafion tubing membrane humidifier is supplied with the IQM which can be used to humidify the air delivered to the IQM during calibrations Two lengths of 1 4 Teflon tubes are supplied to enable connection to sample lines and the IQM inlet Span gas and zero air is typ...

Page 12: ...of zero air to the IQM through the sample port using inch Teflon tubing Use a T fitting to ensure the IQM is sampling the gas flow at atmospheric pressure The zero air should be at least 1 5 LPM check there is excess flow at the exhaust of the T fitting 2 Allow the IQM to sample until stable readings are obtained about 30 60 minutes 3 Adjust the OFFSET values for each gas sensor via the Calibratio...

Page 13: ...ling the gas flow at atmospheric pressure The span gas flow should be at least 1 5 LPM check there is excess flow at the exhaust of the T fitting 3 Allow the IQM to sample the gas until a stable reading is obtained about 30 minutes 4 Adjust the IQM60 sensor gain factor to set the correct concentration reading Calibration Calibrate Gain enter password password select gas enter new gain factor new G...

Page 14: ...or spurious noise will cause errors that are especially apparent when sampling relatively clean aerosols 1 Attach a filter with a rating of 0 45µm or better to the particle inlet nozzle The filter must be large enough that it does not create a restriction and load down the small vacuum pump inside the IQM One zero particulate filter is supplied with the IQM 2 Since the air passing through the IQM ...

Page 15: ...patible with IQM firmware versions 4 0 and higher only Computer Requirements CD ROM Drive RS232 port Windows OS version 2000 or later 100 Mb of spare hard drive space recommended 256 Mb RAM recommended 1 GHz processor speed Setting up 1 Install IQM CD into drive and extract the Aeroqual AQM V5 x for Vista or launch the AQM_4 x exe software if you have earlier versions of Windows OS 2 Launch softwa...

Page 16: ... files from the IQM including daily files and event log see below Update sensor list updates the sensor list on the database Zip database zips the database Unzip database Unzips the database prompted by a warning message See below Exit Ctrl X Exits the AQM software ...

Page 17: ...IQM 60 V5 Pump Revision October 2010 17 Setup Configuration Ctrl P Configures the IQM System password required See below ...

Page 18: ...IQM 60 V5 Pump Revision October 2010 18 Operations Changes the operation of the IQM See below Test Connection Tests the connection to the IQM monitor See below ...

Page 19: ...IQM 60 V5 Pump Revision October 2010 19 COM Port Ctrl M Configures the COM port for communicating with the IQM Monitor See below Data ...

Page 20: ...IQM 60 V5 Pump Revision October 2010 20 Graph Real Time Graphs real time data from the IQM Monitor See below Graph Logged Data Graphs Logged data from the IQM Monitor See below ...

Page 21: ...IQM 60 V5 Pump Revision October 2010 21 Graph Default Graph Style Changes the graph style settings See below Table Real Time tabulates the real time data from the IQM monitor See below ...

Page 22: ...IQM 60 V5 Pump Revision October 2010 22 Table Logged data tabulates the logged data from the IQM monitor See below Tools View Configuration Views the configuration settings of the IQM monitor See below ...

Page 23: ...ble or real time graph depending on which is open Zero Cal Ctrl Z Zero Calibrates the IQM monitor requires system password Turn On Zero Scrubber Ctrl O Turns on the zero scrubber Turn Off Zero Scrubber Ctrl F Turns off the zero scrubber View Factors Views the calibration factors of the individual sensors in the IQM monitor See below ...

Page 24: ...ifies the calibration factors of the individual sensors in the IQM monitor requires system password Sensors selectable from a drop down menu Calibrate Factors Sets the span calibration point of the individual sensors in the IQM monitor requires system password ...

Page 25: ...IQM 60 V5 Pump Revision October 2010 25 Change System Password Changes the system password Update Real Time Clock Updates the real time clock prompted with a confirm message ...

Page 26: ...IQM 60 V5 Pump Revision October 2010 26 Dial GSM Modem Dials the GSM Modem if applicable Hang up GSM Modem Hangs up the GSM modem Diagnostics ...

Page 27: ...ttings requires diagnostic password Caution 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 exportable to text file ...

Page 28: ...IQM 60 V5 Pump Revision October 2010 28 Window Full Screen Display Toggles between full screen display and other open windows See below ...

Page 29: ... Messages Click on Messages on tool bar Shows event messages when applicable red when new message occurs Updating Sensor List Aeroqual may develop new sensors which can be added to the list of IQM connectable sensors If this occurs Aeroqual will release a new sensor list which can be integrated by Click File Update Sensor List Enter new file location ...

