OL Light 915 OM 20121010 Manual
Contents
1. sesssesseereeereerenenee 2 Tso OPEN CONANONS reii E aaceeacndeussies ayes 3 t4 Analyzer desin ccce eee ane ees 3 1 4 1 General Principles of Operation cccccceececseeeeceeeesseeeeseeeseeeeeseeeesaaeeesees 3 1 4 2 Description OF Analy Zer secre a a a n 5 1 4 3 Display and Control Unit c cc cccccccccseceeceeeeeeeeeceeeesseeeeeeeeeseseesesessaeeesees 7 2 Analyzer operation ssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn mnnn 8 2 1 Pre operational Procedures and Setup cccceceeseeeeeeeeeeeeeeeeeeesaeeees 8 2 1 1 Unpacking and Installation cccccccccseccseeeseeeneeeneeeneeeneeseeeseeesseeeneeeneeeaees 8 2 1 2 Analyzer installation and starting Up ccccceccseceeseeeseeeeeeeeseeeeseeeseeeeseeeeaes 9 2 20 Charing he Batley 2 5 nitet cichacieet hate ative coed ab cite et dela alateaietaes eich 10 2 14 Setting Parameters sa sacecre ces decmd ctucdasw aaviedesvencesctessandecmbcrnsentaansiedeseeummanedcesderadcens 11 2 1 5 Checking Analyzer Serviceability ccccccecceceeceeseeeeseeeeeseeeeseeeesseeeesaaees 15 2 1 6 Probe with dust filter ANd NOSE ccccceeccseeeceeeceeeceeseceeeseeeesseeeseeesseeens 17 eae e USNO REDA COMDE onea a a ee emer ee 17 22 Analyze Onera s r 18 2 2 1 Operation in the On Stream MoOde cccccccccccccsecccceeeecaneeeseesesaeeeeseeeeesaaees 18 2 2 2 Operation in the Monitoring Mode ccccccceceeceeseeeecee2. OHIO LUMEX CO INC LIGHT 915 MERCURY ANALYZER OPERATION MANUAL 01101 00 00 00 00 OM TWINSBURG OH 2012 Read the instructions in this manual carefully before operating the Light 915 analyzer Neither OHIO LUMEX CO INC nor its representatives will accept any liability for damage caused by non observance of the requirements of this manual Light 915 MERCURY ANALYZER is subject to improvements and the information in this manual may not include the latest updates on the Light 915 MERCURY ANALYZER design No part of this manual may be reproduced or transmitted in any form or by any means neither electronically nor mechanically without the prior written permission of OHIO LUMEX CO INC Contacts 9263 Ravenna Rd Unit A 3 Twinsburg Ohio 44087 Toll Free 888 876 2611 330 405 0837 Fax 330 405 0847 Correspondence Email mail ohiolumex com Web www ohiolumex com Operation manual Light 915 01101 00 00 00 00 OM I About this manual This manual is designed to familiarize you with the principle of operation and structure of the Light 915 analyzer hereinafter referred to as the analyzer its design performance characteristics and operating conditions It contains information that will provide proper operation and comprehensive utilization of the analyzer s capabilities Please take time to read the manual in order to attain the best results in operation and to gain the greatest benefit from your anal
3. 1 0 Frame time sec 0 Alarm threshold om 7 0 Alert sound On STP condition N o J Default settings Cancel Fig 2 16 Monitoring Settings window 01101 00 00 00 00 OM Section 2 Analyzer operation 27 To use default settings press the Default settings button The settings will be set to default values Press the Save button to save settings and close the window To cancel settings press the Cancel button The previous settings will be accepted and the window will be closed To save settings press the Save button The window will be closed 2 3 4 Measuring in the Monitoring mode Press the Start button in the Monitoring mode window Fig 2 15 According to the algorithm of measurements the zero check procedure Starts the duration of which as well as periodicity are to be preset in the Monitoring settings window ref Clause 2 3 3 On its completion the actual measurements of the mercury vapour concentration will be launched Fig 2 17 To perform an extraordinary forced zero check procedure in addition to the periodical ones press the Zero Check button Fig 2 17 ini 15 44 55 i Hg concentration ug m3 Current time 1 02 ve ae S indicator of current concentration value i 101 concentration level a relate to the set EPUnUNg down the reshold value rame time Current concentration value Fie ls stop the measurements 7 start extraordinary zero chec
