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User Guide - Instrumart

1. n 13 2 1 Assembly of heated 4 4 02 100 0 0 13 22 Connect Mains medie usce ne otis nire 14 2 3 Sample Collection Filter Optional 15 3 Dust Sentry Operation and Software ccccccsesseessesseeeeesseeeseesseeseeesseeseenseeseoesseeeensessoenseessoeas 16 OX TOU ERR 16 92 1S G9 18 3 3 1 Further information about IP address solutions using GPRS Systems 20 2 3 2 eal KOSSA E 20 3 3 3 SMS 21 3 4 Software Description 21 3 4 1 mE 21 3 4 2 voll RM cee meet cesar 23 3 4 3 Ys 9 23 3 4 4 24 3 4 5 24 3 4 6 Diagnostics Available in Engineer Mode 24 ERR 26 41 Maintenance 5 26 4 2 Maintenance Procedures 26 4 2 1 Sample Flow 0 1 11
2. 2 g4 METON N 38 95 Vaisala Weather Transmitter 520 39 oC d 40 10 Mounting and Site Positioning 41 10 1 MOUNINO ESCORT NEC c 41 10 2 inus 5 41 10 3 Measurement 42 10 4 A 9 42 49 12 43 11 1 SDOSINOQUDIIS 43 11 4 Configuring the Orbit 2 000000000000 43 11 3 Using the Orbitdata Website 44 2 21 SUS MVC he UTE Tm 45 UE RC ao cm T T T T S 46 2 52 T UR 46 12 M 47 12 1 47 12 2 47 12 3 Bere 47 MRK D 0014 V4 3 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL User Guide Revision History Document Number MRK D 0014 Product Version 1 2 Documen
3. 3 3 3 SMS Message This function assumes the modem is fitted and correctly configured It is activated by the Enable SMS Alert tick box under Operations Up to 5 SMS recipients can be connected at once Select Setup Mobile Recipients and enter the relevant mobile phone numbers Note The country code needs to be included e g 44 Recipient Mobile Settings Mobile number 1 Mobile number 2 Mobile number 3 Mobile number 4 Mobile number 5 3 4 Software Description Summary The Dust Sentry Software is designed to be a simple interface for communicating with the Dust Sentry monitor via a PC It can be used to configure the instrument initiate the zero calibration routine modify gain factors poll data and display the data in either table or graphical format The software runs in Java VM1 5 supplied with software and the database is an open source HSQLDB Java database Data can be easily exported to a spread sheet for processing The software also incorporates a TCP IP modem connection which can be used to connect to and operate a Dust Sentry unit remotely 3 4 1 File search monitor searches for available Dust Sentry monitors Connect to Monitor Connects to Dust Sentry Start Data Logging Starts data logging from the Dust Sentry Stop Data Logging Stops data logging from the Dust Sentry MRK D 0014 V4 Page 21 Aeroqual Dust Sentry User Guide March 2013
4. Enable 5 M5 message alert MRK D 0014 V4 Page 43 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 11 3 Using the Orbitdata Website Once the Dust Sentry has been configured with the Orbit Modem the unit can be accessed via www Orbitdata com When the site is first accessed a default landing page will be shown OrbItDATA Country Region Sub Region Unit Options www harvest com New Zealand Auckland Aeroqual Demo Unit Aeroqual Demo unit Logged in as Guest page last refreshed 6 seconds ago Welcome to Orbit Data Welcome to Orbit Data brought to you by Aeroqual For any technical support issues please contact us via technical aeroqual com or through your local distributor PM10 ug nr 0 50 max 134 20 8 78 min 5 90 PM10 Zero Line WS m s 03 max 1 8 avg 0 5 min 0 3 WS m s 5 24 hrs ending 7 15 Mon 16 Sep 2013 called 75 seconds ago Select Options Login and Settings e Enter your User Name and Password Options Note You can elect to save the login details in your browser at this point User Options Login and Settings ago 90 Normal Graph View QuickView Temperature Graphs Only he system displays Logged in as your Select Go to Graphs Login This page is protected with a username and password Please type them in and then click Go For help with your username or password please contact us
5. User name aeroqual Password _Go Save this system s password in your browser for 365 days Aeroqual unit Logged in as aeroqual page last refreshed 3 11 minutes ago My System You are now logged in to your system This page allows you to change your password and alarm details Click the button below to log out if you do not want anyone else using this computer to be automatically logged on Log Out to Graphs MRK D 0014 V4 Page 44 Aeroqual Dust Sentry User Guide March 2013 WS m s PM10 117 82 42 1 20 qeroQUAL e Navigate to your specific site and unit by o Selecting the correct country from the drop down menu o Selecting the Region o Selecting the Sub region o Selecting the Unit Country Region Sub Region Unit Options Demo Unit Brazil Colombia refreshed 8 20 minutes ago Indonesia Italy m This page allows you to change your er to be automatically logged on UAE 11 3 1 Using the Graphs Once the correct unit has been selected the default 24 hour graphed data will be shown on the screen Above the graphs it will show the time date and how long since the unit was last called To the right of each graph the max min and average will be shown e Click on the graph to zoom in on a specific time interval Hover the mouse over the graph to view the start time and time interval of the graph to be show
6. Volume Ref minutes of test Flow Ref LPM 1000 3 Calculate average reference PM density ug m3 AvPM Ref PM Ref Volume Ref 4 Calculate average 60 ug m3 AvPM Dust Sentry sum PM readings over test period number of readings Procedure overview for a Continuous Reference Instrument 1 Leave the Dust Sentry and Reference instrument running for at least 24 hours 2 Check the sample flows of both instruments to ensure they are within specification 3 Download the Dust Sentry and Reference instrument data for the calibration period Calculations 1 Calculate average Dust Sentry PM ug m3 AvPM Dust Sentry sum PM readings over test period number of readings 2 Calculate average Reference PM ug m3 AvPM Ref sum PM readings over test period number of readings Calculation of Dust Sentry Gain 1 Calculate K factor K factor AvPM Ref AvPM Dust Sentry 2 You should then apply this to the Gain Factor on the PM channel new GAIN old GAIN x Factor MRK D 0014 V4 Page 31 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 6 Troubleshooting Symptom Possible Cause Fault isolation Solution PM values seem incorrect NR or 9999 in Data table No response Occasional NR or 9999 in Data Table Frequent 9999 No communication over RS232 PC Data logging stopped No data on SD card IP Modem connection lost MRK D 0014 V4 Sample flow incorre
7. qeroQUAL Export Logged Data Exports logged data from the Dust Sentry Import Files Imports file aql file Download Files Downloads files including daily files and event log Note Files can be either saved to the PC only by clicking Save Save all or saved to the PC and the database by clicking Save amp Import Update sensor list Update the sensor list on the database Manual modification only available in Engineer Mode 2000 0 2000 0 2000 0 0 a 3 Ld c deg p m 0000 0 JOWE cias Boma 5 e ses E e Note 1 Double click on the sensor name unit or range to be modified and enter the new information Click save once modification is complete Note 2 The changes made will modify the title headings in the logged data it will not alter the readings This is particularly useful for when AN1 and AN2 are being used Zip database Zips the database Unzip database Unzips the database prompted by a warning message Exit Ctrl X Exits the Dust Sentry software MRK D 0014 V4 Page 22 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 3 4 2 Setup Configuration Configures Monitor ID Sensor Modules and Measurement Units Operations Configures the Data logging interval and Alarm and Analogue Output Test Connection Configure GPRS Modem Mobile Recipients Email Recipients Communication Port 3 4 3 Data Gra