Page 30: ...M MONITOR information request command header its value is 0x55 AQM_ID 1 byte AQM ID its value 1 255 SENSOR_TYPE gas concentration request command please refer section 2 for details CHECKSUM the data stream s check sum that makes the command stream total bytes sum to be zero Example To poll ozone reading 0x55 0x01 0x30 0x7A 2 Sensor reading request command reply or auto data report command data str...

Page 31: ...SOR_8 SENSOR_9 SENSOR_10 SENSOR_11 SENSOR_12 SENSOR_13 SENSOR_14 AQM_STATUS CHECKSUM AQM_ID 1 byte value indicate the AQM ID number which range is 1 255 SENSOR_NUM 1 byte specify the valid numbers of sensor has been used by the AQM box max number is 14 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 Specifies the se...

Page 32: ...ue 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 11 AQM Monitor zero calibration starts command 4 bytes MONITOR AQM_ID ZERO_CAL CHECKSUM ZERO_CAL 1...

Page 33: ... gain factor values command 4 bytes MONITOR 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 16 Replied gain value for all configured sensors total 74 bytes SENSOR AQM_ID GET_GAIN_FACTORS SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSOR_GAIN_VALUE SENSOR_GAIN_VALU...

Page 34: ...19 Set concentration valid decimal numbers for monitors with display This is 4 bytes command followed with 31 bytes sensor code and decimal numbers MONITOR AQM_ID SET_DECIMAL_NUMS CHECKSUM MONITOR AQM_ID SENSOR_1 DECIMAL_1 SENSOR_2 DECIMAL_2 SENSOR_3 DECIMAL_3 SENSOR_4 DECIMAL_4 SENSOR_5 DECIMAL_5 SENSOR_6 DECIMAL_6 SENSOR_7 DECIMAL_7 SENSOR_8 DECIMAL_8 SENSOR_9 DECIMAL_9 SENSOR_10 DECIMAL_10 SENS...

Page 35: ...ENSOR 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 size 25 Download a logged file in SD card via serial port the command is 4 bytes MONITOR AQM_ID DOWNLOAD_A_FILE CHECKSUM DOWNLOAD_A_FILE 1 byte command Followed by 16 bytes stream with file name MONITOR AQM_ID DOWNLOAD_A_FILE FILE_NAME CH...

Page 36: ...ENSOR_1 SENSOR_14 1 byte Specified sensor type has been used for the monitor FACTOR_1 FACTOR_14 4 bytes floating point values 27A Acknowledge reply command for setting sensor conversion factors 4 bytes SENSOR AQM_ID SET_CONVERSION_FACTOR CHECKSUM SET_CONVERSION_FACTOR 1 byte command to set sensor conversion factors refer section 2 for its value 28 Get sensor module version information command 4 by...

Page 37: ... its value is 0x55 SENSOR_TYPE gas concentration request command please refer section 2 for details SENSOR_RESISTANCE 1 byte command 0x0D to request sensor resistance value CHECKSUM the data stream s check sum that makes the command stream total bytes sum to be zero Example To poll ozone sensor resistance 0x55 0x01 0x0D 0x9D 32 Sensor resistance request command reply data stream 15 bytes SENSOR AQ...

Page 38: ...Configure AQM box command GET_OPERATION 0x06 Set AQM box operation command SET_OPERATION 0x07 Get AQM box operation command GET_FILE_NAME_LIST 0x0A Get all file name list command DOWNLOAD_A_FILE 0x0B Download a file from SD card command DELETE_A_FILE 0x0C Delete a file in SD card command ZERO_CAL 0x12 Zero calibration command SPAN_CAL 0x13 do span calibration ZERO_SCRUBBER_ON 0x14 Turn on zero scr...

Page 39: ...bits resolution 0xDA WS Wind Speed data request command sin wave signal input max 32kHz result is wind speed in meter second or can be frequency in Hz require special program 0xDB WD Wind Direction data request command analogue input 0 5V result is degree angles relative to zero point or voltage require special program 0xDC SR AX1 data request command analogue input 0 34mV with gain of 144 result ...

Page 40: ... 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 AUTO_ZERO_READ_FREQ time intervals The zero reading time is fixed 15 minutes long b3 b7 reserve...

Page 41: ...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 Sensor module with pump which failed status will be logged in the file 5 If there is NO2 sensor module the Ozone scrubber working status will be logged in the file ...

Page 42: ...powder coated enclosure Dimensions Basic enclosure size is 236 mm W x 132 mm H x 278 mm D The padded feet add 15mm to the depth and together with the two carry handles give the product an overall size of 236 mm W x 148 mm H x 362 mm D 236 30 20 20 278 67 17 132 55 Top Rear Front Side tilted Side Handles 12 VDC IN 15 236 30 20 20 278 67 17 132 55 Top Rear Front Side tilted Side Handles 12 VDC IN 15...

Page 43: ...IQM 60 V5 Pump Revision October 2010 43 Front View Rear View 12V DC power jack cooling fan serial label ...

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