4. OM Fig 2 31 Removing the dust filter cap e Remove the dust filter from the instrument using a screwdriver see Fig 2 32 Fig 2 32 Removing the dust filter e Put the new dust filter onto its seating and press it till a click to fix it in the seating To facilitate the dust filter installation apply the lubricant to the o ring e Put the dust filter cap onto the filter and press it on its perimeter to fix the cap e Place the cover into the slot fix it with the latches and screw the fixing screws up 01101 00 00 00 00 OM Section 3 Troubleshooting 43 3 Troubleshooting The Light 915 Analyzer shall be repaired at an authorized service centre or by the manufacturer Refer Table 3 1 for possible causes of minor malfunction and find tips how to overcome them Other cases of malfunction please advise your Supplier or the Manufacturer and follow the instruction received Table 3 1 some segments of the display or the display as a whole go out Charging of the battery is not completed within 5 hours In the Test mode the relative deviation D is more than 20 The Lamp is not ignited message Is displayed upon entering the Main menu window Battery is discharged 1 No connection 2 The PSU failure 3 The built in battery failure The ambient temperature is out of the range 20 5 C Lamp ignition failure Connect the external PSU to recharge the battery Verify the connection of
5. a flat battery may damage it and is not allowed You can check the battery charge level using the indicator in the top right corner of the control panel I The battery is charged at 100 of the resource E The battery is charged at 80 of the resource MN The battery is charged at 60 of the resource IN The battery is charged at 40 of the resource ___ The battery is charged at 20 of the resource L l Low battery charging is necessary If the analyzer is connected to the AC mains via the external power supply unit the E indicator is displayed on the control panel 2 1 4 Setting Parameters To set the operation parameters select the Settings menu item from the Main menu Fig 2 2 by using the navigation buttons T and 4 and press the Ent button The Settings menu window will appear on the display Fig 2 3 12 Operation manual Light 915 01101 00 00 00 00 OM Fig 2 3 Settings menu window In this menu you can set and modify the following operation parameters and view options e Select Language To choose the display language select the Select Language menu item from the Settings menu by using the T and J navigation buttons and press the Ent button The Select Language window will appear Russian and English are available for selection Use the T and J navigation buttons to select the required language and press the Ent button The Main menu window will be displayed in the selected language e Ti
6. from the mains if the analyzer is not used for more than 6 hours e Never work without sorption and dust filters e The analyzer should be switched off before any maintenance operations e When measuring mercury concentration it is necessary to follow instructions and documents stating safety regulations for operation in chemical laboratories and safety rules for operation with electric appliances Observe the following rules during any transportation of the instrument as well as when performing measurements from a moving vehicle car helicopter etc e To avoid strong vibration effects do not place the instrument on a hard surface baggage compartment floor of a vehicle etc e Place the instrument on shock insulated surfaces a seat damping support etc IV Operation manual Light 915 01101 00 00 00 00 OM e Secure the instrument on a working surface to prevent its fall or incidental contact with other objects Observe the following safety precautions during outdoor operation e Do not work in rainy or foggy weather and avoid precipitation ingress inside the analyzer e Do not work in dusty environment e Personnel members permitted to operate the instrument are recommended to undergo training at the suppliers premises or at a regional service centre Contents I Contents T IDIOdUCUOM sinisi aaee ANE EEEE EASA AEEA 1 Tigh Gencral descripto rerien EEEE ERAS 1 1 2 Performance characteristics and specifications