8. qeroQUAL Aeroqual Dust Sentry User Guide m Aeroqual Limited 109 Valley Road Mt Eden Auckland 1024 New Zealand Phone 64 9 623 3013 Fax 64 9 623 3012 Web www aeroqual com MRK D 0014 V4 Page 1 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL Table of Contents User Guide REVISION Ea 4 FEES Con css a a 5 155 WW OVI spore m 6 1 1 1 Electrical connections to 6 1 1 2 Adj RERT 6 1 1 3 6 P RUND MOU 7 7 PONV ST INO UNS M o E 8 1 5 Auxiliary Module 2000000111 111 8 1 5 1 Wiring of Auxiliary 2 00000000000005000 00 0 9 1 6 Analogue Output Module Optional 21222222 10 1 7 Gatetel GT HE910 Cellular Terminal Optional 10 1 7 1 E 11 122 2 11 12 ASSCMDIY INSTA AON me
9. logged The Alarm relay is energised by the Control Module in response to the alarm trigger point The trigger point is programmed into the Control Module via the Operation menu in the PC Software The Alarm Relay is a double pole double throw type see diagrams below This allows the connection of two different alarm signals e g siren and strobe that may have different power requirements The relay contacts rating 10A 24VDC 220 Coil Normally Open A Normally Open B Common A Common B Normally Closed gt Normally Closed B Relay Internal Schematic COMA COIL COM COIL 222 2 gt 0 0014 4 12 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 2 Assembly and Installation 2 1 Assembly of heated inlet Parts List A Inlet Tube Heater including power cable B Sharp Cut Cyclone if fitted C TSP Inlet A B C Connect parts li Open door of enclosure and remove protective cap from the optical engine Protective Cap lii Insert Inlet Tube Assembly through base mount and fix the three mounting screws 3x M3 Mounting Screws Note Ensure the power cable is fed through the inlet hole when connecting MRK D 0014 V4 13 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL IV Connect power to Inlet Tube Heater inside the enclosure Heated inlet power cable 2 2 Co
10. 4 28 5 40 4 11 4 p THHHHEHHHI 0 1 0 9 77 15 8 63 6 1010 6 4 26 4 40 6 11 4 5 HHHH 0 9 1 3 81 15 7 63 6 1010 6 4 26 4 40 7 11 4 HHHH 0 5 1 3 80 15 63 1010 6 28 3 40 9 11 4 7 0 9 0 6 358 15 63 9 1010 6 4 28 3 40 6 11 4 Q HHHHHHHH Vc 1 TFT A 1 A MRK D 0014 V4 Page 46 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 12 Appendix 12 1 Warranty Please review the Warranty Policy on our website at www aeroqual com 12 2 Technical Support Technical information service and spare parts are available through your distributor In addition worldwide technical support is available from Aeroqual Ltd Please contact Aeroqual Technical Support by email technical aeroqual com This will generate an automatic ticket and your enquiry will be addressed as quickly as possible by a qualified service person Aeroqual Limited 109 Valley Road Mt Eden Auckland 1024 New Zealand Phone 64 9 623 3013 Fax 64 9 623 3012 Email technical aeroqual com 12 3 Declarations Copyright Aeroqual 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 and Aeroqual Limited Making the Invisible Visible are registered trademarks of Aeroqual Limited Other product and company
11. To check the pump module Keep the purge line disconnected Remove the sample connection and cap off the module sample port e Connect the exhaust port of the module to the pressure end of a flow meter he 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 In this case the engine will need to be sent back to the Aeroqual factory Please contact technical support MRK D 0014 V4 Page 28 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 4 2 5 Manual Zero Air Check zero air check can also be carried out manually as a way to ensure the purge is working correctly To this the TSP inlet needs to be removed and the particle filter 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 ug m3 If it is not then the auto zero cycle is not performing correctly You will need to check the purge filter Section 4 2 8 and replace if dirty and also check the purge flow to make sure it is correct 4 2 6 F
12. white Signal Ground Yellow Laser current monitor 10mV 1 mA laser current Grey Temperature output 1 1 2 Inlet heater The Dust Sentry 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 The inlet should always be heated 1 1 3 Inbuilt filters The Nephelometer contains two filters which should be replaced at specified intervals see Maintenance Section 4 The Sample filter is a coarse filter designed to protect the sample pump from excessive particle build up The Purge filter is a fine filter which filters the sheath air flow and also produces particle free air during the auto zero cycle MRK D 0014 V4 Page 6 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 1 2 Pump Module The Pump Module contains a microprocessor for mass calculation and a pump for sampling The schematic is shown in Section 8 Sample line Purge air line with flow adiuster 12VDC power Fibre span switch connection Inlet heater connector Cable from optical engine Exhaust line with flow adjuster 1 3 Control Module The control module is the interface between the RS485 sensor bus and data communication links It contains a display an SD data card which logs data a RS232 serial connector for external communication a bus connector for internal communication with the sensor modules and a cable connecto
13. 01 26 4 2 2 Zero Air Check Purge 27 4 2 3 Sheath Flow 28 4 2 4 dee 28 4 2 5 Manual Zero AI CHECK ene 29 4 2 6 FDG INS 29 4 2 7 L ser edP 29 4 2 8 GRANGE See e E 29 4 2 9 Cyclone and Inlet 1 30 42 10 Pump Mod le Removal e srera 30 5 o cider IMP mS 31 MRK D 0014 V4 2 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL TrouDleShoolNg ssrin A a 32 fe sir E 34 5 Schematic 35 M RET om 35 8 1 1 isle 35 8 1 2 P4 odios 35 MEE eio MEM T 36 52 COMMUNIC 6 g Rmo mmm 36 9 Em 37 91 Sensirion T RH Sensor 000 00100000080 37 92 CUN Icom 37 2 EE 56 05 2
14. 32 to USB Adapter Note 12 VDC Power Supply mounted externally at base The key components of the Dust Sentry are described below MRK D 0014 V4 5 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 1 1 Nephelometer Aeroqual uses a Nephelometer optical sensor from Met One Instruments The optical sensor uses light scattering from particulate matter to provide a continuous real time measurement of airborne particle mass The light source is a visible laser diode and scattered light is measured in the near forward angle using a focusing optics and a photo diode The Nephelometer has an on board temperature sensor which corrects for thermal drift sheath air filter to keep the optics clean automatic baseline drift correction and a fibre optic span system to provide a check of the optical components considered to be hazardous There are no user serviceable parts inside the cover of the sensor The device contains a laser operating at 670 nm which is visible to the eye and can cause damage to the eye if directly exposed Only trained service personnel should attempt servicing or repair of the sensor Safety This sensor is considered a Class laser product Class laser products are not 1 1 1 Electrical connections to Nephelometer The electrical connections to the Nephelometer are summarised below Orange x2 Fibre optic solenoid 5V power in White oignal out 0 5 V Black
