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TECHNICAL MANUAL 

 

UV FLUORESCENT 

SULFUR DIOXIDE ANALYZER 

AF22e 

 

- MARCH 2017 -

 

 
 
 
 
 
 
 
 
 

 

 
 

111 bd Robespierre, 78300 POISSY – TEL. 33(0)-1.39.22.38.00 – FAX 33(0)-1.39 65.38.08 

http://www.environnement-sa.com

 

 

GENERAL

 

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PRINCIPLE OF 

OPER

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OPERATING 

IN

STRU

CTION

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PREVENTIVE 

MA

IN

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ANC

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CO

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CTIV

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MA

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Summary of Contents for AF22e

Page 1: ...NALYZER AF22e MARCH 2017 111 bd Robespierre 78300 POISSY TEL 33 0 1 39 22 38 00 FAX 33 0 1 39 65 38 08 http www environnement sa com GENERAL CHARACTERISTICS PRINCIPLE OF OPERATION OPERATING INSTRUCTIO...

Page 2: ...ation prohibited APRIL 2016 0 2 WARNING The information in this documentation is subject to change without notice Environnement S A all rights reserved This document does not represent a commitment un...

Page 3: ...rs made by a third party without the written agreement of the seller The buyer is required to check the equipment as soon as possible upon receipt and acceptance and no later than eight days following...

Page 4: ...REMENT PRINCIPLE 2 6 2 3 GENERAL PRINCIPLE DIAGRAMS 2 7 2 4 SAMPLING AND ANALYSIS 2 9 2 5 SIMPLIFIED CALCULATION DESCRIPTION 2 11 2 6 PROGRAMMING THE RESPONSE TIME 2 12 2 7 ELECTRONIC ARCHITECTURE 2 1...

Page 5: ...mentS A APRIL 2016 0 5 CHAPTER 4 PREVENTIVE MAINTENANCE 4 1 SAFETY INSTRUCTIONS 4 3 4 2 MAINTENANCE CALENDAR 4 4 4 3 MAINTENANCE OPERATION SHEETS 4 4 4 4 KITS AND SPARE PARTS SET FOR AF22e MAINTENANCE...

Page 6: ...s 3 3 Figure 3 2 Installation of the sample gas inlet 3 4 Figure 3 3 Example of a pressurized gas connection 3 39 Figure 3 4 Typical calibration device diagram 3 44 Figure 4 1 Sample inlet dust filter...

Page 7: ...3 Controller board configuration 5 12 Table 5 4 Power supply board 5 13 Table 5 5 Measurement board test points LEDs description and connections 5 14 Table 5 6 Photodiode board configuration 5 16 Tabl...

Page 8: ...2016 3 16 06 2016 3 17 06 2016 3 18 06 2016 3 19 04 2016 3 20 04 2016 3 21 04 2016 3 22 04 2016 3 23 04 2016 3 24 04 2016 3 25 04 2016 3 26 04 2016 3 27 04 2016 3 28 04 2016 3 29 04 2016 3 30 04 2016...

Page 9: ...CHARACTERISTICS 1 9 1 2 1 TECHNICAL CHARACTERISTICS 1 9 1 2 2 STORAGE CHARACTERISTICS 1 10 1 2 3 INSTALLATION CHARACTERISTICS 1 10 1 2 3 1 Links between units 1 10 1 2 3 2 Dimensions and weight 1 10...

Page 10: ...EnvironnementS A AF22e Duplication prohibited APRIL 2016 1 2 1 GENERAL CHARACTERISTICS Figure 1 1 Environnement S A AF22e with screen Figure 1 2 Environnement S A AF22e without screen...

Page 11: ...al diameter connected to the analyzer rear panel The sample is aspirated by an internal pump The measurement is displayed on a color display equipped with a touch screen located on the front panel Thi...

Page 12: ...ssure Gas inlets outlets for analyzers with permeation bench option right hand side The inlet for the sample to be analyzed 1 is composed of 4 mm I D and 6 mm O D Teflon tube fittings attached to the...

Page 13: ...o air generator 5 three contact socket for main power supply 6 general fuse 7 Ethernet output 8 two USB ports 9 fan 10 duplicate the zero and span solenoid valves for optional solenoid valve of extern...