7. is intended for the measurement of mercury concentration in the air with periodical zero check and data logging gt In some dialogs the Monitoring mode is designated as Data Logger ref Fig 2 2 Fig 2 8 The data logger has the capacity of data storage for 122 h of measurement with 10 s averaging With the maximum accumulation period of 600 s the data storage capacity covers 7330 h 305 days of continuous operation This mode consists of a set of measurements of mercury vapour concentration interrupted by zero checks on a regular basis gt lt is recommended to set the averaging interval to at least 10 seconds and clean the data logger memory if necessary To minimize the impact of the instrument drift on the measurement adequacy and accuracy set the zero check intervals to not more than 2 5 minutes 01101 00 00 00 00 OM Section 2 Analyzer operation 21 To operate in the Monitoring mode e Select the Data Logger item with the T J navigation buttons in the Main menu window Fig 2 2 and press the Ent button The initial screen of the Monitoring mode will be displayed Fig 2 8 in which the Monit duration and Available time items are for reference The monitoring duration and the interval between two consecutive zero checks should be set in the Parameters menu Fig 2 4 beforehand If the data logger memory is full available time is 0 the message Not enough memory Press Esc will be displayed Fig 2 8 Ini
8. manual Light 915 01101 00 00 00 00 OM Fig 2 20 Removing the protective cap e Disconnect the snatch plug of the light source the upper one by compressing the connector plug and pulling it out of the slot see Fig 2 21 Fig 2 21 Disconnecting the snatch plug of the light source e Slightly pull the power wire of the lamp and while holding its body remove the lamp and insert a new one instead see Fig 2 22 Fig 2 22 Removing the mercury lamp 01101 00 00 00 00 OM Section 2 Analyzer operation 37 e To position the lamp in the holder and prevent the damage of the power wires fit them into the recess before closing the protective cap as shown in Fig 2 23 Fig 2 23 Power wires placing e Place the protective cap over its original location gently press and rotate it by 60 in either direction to fix it e Connect the snatch plug of the light source to the device by compressing the connector plug as shown in Fig 2 21 and set it in the appropriate slot e Make sure that the wires of the lamp and the built in battery do not obstruct the installation of the front panel see Fig 2 24 and fix the front panel d TE T 4 oe ot ri ee Te es EE i a ek i r tat ESETE E ii Ea an ee ETEL ha kiri Ep Hi RET THR Hi H Ta Fig 2 24 Wires placing 38 Operation manual Light 915 01101 00 00 00 00 OM 2 5 2 Replacement of the built in battery The built in battery of the analyzer is placed b
9. refreshed every 10 s e Move slowly within the area to be explored e g along a path ora road or inside a living room and observe the S value Try to locate spots where there is a sharp increase in the S value compared with other neighbouring locations which could manifest that the operator is approaching the source of mercury contamination e As the point of the maximum S value is found stop moving and press the Ent button to restart the measurement and wait until three consecutive S values their mean and span i e the difference between the maximum and minimum mean values will appear on the display e Record the mercury concentration and your position in your logbook e Continue exploring the area In the Monitoring mode proceed as follows e Complete pre operational and setup procedures according to 2 1 2 32 Operation manual Light 915 01101 00 00 00 00 OM e Connect the probe to the analyzer according to par 2 1 6 e Using control unit select the Settings item and then select the Parameters item e Set the following parameters v Zero Corr Time 30s v Frame Time 10s v Monit Duration depends on the chosen measurement duration e g 8 hours v Zero check in 10 min v Alarm Limit 1 g m v Frame Time 10s e In the main menu select the Monitoring mode and in the opened Initial screen of the Monitoring window Fig 2 8 select the Start item and press the Ent button The analyzer will start the measurement with