15. 485 cable that terminates at the Analogue Output Module 12 VDC Power Bus All modules inside the Dust Sentry 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 MRK D 0014 V4 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 12 VDC Power in 12 VDC power is connected into the instrument at the terminal connector strip chock bloc 1 9 Alarm Relay The Dust Sentry has a built in alarm relay function that is set up via the Operation Dialog in the PC software See Section 3 1 Relay Output This is fitted as standard and is activated by Enable Alarm Relay Output tick box If the set point set in Alarm trigger point is exceeded the relay is activated This can be used to activate a siren or strobe or other peripheral devices The relay remains activated until the measured value drops below the reset point expressed as a of the trigger point This is controlled via the Alarm reset point of trigger The Alarm trigger point average period determines the amount of time that the concentration needs to be exceeding the trigger point before the relay is activated If Active output on diagnostics is selected the alarm will trigger upon sensor failure or sensor no report If not selected the alarms remain in the state they were in when the last valid reading was
16. MCERTS for indicative ambient particulate monitor rec MCERTS THE FAYLROHHFEHT AGEL YS PEPETU SUS CREIPICRZIDH HIE 0 0014 4 47 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL USE SENSIBLY Use the Aeroqual DUST SENTRY instrument only as per this user guide USE AEROQUAL APPROVED SERVICE Only approved service personnel must work on this product ACCESSORIES Use only approved accessories Do not connect incompatible products CONNECTING TO OTHER DEVICES When connecting to any other device read the appropriate user guide for detailed safety instructions Do not connect incompatible products MRK D 0014 V4 Page 48 Aeroqual Dust Sentry User Guide March 2013
17. RL Sprver port Connection port Enable modem Grewal IP ek ess IP 000 000 000 000 aeraquall En login password The modem has the following operating modes 1 TCP Client Mode and domain name support e Destination address and port e Dust sentry connects to chosen server and data accessed via server Note There is no remote access to the Dust Sentry using this mode except via the designated server 2 TCP Server Mode DDNS support for fixed or dynamic public addresses using dyndns org Optional firewall to restrict which addresses can connect to Dust Sentry Set TCP port MRK D 0014 V4 Page 19 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 3 3 1 Further information about IP address solutions using GPRS Systems GPRS is a communication technology that allows data acquisition systems to overcome the difficulty of cabling for wide area remote sites GPRS applications are becoming more prevalent but the dynamic IP address issues associated with GPRS networking continue to frustrate system integrators The trouble with I O devices with GPRS capability is that they receive different IP address every time they connect to the GPRS network Three distinct solutions have been developed to overcome this challenge Solution 1 Public Static IP Address The first option is to obtain a public stati
18. ST SENTRY NEPH PNEUMATIC SCHEMATIC ZERO MODE Revision 2 19 SEPT 2013 NOT TO SCALE DRAWN BY 5 BENNETT SHEET 2 OF Z MRK D 0014 V4 Page 35 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 8 2 Electrical EARTH CONNECTED TO AC PSUPPLYBD 12 Modem optional Controller MDMO3 CM HEATED INLET AIC Nephelometer Flow Module AIC PM amp 0180 AOM PMMOD LL 5 NEPH ELECTRI REVISION 1 2 13 2013 SCALE DRAWN BY 5 BENNETT SHEET 1OF 1 8 3 Communication GPRS MOBILE COMMUNICATION USB USB TO COMPUTER SERIAL SERIAL PORT 1 Modem Optional SERIAL PORT 2 Controller AIC AQM CM EMAIL ALERTS R5485 TWO WIRE COMMUNICATIONS EIGHT WAY CONNECTIO Mephelometer PM Flow Module AIC 0180 AOM AEROQUAL LTD REVISION 1 2 13 SEPT 2013 DRAWN 5 BENNETT MRK D 0014 V4 Page 36 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 9 Third Party Sensors 9 1 Sensirion T RH Sensor SHT75 Description Specifications Measures air temperature and relative humidity For full details visit the company website www sensirion com Air Temperature Range 40 C 124 C Accuracy 0 3 C Resolution 0 01 C Relative Humidity Range 0 100 RH Accuracy 2 RH Resolution 0 1 RH 9 2 Gill WindSonic Description direction Specifications Wind Speed Range Accuracy Resolutio
19. a chosen sensor to be converted to an analogue output c fd The analogue output module receives the digital input via an RS485 interface and converts it to a 4 20mA and 2 10V output These outputs follow each other Outputs 4mA 2V 0 of full scale value 12mA 6V 50 of full scale value 20mA 10V 100 of full scale value The module is easily configured via the Operations menu in the PC software and can convert to an analogue output any chosen sensor already integrated in the Dust Sentry The module uses the logging period to calculate the reading which is also set in the Operations menu This differs from the alarm relay SMS and email which all use the averaged alarm period to calculate the reading For more information regarding the PC Software and setting up the analogue output module please refer to Section 3 1 1 7 Gatetel GT HE910 G Cellular Terminal Optional Aeroqual can provide a Gatetel GT HE910 G Cellular Terminal with GPS for remote data access over GSM GPRS or SMS networks Please read the Gatetel GT HE910 Cellular Terminal manual for detailed instructions on configuration and use Further information can be found at http gatetel com products php product 22 MRK D 0014 V4 Page 10 Aeroqual Dust Sentry User Guide March 2013 1 7 1 Specifications Incorporates HE910 DG module Frequency bands Power supply ADC and GPIO inputs Communication Antennas Mechanical Descripti
20. al time clock to that of the computer prompted with a confirmation message Reset Timer Resets the timer Reset Controller Performs a software reset of the Dust Sentry Control Module 3 4 5 Calibration Control Factors Displays the Dust Sentry s Gain and Offset factors Zero Calibration Initiates the zero calibration Note The Gain and Offset can be modified manually by double clicking the unit to be changed entering the new value and clicking save 3 4 6 Diagnostics Available in Engineer Mode Sensor Module Settings Displays the sensor module settings Click on download all to display the module settings if not automatically downloaded exportable to text file Fa Sensor Module Settings MIO 568 1600 121 5601580 000 720 000500 000 5 000 0 028 1 000 156 180 180 1 000 0 0014 4 24 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL Parameter PM10 Meaning gt eee Version Firmware version software controlling instrument operation Notused used parameter taken from Met One calibration certificate 101 78 Bx100 e ee ele 1 Not used fixed as 1 Calibration parameter taken from Met One calibration certificate 10 077 1000 pu 35 nouse 0 PWML ie Factory Module Type Do not modify Factory Gain Do not modify Note These are EXAMPLE settings instrument will have slight var
21. c address some carriers telecom service providers assign a static IP address to a specific SIM card This way 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 unauthorized persons from accessing the data For this VPN solution customers are required to buy one of a number of different GPRS on line services to be able to access a Virtual Private Network VPN When the GPRS device dials up the carrier will assign a private IP address which is on the same network segment as the host and can maintain bi directional communication using a polling architecture Many enterprise clients turn to mobile virtual network operators MVNO These MVNO s acquire numerous GPRS services and then rents them out to customers who are looking for a small number of IP addresses 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 Solution 3 DDNS Using dynamic IP addresses is often necessary since many ISPs do