Page 14: ...assing through the dust filter 1 the sample to be analyzed passes through an hydrocarbon removing permeation tube called the carbon kicker The external carbon kicker tube is ventilated with under vacu...

Page 15: ...e inlet dust filter 2 measurement module 3 pump 4 ARM20 board 5 Interconnection board 6 24 VDC power supply unit 7 measurement board 8 pressure sensor boards 9 UV lamp supply board 11 UV lamp 12 shutt...

Page 16: ...ssure and correct operation tests Measurement values in ppb or g m3 integrated conversion coefficient Memory storage of average measurements in programmable periods 1 1 3 2 Option The following analyz...

Page 17: ...gnals option 4 analog outputs 0 1 V 0 10 V 0 20 mA 4 20 mA Power supply 100 250Vac 50 60Hz ground Consumption 280 VA when starting up the unit 110 VA in normal operation Working temperature 10 C to 35...

Page 18: ...nalyzer comes in a standard 19 inch three unit high rack Length 606 mm Width 483 mm Height 133 mm Weight 9 kg 1 3 4 3 Handling and storage The AF22e analyzer must be handled with care to avoid damage...

Page 19: ...Duplication prohibited AF22e EnvironnementS A APRIL 2016 1 11 483 14 38 36 545 50 57 133 125 430 7 Figure 1 7 AF22e dimensions in mm...

Page 20: ...EnvironnementS A AF22e Duplication prohibited APRIL 2016 1 12 Page intentionally left blank...

Page 21: ...LIFIED CALCULATION DESCRIPTION 2 11 2 6 PROGRAMMING THE RESPONSE TIME 2 12 2 7 ELECTRONIC ARCHITECTURE 2 13 2 8 NETWORK LINK AND USB PORTS 2 14 Figure 2 1 Diagram showing molecule energy levels 2 5 Fi...

Page 22: ...EnvironnementS A AF22e Duplication prohibited APRIL 2016 2 2 Page intentionally left blank...

Page 23: ...valence electrons Likewise transition from an electronical level to another by one photon absorption always involves vibrational and rotational transitions of lower energy levels The mathematical for...

Page 24: ...d through a filter centered on 350 nm by extinction where M represents another gaseous molecule Then the molecule scatters its energy mechanically and does not fluoresce This phenomenon is known as qu...

Page 25: ...Duplication prohibited AF22e EnvironnementS A APRIL 2016 2 5 Figure 2 1 Diagram showing molecule energy levels...

Page 26: ...be analyzed Likewise the probability for an excited molecule to fluoresce is given by Kf Kf Kq Kd The fluorescence intensity if received by the PM is then expressed in the following form f a Kf i Gi K...

Page 27: ...re 2 2 and Figure 2 3 Sample inlet Solenoid valve block Zero air filter Pump Restrictor Restrictor Zero air filter Photodiode Gas pressure Down stream pressure Hydrocarbon scrubber Internal flow Exter...

Page 28: ...o air filter Pump Restrictor Restrictor Restrictor Zero air filter Photodiode Gas pressure Down stream pressure Hydrocarbon scrubber Internal flow External flow Photomultiplier tube Source UV Zero air...

Page 29: ...omatic molecule device This device consists of two concentric tubes The internal tube is made of silicone The sample containing HC aromatic molecules flows through the internal tube The HC aromatic mo...

Page 30: ...to compensate any variation of UV energy Molecules restore a specific fluorescence in the ultraviolet The fluorescence is optically filtered between 300 and 400 nm to eliminate some interfering gases...

Page 31: ...l is recorded when shutter is open Ratio calculation Equation 1 PM sig PM signal recorded on the ambient air and UV sig UV photodiode signal recorded on ambient air acquisition Ratio calculation Equat...

Page 32: ...een The minimum response time may also be modified in this menu The response time function changes the a0 a3 and b0 b3 coefficients according to the required response time used by the digital filter T...

Page 33: ...gical operation and outward communication The measurement board performs measurement acquisition and operation parameter acquisitions All metrological parameters are sent to the ARM20 board through a...