10. the zero check procedure and the current mercury vapour concentration values will appear on the display for more information see 2 2 2 e Move slowly within the area to be explored e g along a path ora road and observe the S value Try to locate spots where there is a sharp increase in the S value compared with other neighbouring locations which could manifest that the operator is approaching the source of mercury contamination e As the point of the maximum S value is found stop moving and make a record of the mercury concentration and your position in your logbook e Continue exploring the area Data stored in the memory of the instrument can be transferred to the PC with the installed software for further processing and report generating at any time 01101 00 00 00 00 OM Section 2 Analyzer operation 33 2 4 3 Monitoring of the mercury vapour concentration This procedure is intended for continuous monitoring of mercury vapour concentration at a specific location for example within working area in which mercury and or its compounds are employed e g worked out energy saving lamps processing etc Only Monitoring mode can be used To carry out the measurements proceed as follows e Complete pre operational and setup procedures according to 2 1 2 e Using control unit select the Settings item and then select the Parameters item e Set the following parameters v Zero Corr Time 30s v Frame Time 10s v Monit Durat
11. the PDA computer using its On Off button After the operating system is loaded run the RA915mon application by double clicking its icon on the desktop with a stylus The analyzer will be 24 Operation manual Light 915 01101 00 00 00 00 OM connected automatically The initial window of the application is shown in Fig 2 11 All buttons of the window are activated provided the instrument is connected The language can be switched between ENG and RUS by pressing the language switch RAT TI PDA Battery sange re instrument battery language switch charge indicator Monitoring opening the Monitoring window Test Er o ening the Test window Device Information opening the Device re information window exit the program Fig 2 11 Initial window of the RA915mon application The analyzer is connected 2 3 2 Checking serviceability of the analyzer Press the Test button in the initial window of the application Fig 2 11 and in the opened Test window Fig 2 12 press the Start button G 16 34 09 iit Ready Fig 2 12 Test window 01101 00 00 00 00 OM Section 2 Analyzer operation 25 The automatic test procedure will be launched according to the built in algorithm Criteria of the performance are the same as in Clause 2 1 5 The window during the test procedure indicates the time left till the end of
12. the test procedure instead of system time Fig 2 13 CTT 00 43 iii Wait please Fig 2 13 Test window during the test procedure The window after a successful test is shown in Fig 2 14 M 11 07 28 AAA S 151 Sk 166 D 9 start the test procesure l exit the test window a Exit Fig 2 14 Test window after the successful test procedure To restart the serviceability check up press the Start button again To exit the Serviceability check up window press the Exit button 26 Operation manual Light 915 01101 00 00 00 00 OM 2 3 3 Monitoring mode settings Select the Monitoring item in the initial window Fig 2 11 and in the opened Monitoring mode window Fig 2 15 press the Settings button The Monitoring Settings window Fig 2 16 will appear on the screen Monitoring Gn 15 44 55 fin current ame a nirin ug m3 Ready pes Start start of measurements opening th monitoring AA SS Settings window EXIT window Fig 2 15 Monitoring mode window before starting the measurement Set required parameters using the increment and decrement buttons These parameters are the same as described in Section 2 1 4 Monitoring setup Monitoring duration h 0 5 z trol interval et control interva 3 4 Zero control time sec
13. 2 9 4 5 7 6 Fig 2 9 Monitoring mode display 1 Current value S is the current mercury vapour concentration displayed every second 2 Average value Sj is the mercury vapour concentration averaged over the frame time displayed immediately after the frame time has elapsed ref 2 1 4 Fig 2 4 3 Frame time countdown in seconds 4 Name of the measurement mode MN stands for Monitoring Mode 5 Measurement units of the mercury vapour concentration ug m 1 ug m 0 001 mg m 6 Completed in is the time remaining to the termination of the measurements 7 ST is displayed if the automatic procedure of data normalization is set ref 2 1 4 Fig 2 4 01101 00 00 00 00 OM Section 2 Analyzer operation 23 To transfer and process the data stored in the data logger memory use the software supplied along with the instrument 2 3 Controlling the analyzer by PDA computer 2 3 1 Connecting the analyzer to PDA computer Using the T 4 navigation buttons select the Connection item in the Main menu and by means of the Ent button choose either the USB mode Fig 2 2 or the Bluetooth mode Fig 2 10 If the USB mode has been selected connect your PDA computer to the analyzer with the interface cable supplied If the Bluetooth mode has been selected wireless connection between the analyzer and your PDA computer will be installed Fig 2 10 Selecting connection mode Switch on
