UV-H Manual - Ozone Solutions
Contents
1. Configuration Dialog Monitor Current ID 1 Monitor New ID 1 Average Time minutes 15 Y Logging Rate minutes 1m Display Gas Conc Units Ze ppm Working Made C Alarm Above Set Paint ppm Ze Alarm Below 1 05 Control 5 band Configuration dialog EJ Aeroqual UY Photometer P File Setup Data Tools Calibration Diagnostics Window Help A EOS WHDI Messages Real Time Table Real Time Table view window UV H Version 1 0 May 2011 12 EJ Aeroqual UY Photometer 1 0 Eile Setup Data Ho DE e wam Tools Calibration Diagnostics Window Help QerOQUAL View Range Messages tedReal Time Table T GL ogged Data Table View Jolx p From To fir May 2011 Jos o0 al fir May 2011 14 00 ap Cel ppm S Table Amm Ge rme osppm Ave 03 ppm Logged Data Table view window EJ Aeroqual UY Photometer V1 0 Eile Setup Data Tools Calibration Diagnostics Window Help Rz OOM wan El Sensor Diagnostic View Table Mentor Date Time osem sem se Hester tame TCO UV H Version 1 0 May 2011 Sensor setting and Diagnostics view window 13 QerOQUAL Gain Calibration dialog UV H Version 1 0 May 2011 14 QerOQUAL Appendix B Specifications Enclosure Note the layout of the back panel can vary slightly depending on the2. 08 11 12 23 45 Lamp failure on 12 Nov 2008 at 23 45 Power on 2008 11 12 10 12 Power turned on at 10 12 am on 12 November 2008 Config at 2008 11 12 13 12 D 1 Ave Time 15 Log Rate 1 Status Setpoint 1 50 0x01 Configuration saved at 1 12 pm on 12 November 2008 Messages This is located on the PC software tool bar If the UV H is connected to the computer then event messages will be written to the Messages window in real time Diagnostics This is located in the PC software If the UV H is connected to the computer then the sensor module can be interrogated to determine if there is a problem not picked up by normal fault detection as well as fine tune the sensor performance Only qualified personnel should use this menu as incorrect use may result in sensor malfunction Please consult Aeroqual Technical Support to understand how to use this feature UV H Version 1 0 May 2011 QEIOQUAL 5 0 Calibration The UV H can be calibrated by applying a certified concentration of ozone gas to the UV H inlet Span adjustments on the UV H are performed by adjusting GAIN value via the PC software under the Calibration menu Always use PTFE or fluorcarbon tubing for all sample lines Always allow the instrument to warm up for at least 2 hours before calibration 5 1 Zero calibration The UV H can be re zeroed via the PC software using a zero air source 1 Connect a PC to the UV H and run the UV H photometer soft
3. NECTING 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 UV H Photometer in or near volatile fuel or chemicals HEALTH AND SAFETY IN THE WORKPLACE Aeroqual UV H Photometers and Sensor Heads are used to monitor ambient gas concentrations Aeroqual does not guarantee user safety In hazardous environments an appropriate Health and Safety plan should be in place WARNING Do not switch the UV H Photometer on before reading the User Guide Technical Support Technical information service and spare parts are available through your distributor In addition world wide technical support is available from Aeroqual Ltd Please contact 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 UV H Version 1 0 May 2011 4 QerOQUAL 1 0 UV H Photometer and System Components 1 1 UV H The Aeroqual UV H Ozone Photometer is a non dispersive ultraviolet UV photometer which alternatiely switches a selective MnO ozone scrubber in and out of the measuring stream and computes the ratio of transmitted light to give a reliable measure of ozone concentration A mercury vapor lamp with a line at 254 nm is used as the light source A solar blind photodiode is used as the detector The relationship between trans
4. QeroQual UV H UV Ozone Photometer User Guide 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 UV H Version 1 0 May 2011 QEIOQUAL Table of Contents E ee N EA EE 2 EES sno CT N OO 3 NEE OE AE EO OE OE dey ee Oe 3 FOR OP OU EED EE ee et kyn enen 4 Technical Support E 4 1 0 UV H Photometer and System Components esses 5 IV E 5 1 2 System Components sen 5 2 0 Bee TE 5 3 0 Operating Instructions au 6 3 1 Gelling Stated E 6 3 2 Operating the UV H Photometer une sen 6 B 0 enter 6 Front Panel Push Buttons ee a eegene 6 SD GN OO ee ee ea 7 Optional Relay Board E 7 Connecting a computer nee 7 Maintenance nennen 7 4 0 Troubleshooting ee EC 8 4 1 Troubleshooting Guide ese seer anan eege Sege iota degen 8 GER e er 9 ee E 10 5 1 Zero calibration ses ee 10 5 2 Span calibration E 10 Span calibration procedure s essen enne 10 Appendix A UV Photometer V1 0 Software Instructions 11 BESENPIION isa EE EE ERG 11 el E EE 11 capo RE ee 11 Appendix B else es ies EE RE EE 15 eei sisa ED OO OE OE OE OK 15 SeSe es op REP ER EE EE EE N 17 UV H Version 1 0 May 2011 2 QEIOQUAL Foreword Copyright Aeroqual Limited All rights reserved Reproduction transfer distribution or storage of part or all of the c