Page 34: ...COLOR SCREEN TOUCHSCREEN i2C Bus Ethernet output IP protocole UDP USB port USB CONTROLLER BOARD HUB USB USB Communication Various controls 24 V 12 V 5 V and 3 3 V supplies POWER SUPPLY BOARD 24 V 12 V...

Page 35: ...status modification button 3 12 3 3 BROWSING ERGONOMY 3 13 3 4 ANALYZER FUNCTION DESCRIPTION 3 18 3 4 1 STANDARD FUNCTIONS 3 18 3 4 1 1 Analyzer controls 3 18 3 4 1 2 Measurement channel display 3 20...

Page 36: ...es 3 40 3 5 2 ZERO AND SPAN POINT CHECK 3 41 3 5 2 1 Equipment Required 3 41 3 5 2 2 Procedure 3 41 3 5 2 3 Use of automatic cycles 3 41 3 5 3 TWO POINT CALIBRATION 3 43 3 5 3 1 Equipment required 3 4...

Page 37: ...e the dust filter and then connect the 4 mm I D and 6 mm O D air sampling tube to the sample inlet 1 Connect the Ethernet output 7 If necessary connect accessories via USB ports 8 Connect the main pow...

Page 38: ...nnementS A AF22e Duplication prohibited APRIL 2016 3 4 Figure 3 2 Installation of the sample gas inlet NOTE Recommended height for sampling tap 2 50 m Maximum recommended length of Teflon sampling pip...

Page 39: ...ational limits The warm up progress icon will disappear and the following homepage is displayed This screen is the analyzer standard function homepage It contains additional pages that are displayed b...

Page 40: ...rting buttons of the analyzer cycles starts calibration cycle starts zero reference cycle Displays the contextual help Displays analyzer information panel Gives access to the advanced analyzer functio...

Page 41: ...or the User appear in white with a blue background in zone 2 The function access to the functions depends of the password s level that was entered Each accessible function is activated by contact it t...

Page 42: ...Then the user touches clicks on the buttons or on a parametric screen part in order to display a pop up that describes the use of the selected function or button The pop up is closed by clicking on I...

Page 43: ...lay the corresponding page 2 Measurement or configuration area It displays the measurement parameters gas value units or the configurable parameters associated with the selected menu 3 Manual control...

Page 44: ...r to close the pop up 3 2 1 3 Virtual keyboard input The virtual input screen is used to modify the control screen parameters displayed from the front panel touchscreen This screen is displayed instan...

Page 45: ...h touchscreens clears digits during input used to move from an input field to another according to its indexation The alphanumeric keyboard 1 button for input validation 2 alphanumeric keyboard with t...

Page 46: ...dify and validate the field characters 3 2 2 2 Fields requiring parameter selection in a list Many cases are possible depending on the input type Touch the field to be modified The parameter or value...

Page 47: ...direct i e the first browsing level access to the standard functionalities of the analyzer Activating the buttons of top screen to allows to drag display sideways to view the Real time graph of the i...

Page 48: ...et Manual selection of zero inlet Manual selection of span inlet Display of analyzer status Indication of analyzer model and time Display of analyzer cycle launching buttons Manual start of calibratio...

Page 49: ...tion is active on the analyzer the number of connected clients Icon and button definition specific to the information panel Means that the analyzer is equipped with a WIFI key for remote connection fr...

Page 50: ...nced functions is the following The analyzer advanced functions are the followings Restore factory settings It is recommended to backup before executing this operation Passwords management General con...

Page 51: ...ristics free and total memory when it is connected to the analyzer Backup of configuration and software on USB when it is connected to the analyzer Restore software and configuration from USB when it...

Page 52: ...ed by a programmed offset is displayed on the screen This operation allows checking the stability and the span drift to determine the necessity of launching an auto span cycle or programming its repet...

Page 53: ...automatic zero correction cycle to adjust the zero drift The user activates and visualizes cycle progression in the scroll bar At any time it is possible to abort the current cycle by touching or stop...

Page 54: ...ment channel section of the General configuration screen shown below see outlined frame with arrow Touch button definitions specific to this section Deletes the selected measurement channel Moves upwa...