22. ct Sample and or purge filters dirty Gain factors incorrect Offset factor incorrect No Response from Sensor module Not connected correctly Termination dongle not installed Bus cable Computer too slow RF noise in environment RS485 bus cable is faulty Module RS485 chip faulty RF noise in environment RS232 cable disconnected Control Module Failed USB to serial hub not working Card not correctly installed in slot Data logging interval set too large Data card module fault SIM card account in debt Network down Check sample flow and adjust to correct value using flow adjusters Replace filters Perform span calibration Perform zero calibration Check the electrical connector on the sensor module is firmly connected Install termination dongle Check RS485 bus cable continuity Test with a faster computer Try to reduce RF noise Replace bus cable Remove one module at a time to identify faulty module and then replace Try to reduce RF noise Reconnect cable Replace Control Module Check USB connectors Check the serial hub is present on the device hardware menu in the PC If not reload driver software and re install Turn off Dust Sentry and install card in slot correctly oet logging interval in configuration to a lower interval send control module to factory for replacement module Pay SIM account Wait for network Page 32 Aeroqual Dust Sentry User Guide March 2013
23. ction filter housing and insert a 47 mm filter 3 Tighten the collection filter housing 4 Check and adjust the sample flow to 2 0 LPM MRK D 0014 V4 Page 15 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 3 Dust Sentry Operation and Software 3 1 Getting Started 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 100 Mb of spare hard drive space Recommended 512 Mb RAM or more Recommended 1 GHz processor speed or faster 1 Once the Dust Sentry is assembled and power is connected install the SD card into the control module 2 Start the Dust Sentry by pushing the on off switch on the control module See Section 1 3 for location of On Off switch 3 Connect the instrument using a computer via the USB cable to the outside of the enclosure 4 Install Aeroqual Dust Sentry software This can also be downloaded from the Aeroqual website at www aeroqual com 5 Launch the Aeroqual Dust Sentry PC software a Select to log in as either e User default password password e Engineer default password aeroqual Log in user USER ENGINEER Note 1 User has access to most day to day functions on the Password instrument Engineer has access to all functions including diagnostic parameters Sensor Module Settings and Sensor oK Diagnos
24. e matter and will need to be periodically cleaned Blow out the cyclone with compressed air and unscrew the dust cap and clean Replace the cap tightly and ensure there are no potential leaks The cyclone can be disassembled completely by removing the three Allen head screws and pulling it apart The internal parts should be cleaned with isopropyl alcohol once a year Allen head screws The TSP inlet can also be dismantled by unscrewing the 3 screws and separating the head into two parts Use a lint free cloth wetted with isopropyl alcohol to clean both the inside and outside of the inlet Screws 4 2 10 Pump Module Removal The pump module can be removed from the Dust Sentry by unscrewing the 4 screws on the base plate and sliding the module out Ensure the Dust Sentry 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 need to be sent back to the Aeroqual factory for repair Please contact technical support for assistance MRK D 0014 V4 Page 30 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 5 Calibration All particle monitors based on light scattering require a site calibration for optimum accuracy This is because the average density and light scat
25. e the airflow characteristics e g trees vertical surfaces or walls Avoid overhead high voltage cables which may cause electrical interference with the sampling equipment Demolition construction activities and change to normal transport patterns due to road works etc can significantly affect the data Ensure a record of such events is kept to account for unexpected peaks in concentration 10 4 Safety e The intended data capture rate should be considered when positioning the Dust Sentry If data capture above 90 is essential the unit should be located in an area which has 24 hour access available e The positioning should allow for routine maintenance checks to be performed safely by personnel f using a tripod ensure the tripod legs are bolted to the ground to prevent the unit from falling Ensure the Dust Sentry is in a secure location to avoid vandalism or theft MRK D 0014 V4 Page 42 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 11 Orbit Data Orbit data is a cloud based data acquisition and reporting system developed specifically for Aeroqual s real time air quality instruments Using Orbit customers able to access their data online and in real time The system comprises a proprietary modem which plugs directly into the serial port of your instrument The modem pushes data to the cloud based server at pre determined intervals Via orbitdata com end users can access view and download the data u
26. etting and Configuration is correct 5 Confirm all of the sensors installed in the Dust Sentry are logging onto the SD card log files and in the real time table in the PC software If not check that all the sensors are loaded in Configuration menu 3 3 Modem configuration If the Gatetel GT HE910 G Cellular Terminal is purchased with the Dust Sentry it will need to be configured using the PC software Firstly the modem requires a suitable SIM card not supplied that matches the configuration Note The SIM card needs to be pushed into the modem with the electronic tile facing upwards MRK D 0014 V4 Page 18 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL Configure e Select Setup gt Configure GPRS Modem e Enter the SIM card provider s APN and username and password if applicable Note To use the modem in Server Mode requires an unrestricted APN that can accept connections e Click save e Select Operating mode and select one of the operating modes If using Dyn Org service Dyn server name 15 members dyndns org Dyn login name is your account log in name Dyn login password is your account log in password DynDNS host name is the name you have configured for this instrument Note You must reboot the Dust Sentry after saving the Dyn Org parameters AB GPRS modem configuration z GPR medemconfiguration SP cerd propertes Oper mode AAR Cent mode Server accoress U
27. ger point The alarm will go off when the vus concentration reaches above the Alarm trigger point g m3 concentration set for the selected sensor Alarm reset point of trigger 94 e Select the reset point of trigger This is the percentage of the alarm trigger Enable alarm relay output concentration at which the alarm will reset Enable 4 20 mA module f Select the alarm trigger point average Enable SMS message alert period This signifies the time interval at Enable email alert which the average is calculated for control of the alarm Lise GateTel modem Note The alarm average period must be greater than or equal to the data report rate MRK D 0014 V4 Page 17 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL g Ifthe analogue output module is being used please select Enable 4 20 mA module The module will follow the Output Sensor selected Note 1 If Active on diagnostic is set the analogue output will go to full scale upon No Report or Sensor Failure condition If not selected the analogue output will remain the state it was in when the last valid reading was logged Note 2 When the particle monitor zero calibration is taking place the analogue output module does not update i e it remains in the state it was in immediately prior to the zero calibration The module remains in this state until the zero calibration is finished then updates on the next valid reading h If