5. UV H gas reading Note the GAIN change is logged in the EVENTLOG file on the SD card UV H Version 1 0 May 2011 10 QerOQUAL Appendix A UV Photometer V1 0 Software Instructions Description The UV H Software is designed to be a simple interface for communicating with the UV H photometer via a PC It can be used to configure the UV H 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 spreadsheet for manipulation The software also incorporates a GSM modem connection which can be used to connect to a UV H unit remotely 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 UV H CD into drive and extract the fAeroqual UV Photometer v1 0 zip 2 Launch software gt Click Setup COM Port gt Select correct COM port settings Port 38400 8 1 N N gt Click OK Passwords The factory set passwords for the UV H are System password password Diagnostic password george EJ Aeroqual UN Photometer 1 0 File Setup Data Tools Calibration Diagnostics Window Help Bo ON wri messages Software main window UV H Version 1 0 May 2011 11 QEIOQUAL EJ
6. ained within this printed limited warranty To the fullest extent allowable by law all warranties implied by law including without limitation the implied warranties of merchantability and fitness for a particular purpose are expressly excluded and in no event shall Aeroqual be liable for incidental or consequential damages of any nature whatsoever however they arise from the purchase or use of the product and including but not limited to lost profits or business loss 10 Some countries restrict or do not allow the exclusion or limitation of incidental or consequential damage or limitation of the duration of implied warranties so the preceding limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which may vary from country to country UV H Version 1 0 May 2011 3 QerOQUAL Thank you for purchasing this Aeroqual product To get maximum use of the features of your new product we recommend that you follow a few simple steps e Read the guidelines for safe and efficient use e Read all the terms and conditions of your Aeroqual Warranty For Your Safety Read these simple guidelines Ignoring these guidelines may be hazardous USE SENSIBLY Use 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 CON
7. as scrubber media are excluded from this warranty This warranty is expressly limited to the original owner who purchases the equipment directly from Aeroqual or from an authorized Aeroqual dealer Should your Aeroqual product need warranty service you should return it to the dealer from whom it was purchased or contact Aeroqual What we will do If during the warranty period this product fails to operate under normal use and service due to improper materials or workmanship Aeroqual subsidiaries authorized distributors or authorized service partners will at their option either repair or replace the product in accordance with the terms and conditions stipulated herein Conditions 1 The warranty is valid only if the original receipt issued to the original purchaser by the dealer specifying the date of purchase is presented with the product to be repaired or replaced Aeroqual reserves the right to refuse warranty service if this information has been removed or changed after the original purchase of the product from the dealer 2 f Aeroqual repairs or replaces the product the repaired or replaced product shall be warranted for the remaining time of the original warranty period or for ninety 90 days from the date of repair whichever is longer Repair or replacement may be via functionally equivalent reconditioned units Replaced faulty parts or components will become the property of Aeroqual 3 This warranty does not cover any failure o
8. f the product 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 amp 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 cover product failures due to repairs modifications or improper service performed by a non Aeroqual authorized service workshop or opening of the product by non Aeroqual authorized persons 5 The warranty does not cover product failures which have been caused by use of non Aeroqual original accessories 6 This warranty becomes void if a non Aeroqual approved power supply is used 7 Tampering with any part of the product will void the warranty 8 Damage to the sensors can occur through exposure to certain sensor poisons such as silicones tetraethyl lead paints and adhesives Use of Aeroqual sensors in these environments containing these materials may at the discretion of Aeroqual void the warranty on the sensor head Exposure to gas concentrations outside of the design range of a specific Aeroqual sensor head can adversely affect the calibration of that sensor head and will also void this warranty as it applies to the replacement of sensor heads 9 Aeroqual makes no other express warranties whether written or oral other than cont