Page 55: ...ist This allows not to select the same channel twice Then activates to validate this selection and close the pop up Do the same for the other channel groups it is possible to select the whole availabl...

Page 56: ...op see the outlined frame with arrow The user clicks on touches these buttons to display pages successively 3 4 1 3 Measurement channel curve display The user views the measurement channel graphs by t...

Page 57: ...splay the corresponding curves The Y axis scale setting is automatic and adjusted in real time for current display optimization Maximum six curves can be displayed simultaneously By touching clicking...

Page 58: ...Then he activates to validate the selected zone is zoomed in in the screen To exit zoom function the user clicks in the screen two times then he activates the action with This zoom function is availab...

Page 59: ...with arrow This screen displays the entire fluid circuit and the significant operating parameter values Screen legends are as follows 1 SO2 measurement 2 internal temperature of the analyzer 3 photodi...

Page 60: ...horize selective access user level advanced level expert level The whole advanced functions authorized to users with expert level password are described below 3 4 2 1 Password management The expert us...

Page 61: ...ifiable with the expert level password only DHCP field it is used to activate the automatic network configuration When ON it allows to connect the analyzer to a TCP IP network whose address is generat...

Page 62: ...bles or disables the alarm management MEASUREMENT CHANNEL section it is used to configure the measurement channel display 3 4 2 3 Automatic cycle configuration This screen is accessed by touching clic...

Page 63: ...rt hour to trigger cycles automatically If several cycles are in automatic mode they will be triggered in the following order Zero Ref Calibration Zero and Span AT STARTUP field allows to force a Zero...

Page 64: ...finition specific to this screen exports the displayed data to a TXT file opens the selection popup of dates and times period the user wants to view Icon meaning indicates an average stored with an al...

Page 65: ...ly connected clients Click on touch to close the pop up 3 4 2 8 Diagnostic functions This screen is accessed by touching clicking on It consists of four pages displayed by touching clicking on the whi...

Page 66: ...lyzer signal values The third page displays the control status the component list and status when detected on analyzer startup The ON OFF buttons are used to check that the corresponding elements are...

Page 67: ...e The user touches clicks on to access the diagnostic function fourth page The fourth diagnostic function page displays the alarm threshold exceedance values and shows the concerned faulty element in...

Page 68: ...l icon will remain displayed and the standby icon will not be displayed Under these conditions to verify if the measurement or standby status is active the user checks the button is red outlined or no...

Page 69: ...ef field displays the coefficient used for unit conversion for ex ppb g Nm3 This function is only applied if unit is g m3 mg m3 g m3 Offset and Span Coef fields these two values are used to calibrate...

Page 70: ...new carbon kicker filter autonomy day number The analyzer decrements each day from this value refer to synoptic display of the standard function screens A control is triggers when it lasts 120 day aut...

Page 71: ...for performing the airproof test of the analyzer fluid circuit The user must follow the instructions detailed in the white outlined frame When the user launches the airproof test the analyzer switches...

Page 72: ...ed to measure the analyzer drift in time without modifying the Span Coeff This check can be performed by using the internal zero air and the span gas Periodicity generally 24 hours in automatic cycle...

Page 73: ...refer to Figure 3 3 External solenoid valve control SPAN INLET Manifold Solenoid valve Needle gate Double pressure regulator Gas cylinder Vent ANALYZER Figure 3 3 Example of a pressurized gas connecti...

Page 74: ...range scale 2 point calibration SO2 cylinder 2 accuracy with a concentration of approximately 80 of the full scale of the measurement range used Dynamic generation of one scale point using a cylinder...

Page 75: ...e the key to select the span inlet port Wait for measurement to stabilize Result will be compared to the concentration generated by the device used taking account its accuracy as well as a possible pr...

Page 76: ...EnvironnementS A AF22e Duplication prohibited APRIL 2016 3 42...

Page 77: ...switches automatically to the programmed inlet port if the optional programmed inlet is set to ON Otherwise use the key to select span inlet or the key to select sample inlet before starting a calibra...

Page 78: ...t be the same as for zero measurement Flow controler Double pressure reducing valve Flow rate measurement Dilution air cylinder or zero air generator Mixing chamber Flow controler Flow rate measuremen...