28. iations depending on calibration and software version releases Sensor Diagnostics View Displays the sensor module diagnostic view exportable to text file E sensor Diagnostic View EAEEREN 129032 l 2013 Aug 19 13 39 18 0 019061584 2013 Aug 19 1282 AC 5 0 019550342 013 13 39 28 17 10655 0 019550342 PM10 Laser mA Laser current stable 18 3 mA PM10 Volt V Output in Volts 0 to 5V will vary with concentration PM10 STemp C 80180 engine temperature MRK D 0014 V4 Page 25 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 4 Maintenance 4 1 Maintenance Schedule Procedure 7 Frequecy Contact Aeroqual 24 Months calibration Notes 1 Suggested intervals for maintenance procedures may vary with sampling intensity and environmental conditions Note 2 All checks should be carried out during the initial commissioning of the Dust Sentry 4 2 Maintenance Procedures 4 2 1 Sample Flow Check A constant 2 0 LPM flow is essential to ensure the sharp cut cyclone is separating out the correct particle size to be measured e g PM10 or PM2 5 To measure the flow remove the TSP head from the inlet and connect the volumetric flow meter to the top of the sharp cut cyclone using the adaptor supplied with the instrument Ensure the flow meter is on a steady surface before reading the flow rate Note 1 The adaptor tubing should be connected to the TOP of the vol
29. ibre Span Check Perform a manual zero air check first then initiate the fibre span by turning the switch on the Particle Monitor to on The fibre span check is used to detect any major component failures such as the laser photo detector or lens Wait approximately 4 minutes until the measurement value increases and record the PM10 measurement from the controller The fibre span measurement should be within 20 of the fibre span concentration noted in the logbook If it is significantly lower then either the module optics are dirty or the laser is ageing Contact Aeroqual for advice 4 2 7 Laser Current Check Refer to Section 3 4 6 to determine the laser current If the laser current has drifted up or down by more than 3mA the engine may need servicing please contact Aeroqual for advice 4 2 8 Filter Changes There are two internal filters which are located on the side of the optical engine They are designed to provide protection and to clean purge air 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 Sample Clean Filter Dirty Filter Purge Filter MRK D 0014 V4 Page 29 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 4 2 9 Cyclone and inlet Cleaning The dust cap of the sharp cut cyclone will accumulate particulat
30. n Wind Direction Range Accuracy Resolution Mechanical External construction amp protection Size amp Weight Environmental Operating range 9 3 Met One 034B Description speed and direction Specifications MRK D 0014 V4 Aeroqual Dust Sentry User Guide March 2013 2 axis ultrasonic wind sensor measures wind speed and For full details visit the company website www gill co uk 0 60 m s 2 12 m s 0 01 m s 0 359 no dead band 3 12 m s 1 LURAN 5 2861 1C ASA PC IP65 142 x 160 mm 0 5 Kg 35 C to 70 C lt 5 to 100 RH 3 cup anemometer and vane designed to measure wind For full details visit the company website www metone com Page 37 qeroQUAL Wind Speed Range 0 75 m s 0 12 m s lt 10 1 m s Accuracy 1 1 gt 10 1 m s Resolution 0 7998 m s Wind Direction Mechanical 0 360 Range Electrical 0 356 4 Resolution lt 0 5 Mechanical Finish Clear anodized aluminum Sensor Weight 0 81kg Environmental Operating range 30 C to 70 C 9 4 Met One MSO Description Measures wind speed and direction air temperature relative humidity and barometric pressure Specifications For full details visit the company website www metone com Wind Speed Range 0 50 m s Accuracy 2 Resolution 0 1 m s Wind Direction Range 0 360 Accuracy 5 Resolution 1 Air Temperature Range 40 C 60 C Accuracy 0 5 C Resolutio
31. n 0 1 C ATA Relative Humidity Range 0 10090 4 Resolution 1 Barometric Pressure Range 500 1100 mbars Accuracy 2 mbars Resolution 0 1 mbar MRK D 0014 V4 Page 38 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 9 5 Vaisala Weather Transmitter WXT520 Description Specifications MRK D 0014 V4 Measures wind speed and direction liquid precipitation barometric pressure air temperature and relative humidity For full details visit the company website www vaisala com Wind speed and Direction Speed Measurement range Accuracy Direction Measurement range Accuracy Liquid Precipitation Rainfall output resolution accuracy Rainfall duration output resolution Rain intensity range output resolution Barometric Pressure Measurement range Accuracy Air Temperature Measurement range Accuracy 20 C 68 F Relative Humidity Measurement range Accuracy 0 60 m s 0 3 m s or 3 0 35 m s 5 36 60 m s 0 360 t cumulative accumulation after latest reset 0 01 mm 0 001 inches 5 counts each 10 s increment when droplet detected 10s one minute running average in ten second steps 0 200 mm h 0 1 mm h 0 01 inches h 600 1100 hPa 0 5 hPa 0 to 30 C 32 to 86 F 1 hPa 52 to 60 C 60 to 140 F 52 to 60 C 60 to 140 F 0 3 C 0 5 F 0 100 RH 3 RH 0 90 RH 5 90 100 RH Page 39 Aer
32. n if clicked e g 3 hr graph from 3 00pm Mon 16 Sep 2013 o 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 hour and 15 minutes 24 hrs from 0 00 Sun 15 Sep 2013 UTC 12hrs m 3 hrs from 21 00 Sun 15 Sep 2013 UTC 12hrs PM10 1 PM10 ug m 134 20 6 93 8 00 108 134 20 50 95 8 30 PM10 2 Line 8 WS m s E avg 0 6 min 0 3 0 4 0 3 min 0 3 WS m s WD 7 WD max 265 0 avg 261 0 min 261 0 355 0 avg 1 0 min 1 0 WD Zoom out to 24 hr graph Zoom out to 7 day graph Sun 0 00 0 00 Click on the grey button to zoom out Options To return to the default view 24 hours click Options Normal Graph View User Options Other viewing options are QuickView Temperature Graphs Only Latest Data Text Format Latest Weather Smartphone View and Historical Data MRK D 0014 V4 Page 45 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 11 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 gt 100ug m3 2 What clears the alarm e g PM10 concentration lt 80ug m3 3 Who to notify in the case of an alarm e g Email sales ae
33. names mentioned herein may also be trademarks or trade names Aeroqual operates a policy of continuous development Aeroqual reserves the right to make changes and improvements to any of the products described in this document without prior notice Under no circumstances shall Aeroqual be responsible for any loss of data or income or any special incidental consequential or indirect damages howsoever caused The contents of this document are provided as is Except as required by applicable law no warranties of any kind either express or implied including but not limited to the implied warranties of merchantability and fitness for a particular purpose are made in relation to the accuracy reliability or contents of this document 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 Aeroqual Limited 2013 All rights reserved 1 The Aeroqual Dust Sentry complies with EN 61000 6 1 2001 2 The Aeroqual Dust Sentry complies with EN 61000 6 3 2001 3 The Aeroqual Dust Sentry 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 4 The Aeroqual Dust Sentry is pending
34. nnect Mains Power Caution The high voltage mains supply must be wired by a certified electrician in compliance with local electrical regulations Locate the power connector terminal which is situated outside the enclosure at the bottom The power supply will already be wired to the connector however the cable to connect to mains power needs to be wired 1 Unscrew the nut gland to loosen the terminal block and pull connector apart Nut gland Neutral Connector Blue Terminal block Live Earth Brown Yellow Green 2 Feed the power cable through the nut gland 3 Reconnect into the connector plugs and connector and wire the cable to the ensuring the plugs are fitted securely terminal block according to the diagram and the nut gland tightened Note To remove the terminal block from inside the connector unclick it from the casing by turning it slightly then pull out MRK D 0014 V4 rage 14 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 2 3 Sample Collection Filter Optional The Dust Sentry can be fitted with 47mm collection filter holder if requested It is used to collect particulate samples for composition analysis Note If the Dust Sentry is shipped with a sample collection filter holder it will not contain a filter on arrival If you wish to use the sample collection filter 1 Remove the internal sample filter from the 80180 optical engine See 4 2 8 2 Unscrew the colle