9. mitted light and ozone concentration is defined by the well known Beers Lambert Law The optical bench is maintained at a temperature of 55 C to avoid condensation Data is logged to a removable Secure Digital SD card or logged directly to a PC using the supplied software Optional analog and relay control outputs are available for control applications 1 2 System Components UV H Ozone Photometer 24VDC Regulated Power Supply Computer CD containing software for data logging and configuring the UV H Data Card 2GB Serial Cable 2 0 Description Front View SD data card RS 232 serial port Display Power on off Adjustment button Selection button Rear View Sample inlet amp exhaust Relay amp Analog Output connector optional 24VDC Input UV H Version 1 0 May 2011 5 QerOQUAL 3 0 Operating Instructions 3 1 Getting Started 1 Unpack unit 2 Install SD card into slot on front panel 3 Plug 24VDC power supply pack into rear socket on UV H and connect to mains power 4 Connect inlet and exhaust tubing 1 4 AOD SAFETY vent the exhaust safely to avoid personal exposure to elevated ozone levels 5 Turn on the power switch on front panel The instrument will showing fwarming up for 2 minutes and then start reading Note The UV H Photometer should be allowed to run for 60 minutes to acheive ultimate accuracy 3 2 Operating the UV H Photometer Display When first powering on the Photome
10. ode power supply 24 VDC Input 90 260V AC 47 63Hz PC data logging software RS232 to USB convertor R53 Spare inlet filters 25 pack R12 10m x 6 25 mm OD PFA tubing R66 Relay and analog output board with 0 5V 12 bit 0 200ppm and setpoint controlled 30V DC 2A relay 17
11. ontents of this document in any form without the prior written permission of Aeroqual Limited is prohibited fAeroqual and fAeroqual Limited Making the Invisible Visible are registered trademarks of Aeroqual Limited Other product and company 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 201 1 All rights reserved Warranty Aeroqual warrants this product to be free from defects in materials and workmanship for a period of 1 one year from the date of shipment from the factory Consumable items such as pumps filters and g
12. product configuration External View 20 20 237 Handles 360 PA Side tilted 133 15 Side Description Cast aluminum and pressed steel powder coated enclosure Dimensions The padded feet add 15mm to the depth and together with the two carry handles give the product an overall size of 422 mm W x 148 mm H x 422 mm D UV H Version 1 0 May 2011 15 QerOQUAL Front View SD data card RS 232 serial port Display Power on off Adjustment button Selection Button Rear View Gas Inlet amp Exhaust Optional relay amp analogue a output connector 24VDC Input _ UV H Version 1 0 May 2011 16 Specifications Calibrated Range Precision Resolution T90 Sampling method Sample flow rate Inlet filter Pneumatic connections Wetted Materials Environmental operating conditions Temperature RH Display Digital interface ID Data logging Enclosure Power supply Software Options UV H Version 1 0 May 2011 QerOQUAL 0 200 ppm or 0 400 mg m3 Ozone lt 5 of reading above 0 2 ppm 0 01 ppm below 0 2 ppm 0 01 ppm lt 60s Brushless DC diaphragm pump 0 4 0 05 LPM 5 um pore size 37 mm PTFE filter Kynar 4 compression fittings Kynar Teflon PFA quartz aluminium viton 0 40 C 0 9596 RH non condensating 4 line digital display RS232 1 default user configurable from 1 to 99 2 Gb SD card Metal Instrument Case 378 x 236 x 132 mm Switch m
13. ter the display will show Warming up for 2 minutes After warm up the displays shows instant O3 ppm average O3 ppm date time Front Panel Push Buttons There are two buttons on the front panel fselectiond and fadjustmentd Pushing the fselectiond button for 2 seconds enters configuration mode Repeat pushes enable the user to scroll through a list of parameters whose values can be changed The fadjustment button enables the value to be selected for each parameters Holding down the adjustment button will scroll through the values Parameter Values ID 1 to 99 display units ppm or mg m3 logging rate 1 to 60 minutes averaging time 5 10 15 or 60 minutes relay output mode alarm above NO closed NC open above setpoint only functional with optional relay output board alarm below NO closed NC open below setpoint control mode 5 band relay setpoint 0 00 to 200 00 ppm only functional with optional relay output board exit UV H Version 1 0 May 2011 6 QEIOQUAL SD Card log The information logged on the SD card is Date Time O3 ppm Ave O3 ppm The data files are stored as a daily file in a tab delimited file with the filename YYYYMMDD agl Note the ozone SD card data is always logged in ppm even if the display units are mg m3 There is also an EVENTLOG adl file on the SD card which logs a variety of events for diagnostic analysis Optional Relay Board If the op