Page 79: ...ration between 15 and 90 of the full scale of the measurement range used Carrier gas may be nitrogen if the system allows a higher dilution ratio than 600 1 3 5 4 3 Procedure Turn on the analyzer at l...

Page 80: ...e is SO2 concentration of generated gas at manifold outlet is SO2 concentration of certified cylinder is SO2 flow in NI min is dilution air flow in NI min To calculate read value in ppb to be taken in...

Page 81: ...RTS SET FOR AF22e MAINTENANCE 4 17 Figure 4 1 Sample inlet dust filter replacement 4 5 Figure 4 2 Internal zero filter replacement 4 8 Figure 4 3 KNF pump head dismantling 4 10 Figure 4 4 Diaphragm re...

Page 82: ...EnvironnementS A AF22e Duplication prohibited APRIL 2016 4 2 Page intentionally left blank...

Page 83: ...rer shall not be responsible for any adverse outcomes resulting from the following Use of the monitor by unqualified service personnel Use of the monitor under conditions other than those specified in...

Page 84: ...Sheet N Sample inlet dust filter replacement 2 to 4 weeks 4 3 1 Optical electric and fluid parameter check 1 month 4 3 2 Internal zero filter replacement 6 months 4 3 3 KNF pump maintenance 1 year 4...

Page 85: ...g 2 upwards Remove the worn filter 3 Place the new filter 4 on the filter holder without the separating blue sheet Make sure that the filter correctly covers the filter holder surface and that it is c...

Page 86: ...ATION SHEET 4 3 2 Scope Optical electric and fluid parameter check PAGE 1 2 Periodicity 1 month Flow rate check Connect a flow meter on the AF22e sample inlet Make sure the flow rate value indicated o...

Page 87: ...listed in the table below Signals Min values Typical values Max values UV ref 250 mV N A N A HV PM 1600 mV 2800 mV 4000 mV Internal T 5 C 30 C 50 C Measurement chamber T C 48 C 50 C 52 C Gas pressure...

Page 88: ...al zero filters 3 and replace with new ones Reconnect the hydrocarbon scrubber tube 1 and the solenoid valve tube 2 Plug in the power cable and power on the analyzer Click on the alarm icon displayed...

Page 89: ...n off the analyzer and unplug the power cable Unscrew the cover screw located on the analyzer rear panel Remove the protective cover Disconnect the pump from its electrical connection Unscrew the flui...

Page 90: ...turning a screwdriver blade in the slots 12 in order to access the eccentric 13 Unscrew the pump head screws 14 to remove the cover 8 and the cylinder head 9 from the pump body 10 in order to release...

Page 91: ...cause it is critical to install the same washer number at the same location during reassembly To change the diaphragm 15 put the washers 19 between the diaphragm and the cupel 18 back in place and ins...

Page 92: ...ement The valves are located in the cylinder head Replace the valves 22 and the O rings 23 taking care to correctly fit together the O rings in their housings 22 valves 23 O rings Figure 4 5 Valves an...

Page 93: ...ric cover 11 Reassemble the pump on its holder replace the screws and tighten the screws Reassemble the pump with its holder inside the analyzer replace the screws and tighten the screws Reconnect the...

Page 94: ...ard 3 connector 2 to disconnect the UV source assembly 1 Slightly pull up the measurement chamber UV source assembly to remove from the foam block 4 and loosen the two UV source holder screws 5 Then h...

Page 95: ...ction tube 12 Replace UV lamp 11 with a new one Insert the new UV lamp inside its protection tube 12 and take care to center the UV lamp window MAX OUTPUT side 13 with the protection tube window 14 Re...

Page 96: ...Diagnostic functions alarm input output mux screen to read the UV Signal parameter value Wait approximately 10 15 min for UV signal value stabilization Adjust the UV source assembly 3 position horizon...

Page 97: ...L 2016 4 17 4 4 KITS AND SPARE PARTS SET FOR AF22e MAINTENANCE Maintenance kit for 1 year Ref AF22e K Line Nb Designation Reference Qty 1 SO2 zero filter F05 0128 C SAV 4 2 Teflon filter porosity 5 m...