35. not provide static addresses The Dynamic Domain Name System DDNS is used to convert a device s name into a dynamic address so that remote devices can communicate with the control centre using a fixed domain name DDNS takes care of the Dynamic IP address of a device and DNS the static IP address of a device With most remote GPRS devices you need to apply for a hostname for each of the devices handled by the DDNS server When GPRS devices get an IP address from the carrier they will automatically connect to the GPRS network Each time GPRS device s built in DDNS client gets a new address it will send the IP address to the DDNS sever Aeroqual has integrated the DynDNS Pro service from http dyn com with your GateTel modem For a small annual fee you can configure up to 30 host names to use with up to 30 modems 3 3 2 Email Message This function assumes the modem is fitted and correctly configured It is activated by the Enable Email Alert tick box under Operations Up to 5 Email recipients can be connected at once MRK D 0014 V4 Page 20 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL Select Setup gt Email Recipients and enter the Email server and Email recipients NOTE the SMTP server will typically be one provided by your SIM card provider The user name and password are often not required Reogient Emails Configuration eni Reapient Emails Configuration
36. on Weight Dimensions max x W x H Case material Environmental Requirements Operating temperature range Humidity qeroQUAL The Telit module handles all GSM UMTS GPS processing with PYTHON script GSM 850 900 1800 1 900MHz UMTS HSPA 800 850 900 1 700 1900 2100MHz Single supply voltage 6V DC to 55V DC connector 4 pin micro fit 3mm Two outputs optocouplers open collector drive 100ma Two inputs optocouplers 0 55v One ADC 10 bit 0 55V connector 6 pin micro fit 3mm Modem Full RS232 connector D Type 9 Modem USB Connector USB Type B High retention GSM UMTS GPS via SMA connectors 180g 6 3502 0 4 Ib 83mm x 64mm x 34mm 3 26inch x 2 51inch x 1 33inch Aluminum 20 C to 55 C 4 F to 131 F Ambient temperature The module is fully functional in all the temperature range and it fully meets the ETSI specifications 30 C to 70 C 22 F to 158 F The module is fully functional in all the temperature range Temperatures outside of the range 20 C to 55 C 4 F to 131 F might Slightly deviate from ETSI specifications 5 85 1 8 Electrical Connections RS485 Bus The two wire RS485 bus connections are made using 20 cm CAT5 cables between the sensor modules The last module on the bus also has a blue termination dongle fitted Note If the optional Analogue Output Module is fitted the termination dongle is not fitted Instead termination resisters are fitted in the RS
37. oqual Dust Sentry User Guide March 2013 qeroQUAL 9 6 Cirrus MK 427 Description Specifications MRK D 0014 V4 Class 1 outdoor noise meter For full details visit the company website WWW Ccirrus environmental com Output Type Frequency Weighting Time Weighting Automatic Calibration Measurement Range Current Loop Output Dimensions Weight Mounting External Power Output Cable weighting SPL output in the form of a 4 20mA loop dB A to IEC 61672 1 2002 Factory set to Fast IEC 61672 1 2002 Electrostatic Actuator System with DC voltage control 30 100dB A lout 0 1mA dB 1m length 4 5 Kg 240mm x 30mm diameter pole Mounting Kit provided 2 U brackets 4 nuts 3 Jubilee Clips 12V DCin 10m as standard Page 40 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 10 Mounting and Site Positioning Guidelines It is important that the positioning of the Dust Sentry is suitable so as to yield data which is representative of that specific location 10 1 Mounting The Dust Sentry comes with 2x mounting brackets and 3x U bolts for 2 inch poles The same brackets are used for both pole and wall mounting To wall mount the Dust Sentry the brackets are screwed into the wall instead of using the U bolts For pole mounting 1 Secure top mounting bracket at a suitable height using 2x U bolts provided 2 Fix lower mounting bracket to the Dust Sentry chassis
38. ph gt Real Time Graph gt Logged Data Table gt Real Time Table gt Logged data functions Tests the connection to the Dust Sentry Configures the SIM card properties and operating mode of modem Configures mobile SMS alerts Configures email alerts Allows setup of the serial COM port and TCP IP port to communicate with the Dust Sentry Graphs real time data from the Dust Sentry Graphs Logged data from the Dust Sentry Tabulates the real time data from the Dust Sentry Tabulates the logged data from the Dust Sentry xi Logged Data Table View View Range From Display Conc Unit Monitors 12 25 08 02 Janizoct25 16 02 pom hey ER 72 72 30 uei Mise 12 emoes Export Delete Close Dea anis m Scaled Readings 15 15 313 fay TH B Fiii aye MRK D 0014 V4 Page 23 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 3 4 4 Tools View Configuration Views the configuration settings of the Dust Sentry Poll Data Ctrl D Polls data from the Dust Sentry data will appear either in the real time table or real time graph depending on which is open Switch User Change from User to Engineer mode Change Login User Password Changes the password required for User login Update Real Time Clock Updates the re
39. qeroQUAL Signal strength low Install high gain antenna or move instrument to site with better coverage Low Sensitivity Laser is old Laser needs replacing The laser current can be Send to your authorised distributor or measured in diagnostics mode contact Aeroqual technical support using Dust Sentry software If above 20 mA then fault Low Sensitivity Dirty optics Optics need cleaning Send to your authorised distributor or contact Aeroqual technical support High baseline HO Dirty optics Optics need cleaning Send to your authorised distributor or contact Aeroqual technical support Noisy Readings Dirty optics Optics need cleaning Laser is old Send to your authorised distributor or contact Aeroqual technical support Laser needs replacing Send to your authorised distributor or contact Aeroqual technical support Negative readings Purge filter new and shedding Run zero cycles until purge filter no longer particles shedding particles Purge flow zero Adjust purge flow Purge filter dirty Replace purge filter Fibre Span has Dirty Optics Optics need cleaning changed significantly since installation Laser is old Send to your authorised distributor or contact Aeroqual technical support Laser needs replacing Send to your authorised distributor or contact Aeroqual technical support Readings flat Laser failed check laser current Laser needs replacing Photo detector failed Send to your authorised dist