14. tional relay board has been fitted the user can use the UV H for control or alarm purposes and also obtain a 0 5V 0 200 ppm analogue output These outputs are available on conector located at the rear of the UV H Photometer Please note the specifications for these outputs are given in Appendix B Connecting a computer The connection of a computer to the UV H via the RS232 serial data port the installation of the software and its use are described in Appendix A Maintenance The UV H is designed to operate without maintenance for extended periods The following table outlines a periodic maintenance schedule for the UV H This schedule is based on experience under normal operating conditions and may need to be modified to suit specific operating conditions Interval Item Procedure 3 months Inlet filter check replace 6 months pump flow check 12 months span calibration perform against a calibrated ozone source 12 months zero scrubber replace filters 12 18 months check lamp check lamp output in diagnostics screen and replace if below 1 V output UV H Version 1 0 May 2011 7 4 0 Troubleshooting 4 1 Troubleshooting Guide QEIOQUAL Symptom Possible Cause Fault isolation Solution Gas sensor readings incorrect Insufficient warm up Incorrect zero calibration Incorrect span calibration Sensor module leaking Sensor pump failed Inlet filter dirty Allow the UV H Photometer to fully
15. ware 2 Connect a source of zero air to the UV H through the sample port using 1 4 inch Teflon tubing Use a T fitting to ensure the UV H is sampling the gas flow at atmospheric pressure The zero air should be at least 1 0 LPM check there is excess flow at the exhaust of the T fitting 3 Allow the UV H to sample until stable readings are obtained about 10 minutes 4 Start zero calibration by clicking Calibration Zero calibrationd 5 2 Span calibration The UV H can be manually span calibrated by modifying the gain factor for the sensor Introduce a known concentration of ozone gas into the UV H Photometer and adjust the gain factor to set the correct concentration reading Note a sensor zero point calibration should always be performed before undertaking a span calibration Span calibration procedure _ Perform zero calibration 2 Connect a calibrated source of ozone gas to the UV H through the inlet port Use a T fitting to ensure the UV H is sampling 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 Allow the UV H to sample the gas until a stable reading is obtained about 10 minutes Adjust the UV H sensor gain factor to set the correct concentration reading Calibration gt Calibrate Gain gt enter password fpassword gt select gas gt enter new gain factor Po new Gain factor old Gain factor x Span gas concentration
16. warm up after power down This may require 60 minutes or more Repeat zero calibration with clean air Perform span check Check for leaks Measure flow If pump has failed replace Replace Gas Sensor readings noisy or Leaks unstable Leaks dilute the sample stream and can cause low span readings and incorrect zero readings Perform a leak test Inlet filter dirty Replace Lamp faulty Replace Pump faulty Check flow Replace No communication over RS232 RS232 cable disconnected Reconnect cable PC Data logging stopped UV H power blackout interrupted Close and restart UV H software data logging USB to serial hub not working Check USB connectors Check the Moxa serial hub is present on the device hardware menu in the PC If not reload driver software and re install No data on SD card Card not correctly installed in slot Data card module fault Data logging interval set too large Turn off UV H and install card in slot correctly Set logging interval in configuration to a lower interval Send control module to factory for replacement module UV H Version 1 0 May 2011 4 2 Diagnostics QEIOQUAL The UV H has a number of sources for diagnostic information if a problem arises These are described below Event log located on the SD data card A large number of UV H Photometer events are logged on the event log file which is Event Code Examples Meaning 03 S F 20
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