Page 98: ...EnvironnementS A AF22e Duplication prohibited APRIL 2016 4 18 Page intentionally left blank...

Page 99: ...power board diagram 5 18 Figure 5 8 ARM20 board 5 19 Table 5 1 List of faults and corrective actions 5 4 Table 5 2 Interconnection board configuration and LEDs description 5 10 Table 5 3 Controller bo...

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Page 101: ...performs self tests of its main components When any malfunction is detected the alarm icon is displayed and blinks on the home page and in the menu bar of all software screens next to the date and an...

Page 102: ...x value 10 days Internal zero filter has reached its lifetime Lifetime countdown of internal zero filter is incorrect Replace internal zero filter and reset lifetime countdown to 180 days Reset lifeti...

Page 103: ...aulty Open sample zero or span inlet analyzer ports Check dust filter and replace if necessary Check if the sampling line is dirty or kinked Check solenoid valve block status clean with dry oil free c...

Page 104: ...ue N A Max value N A Chamber temperature sensor cable is disconnected Connect chamber temperature sensor cable Cham T open Min value N A Max value 70 C Chamber temperature sensor is connected but conn...

Page 105: ...rd is faulty Connect PM preamplifier board measurement board cable Replace PM preamplifier board UV ref Min value 130 mV Max value UV lamp is not aligned UV lamp is faulty Aligned UV lamp as described...

Page 106: ...normal power consumption is detected 24 V power supply is not stable Replace supply board Replace measurement board Check that all devices as solenoid valves laminar heating shutter or other external...

Page 107: ...Duplication prohibited AF22e EnvironnementS A APRIL 2016 5 9 Page intentionally left blank...

Page 108: ...ero SV J8 Span SV J10 Rack fan J15 24 V Estel board power supply 2e series rear panel J19 SV zero span and SV measurement power supply rear panel J23 External TCP IP LAN J24 Internal TCP IP J26 UV lam...

Page 109: ...Duplication prohibited AF22e EnvironnementS A JUNE 2016 5 11 Figure 5 1 Interconnection board diagram...

Page 110: ...Table 5 3 Controller board configuration Jumpers Connections J2 Main connector Tests points Signals PT1 0 V GND PT2 0 V GND PT3 Power supply 24 V PT4 Power supply 12 V PT5 Power supply 5 V PT6 Power...

Page 111: ...Duplication prohibited AF22e EnvironnementS A JUNE 2016 5 13 Table 5 4 Power supply board Jumpers CONNECTION J1 Main connector Test point Signal PT1 0 V GND Figure 5 3 Power supply board diagram...

Page 112: ...rd connector J42 Photodiode board connector Test points Signal PT1 GND PT2 Analog GND PT41 PM signal high gain amplification PT42 UV photodiode signal PT43 PM HV setting PT114 PM signal low gain ampli...

Page 113: ...Duplication prohibited AF22e EnvironnementS A JUNE 2016 5 15 Figure 5 4 Measurement board diagram...

Page 114: ...e Duplication prohibited JUNE 2016 5 16 Table 5 6 Photodiode board configuration Jumpers Connections J1 Main connector Tests points Signals PT1 0 V GND PT2 Photodiode signal Figure 5 5 Photodiode boar...

Page 115: ...ment P1 PM signal amplification high gain P2 PM signal offset high gain P4 PM signal amplification low gain P5 PM signal offset low gain Test points Signal PT1 GND PT2 PM signal high gain PT6 PM signa...

Page 116: ...bbon cable to Interconnection board J3 UV lamp connector Test points Signal PT1 GND PT2 12 V supply PT3 5 V supply PT5 PM setting PT6 I lamp LED N Identification Color Turned on Turned off Blinking LE...

Page 117: ...prohibited AF22e EnvironnementS A JUNE 2016 5 19 Table 5 9 ARM20 board description Identification Functions J1 LCD screen J2 Interconnection board link J5 Touchscreen J9 Push button link Figure 5 8 A...

Page 118: ...EnvironnementS A AF22e Duplication prohibited JUNE 2016 5 20 Page intentionally left blank...

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