40. r for the optional Humidity and Temperature sensor if fitted Front Display Top RJ45 RS485 2 way Bus relay DB9 RS232 activation 2 1mm 12VDC relay switched Power output 4 way T RH 6 way Alarm Relay SD Card Slot MRK D 0014 V4 Page 7 Dust Sentry User Guide March 2013 qaeroQUAL Bottom Programming Port Controller 12VDC 5232 power input Off On switch with LED Depress to power on blue LED on Programming Dip Switch position is important The Dust Sentry is supplied with a RS232 to USB adapter fitted between the Control Module and an external USB socket fitted at the base of the enclosure This enables the user to perform a wide range of functions over the USB connection without needing to open the enclosure door such as data logging and various system checks using the supplied Aeroqual Dust Sentry PC software Note 1 The driver for the RS232 to USB adapter is in the software CD which comes with the instrument Note 2 The power to sensor and alarm relays are also attached to the control module base plate 1 4 Power Module The Dust Sentry internal power requires regulated 12 VDC to maintain a constant pump speed An external mains to 12VDC power supply Meanwell HLG80 12A 60W 12 is lt lt co fitted the outside of the enclosure and this will allow connection to mains supply Note If you wish to run the Dust Sentry on solar power you
41. ributor or contact Aeroqual technical support Send optical engine to Met One for replacement detector and calibration MRK D 0014 V4 Page 33 Dust Sentry User Guide March 2013 qeroQUAL 7 Specifications Near forward light scattering nephelometer 2 ug m 5 of reading PM1 PM2 5 PM10 or TSP Sample flowrate 2 0 LPM Relay Email and SMS Optional 2GB SD gt 15 years data storage 4 Line Alphanumeric 47mm GFA circular filter Optional Data logging amp configuration software included Pole tripod or wall mounting Wireless communication options NE modem with GPS Orbit DATA cloud based Wind speed and direction temp RH rain pressure noise Meteorological sensor options Class 1 Environmental operating range 10 C to 45 C 0 to 95 RH NC Power requirements Mains 100 260V 18W standard or Power requirements regulated 12 2 5 VDC with lt 150 mVp p ripple and noise 15W IP65 rated Lockable GRP Cabinet Width 330mm x Depth 187mm x Height 483mm including solar shield armour 8 mounting brackets Conformity Certification Applied for THE ES VIRONMENT AGENCY MIMOTDHNG CLIT FIAT LORE 0 0014 4 34 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 8 Schematic Diagrams 8 1 Pneumatics 8 1 1 Sample Mode INLET 2 SHEATH 8 1 2 AEROQUAL LTD DU
42. roqual com or SMS 64 21 123 456 Once the alarms have been configured they are visible from the Options gt Alarm Information view Unit s Alarms Demo Unit PM10 PM10 has PM10 alarms PM10 alarms Alert 100 reset 80 goes to Default roster Conditional Alarms All alarms go to Default roster Simon Email simon bennett aeroqual com Logan Harvest Email logan clarke harvest com Status from 1 Jan to 31 Dec 11 3 3 Downloading Data Download Data Custom CSV Download Data Month Day The data can be downloaded as a CSV file and opened in Excel from the Orbitdata website Duration Day Week Month C Quarter C Year Select the Start Date Duration and any other customised NC rx p options required then click Download Data e Click on Options gt Data Options gt Download Data Split Date Time Open the file as an Excel Spread Sheet The data will be omen Logs All displayed as seen below monthly Daily Hourly Summary will only show for relevant columns Min Total RCU Columns ALL PM10 ug m ws m s E 4 1 Time dd PM10 WS m s WD Air Tempe Air RH 26 Pressure AN2 mA AQ Temp AQ 20 Battery V 0 3 1 1 105 15 9 61 8 1010 6 4 28 6 40 2 11 4 THHHHHHHI 1 3 297 15 8 62 7 1010 6
43. sing a browser on any internet enabled device 11 1 Specifications 36G6SWGPRS KORE Telematics RS232 Dimensions 49x81x31 mm Software Web based Internet Explorer 7 Chrome Safari Aims 2 text SMS email Data Warehouse RAID clustered storage multi site Data Format CSV XML FTP only 11 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 connect between a remote device with a serial port and a central computer The SPE is more than just a 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 To configure using the PC software Dust Sentry Operation Dialog e Select Setup gt Operations e Select Data Logging period to 5 minutes RR e Select Polling Data Uncheck Use GateTel modem Auto Data Report Polling Data Click Save and Close UNE Selected Sensor PM 10 Z Alarm trigger point Alarm reset point of trigger 96 a Alarm trigger point average periad im Active output on diagnostic Enable alarm relay output e Select Setup Configuration e Set Monitor ID to 1 e Click Save and Close Enable 4 20 mA module
44. t Version 4 Date released March 2013 Description User Guide for Dust Sentry This User Guide is a newly created document for the use of the Aeroqual Dust Sentry May 2011 March 2013 Improved accuracy and All readability Added information on Pg 10 11 and Orbit Data and Gatetel Pg 44 47 August 2013 Updated for DS 1 2 October 2013 Modem MRK D 0014 V4 Page 4 Aeroqual Dust Sentry User Guide March 2013 1 Description Aeroqual s Dust Sentry is a user friendly instrument designed to provide reliable real time indicative particulate measurement of PM10 PM2 5 PM1 using a well proven near forward light scattering nephelometer and high precision sharp cut cyclone The instrument includes an integrated internal data logger alarm relay outputs and a SD card as standard There are also numerous additional options available including wireless communications SMS and email notifications weather sensors and GPS The instrument is packaged in a robust lockable enclosure and is light enough for one person site installations The ease of installation as well as the extensive range of possible add ons enables the unit to be used in a wide range of applications Modem Antenna Optional PM Optical Engine Sample Filter Auxiliary Module Purge Filter Optional Pump Module Analogue Output Module Optional Sample Filter Optional Power to Sensor Relay Modem Optional Alarm Relay Control Module RS2
45. tering behaviour of dust particles will vary from site to site This adjustment is sometimes known as a K factor Aeroqual recommends a site calibration be performed at the time of initial installation and then every 12 months Calibration is performed by co locating the Dust Sentry with a Reference Particulate Matter measurement system and adjusting the Gain of the particle monitor so the average reading matches that of the Reference Instrument A list of Reference instruments can be found at http www epa gov ttnamti1 files ambient criteria reference equivalent methods list pdf Install the Dust Sentry beside the Reference instrument Make sure both instruments are setup correctly Two procedures are given below depending on whether the reference instrument is a gravimetric or continuous instrument Procedure overview for Gravimetric Reference Instrument 1 Weigh a reference filter and install into the Reference instrument 2 Leave the Dust Sentry and Reference instrument running for at least 24 hours until a weighable quantity of particulate matter sample has been collected 3 Check the sample flows of both instruments to ensure they are within specification 4 Remove the Reference filter and re weigh 5 Download the Dust Sentry PM data for the calibration period Calculations 1 Reference Filter Weight of PM ug PM Ref filter weight at finish filter weight at start 2 Volume of air sampled by reference sampler m3
46. the modem is being used please select Use GateTel modem Once this has been checked the option to enable email and SMS message alerts will appear Refer to section 3 3 for information on connecting and using the modem features 10 Start data logging to confirm sensor communication and operation is correct a Click Data gt Table gt Real Time to launch real time data table b Click File gt Start Data logging Data will start being displayed in Real Time Table 3 2 System Checks The following are a list of checks that should be performed to ensure the communications are working correctly and the data is being logged properly If there is an issue with one of these checks please refer to Section 4 or contact Aeroqual for technical support 1 With the Dust Sentry on open the door and observe the display on the controller This should be scrolling with sensor readings 2 Connect a USB cable to the port on the Dust Sentry enclosure and connect to a PC running the Dust Sentry PC software Confirm that you can communicate correctly with the instrument 3 Verify the Dust Sentry is data logging correctly to the SD card by clicking File gt Download Files on the PC software A daily log DLYYMMDD AQL containing the DUST SENTRY sensor data is created each day Also system events such as power on configuration updates calibration events and system faults are logged to an EVENTLOG AQL file 4 Confirm that the Real Time Clock s
47. ti clockwise until 0 3 LPM is reached Note 3 It may 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 MRK D 0014 V4 Page 27 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 4 2 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 correctly to maintain the accuracy of the measurement In order to check the flow a volumetric flow meter needs to be connected between the purge flow adjuster and particle engine as seen in the diagram Note 1 The flow should be approximately 0 2 LPM 4 2 4 Leak Check If the correct sample purge or sheath flow cannot be achieved there may be a leak in the pump module or 80180 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 e Connect the pressure end of a flow meter to the exhaust port of the module there is no leak the flow should drop to zero Sample connection remove to check module Purge connection remove to check whole flow system FIBER SPAN SFr If the flow does not drop to zero it suggests there is a leak somewhere in the system
48. tic View 6 Configure the Dust Sentry instrument a Select Setup gt Communication Port b Select Serial Port RS232 and the relevant Com port Press OK when complete Note 2 The settings should be as seen below Note 3 To connect via the modem select TCP IP Socket and enter the network IP address and port number If the PC is behind a proxy server this information needs to be added as well MRK D 0014 V4 Page 16 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 7 Check configuration Select Setup gt Configuration e Check the correct sensors in the Dust Sentry have been configured These should match the sensors on the invoice and the sensors list in the instrument logbook e Click Save and Close amp Dust Sentry Configuration Dialog Monitor Current ID Monitor ID Sensor Numbers Sensor List Used Sensor List PM2 5 PM10 8 Set Dust Sentry Real Time Clock a Click on Tools gt Update Real Time Clock this will synchronise the Dust Sentry clock with the computer date time 9 Configure the operations a Select Setup gt Operations amp Dust Sentry Operation Dialog Monitor ID b Enter Data Logging Period Data Logging Data Logging Period hh mm c Ifthe alarm relay is being used please check Aul Data Report Enable Alarm Relay Output Poling Data d Select the output sensor and set the Alarm Sere trig
49. umetric 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 MRK D 0014 V4 Page 26 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL e 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 anticlockwise until the flow is 2 0 LPM 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 4 2 2 Zero Air Check Purge Cycle The purge cycle is designed to pump air backwards through the optical engine as a cleaning mechanism It also acts as a zero air check and adjusts the zero automatically This will occur every 12 hours 720 minutes automatically To manually check the purge flow is operating correctly e Select Calibration gt Zero Calibration Use a volumetric flow meter to record the flow using the same steps as measuring the sample flow Note 1 The adaptor tubing needs to be connected to the BOTTOM of the volumetric flow meter positive flow Note 2 The flow rate should be gt 0 3 LPM If the flow is less than 0 3 LPM then open the Purge Adjuster by turning the adjustment an
50. will need to use a DC DC convertor in order to supply a regulated 12 VDC for the Dust Sentry refer to the application notes on the website 1 5 Auxiliary Module Optional The auxiliary module acts as an interface between third party sensors and the Dust Sentry communication bus 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 Firmware AUX MODULE 901 Use for Analogue inputs Vaisala WXT520 weather Gill Windsonic wind Cirrus MK 427 noise Default standard Auxiliary module with AN1 AN2 Freq Vaisala WXT520 with RS232 communication AN1 AN2 Freq OFF ON OFF OFF Vaisala WXT520 with RS232 communication Cirrus MK427 Noise OFF OFF ON OFF Wind Sonic with RS232 communication Cirrus MK427 Noise ON ON OFF OFF Wind Sonic with RS232 communication AN1 AN2 Freq ON OFF ON Cirrus MK427 Noise module only MRK D 0014 V4 Page 8 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL Firmware AUX_MODULE_ 02 Use for Analogue inputs Met One MSO weather Met One 034b wind Cirrus MK 427 noise Lux ON OFF ON OFF 0 OFF ON ON OFF Met One MSO with RS232 communication Cirrus MK427 Noise ON ON ON OFF Met One MSO
51. with screws 3 Hang the Dust Sentry on the top mounting bracket 4 Place U bolt through lower mounting bracket Note Only one U bolt is used to secure the bottom bracket 5 Add nuts and washers and tighten the bottom U bolt into position 10 2 Inlet height f PM monitoring is related to human exposure the sampling inlet height should be positioned in the breathing zone This is located between 2 and 15 meters above ground level f PM monitoring is related to specific emission sources the position of the sampling inlet can be more flexible It is more important that there is no obstruction between the approaching air from the emission source and the sampling inlet e If more than one Dust Sentry or any other particulate instrument is being used at the site the height of the inlets should be uniform e lf the Dust Sentry inlet is the highest point at the site a lightning rod must be installed to prevent damage to the unit during electrical storms MRK D 0014 V4 Page 41 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL 10 3 Measurement Interference meteorological conditions of the site should be taken into consideration when positioning the Dust Sentry For example there should be no obstruction to the air flow in the predominant wind direction A minimum clear sky angle of 120 degrees is recommended The inlet should be at least 1 meter away from any objects that could potentially influenc
52. with RS232 communication AN1 AN2 Freq OFF OFF OFF ON Met One 034B analogue module Cirrus MK427 Noise BU Pi 12VDC Power Connectors Programming 1 Status LED RJ45 Connectors for RS485 bus Pin 12 Programming Dip switch 1 5 1 Wiring of Auxiliary Module PIN 1 GND 2 12V FUSED PIN 3 RESERVED PIN 4 RESERVED PIN 5 RX PIN6 TX PIN 7 0 5V IN PIN 8 4 20mA IN PIN 9 FREQ IN PIN 10 AGND PIN 11 METONE 034B PWR PIN 12 TIMED RELAY MRK D 0014 V4 9 Aeroqual Dust Sentry User Guide March 2013 qeroQUAL Example of wiring Pin 1 GND al Pin 2 12V for Vaisala operating data amp Pin 5 Pin 6 T operating amp heating heating Pin 1 GND Met One MSO SIGNAL Pin 2 12V Pin 5 Pin 6 T COMMON SHIELD Met Met One 0348 034B Pin 1 GND Pin 12 Pin 12 VCC Pin7 WD WD Pin 9 Pn9WS Pin 1 GND Pin 2 N N ELO 12 Cirrus MK 427 ACTUATOR GND Pin 8 LOOP OUT ACTUATOR IN A programming port is also exposed through the side of the module to allow custom programs to be loaded into the module Note Aeroqual can supply a standard programming tool for distributors to reprogram the auxiliary module to the specified requirements 1 6 Analogue Output Module Optional The Dust Sentry has the option to integrate an ADAM 4021 Analogue Output Module into the system to allow for the digital inputs of

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