14. Inspection of the housing panels fastenings e Cables inspection Special maintenance includes the following procedures e Replacement of the mercury lamp in the case of its failure see section 2 5 1 e Replacement of the built in battery in the case of its failure see section 2 5 2 e Replacement of the built in sorption filter that should be carried out if the analyzer has been operated totally for about 500 hours in the On Stream or Monitoring modes but not less than once a year Refer to 2 5 3 section e Replacement of the built in dust filter that should be carried out if the analyzer has been operated for about 500 hours in the On Stream or Monitoring modes but not less than once a year Refer to 2 5 4 section 2 5 1 Replacement of the mercury lamp The mercury lamp which is a part of the analyzer light source is located behind the front panel of the analyzer see Fig 2 18 01101 00 00 00 00 OM Section 2 Analyzer operation 35 Fig 2 18 Location of the built in battery and the mercury lamp 1 Built in battery 2 Protective cap To replace the lamp proceed as follows e Remove the front panel Insert a screwdriver or a coin in the groove and pick the edge of the panel up as shown in Fig 2 19 a Fig 2 19 Removing the front panel of the analyser e Press the protective cap of the light source turn in by 60 in either direction until it comes off and remove it see Fig 2 20 36 Operation
15. S AGN ete eat cere E cet le E E E ietaa diet desmnachee 37 2 25 Disconnecting the snatch plug of the built in battery ee eeeeeeeeeeeeees 38 2 26 Removing the built in Dattery cc ceccceeccssseeceeeeceeeeceeeeceueeceueesueeseneeseeeess 38 ll Operation manual Light 915 01101 00 00 00 00 OM Fig 2 27 Location of dust and sorption filters of the analyzer ccccseeeeseeeeneeeees 39 Fig 2 28 Removing the right hand side COVEL cccccseeeeeeeeeeeeeeeeeeaeeeeaeeeeneeeeneeeeas 40 Fig 2 29 Removing the sorption filter CAp cccceccceecceeeeceeeceeeceeseceeeceeeseueeneeeseeesees 40 Fig 2 30 Closing the Sorption filter cap cccecccceececeeeeeeeeeeeeeeseeeeseeeeseeeeaeesaeeeeaeeeens 41 Fig 2 31 Removing the dust filter CAp ccccecccseccceeeceeeeceeeeceececsusesseeessusessaeesseeesas 42 Fig 2 32 Removing the dust filter cc ecccceeeceeeeeeeeeeeeeeseeeesseeesseeeseeeeeaeeesaeeeeseeeeas 42 Fig A 1 Principle of operation of the Light 915 mercury analyZer cccseeeeeeeees 47 Fig A 2 Block diagram of the Light 915 mercury analyZel cccccseeeeseeeeeeeeeneeeens 48 01101 00 00 00 00 OM Section 1 Introduction 1 1 Introduction 1 1 General description The Light 915 Analyzer is intended for measuring mercury vapour concentration in the ambient air and in the air of residential quarters and production areas T
16. al number Year of manufacture Power supply ratings Certification marks 6 Operation manual Light 915 01101 00 00 00 00 OM The upper panel of the analyzer contains the built in display and control unit The analyzer panels are displayed in the figures Fig 1 2 Fig 1 3 Fig 1 2 Front panel of the analyzer Fig 1 3 Rear panel of the analyzer 1 Slot for the power supply cable connector 2 Inlet used for determination of the mercury vapour content in the air or gas 3 Outlet 4 PC Interface cable connector USB standard 01101 00 00 00 00 OM Section 1 Introduction 1 4 3 Display and Control Unit The display and control unit of the analyzer is shown in Fig 1 4 Fig 1 4 Display and control unit 1 Display panel for the visualization of signal indications parameters and operating mode 2 Ent Enter button to switch to the lower menu level 3 Esc Escape button to return on the upper menu level 4 buttons to navigate through the menu at a particular level 5 On Off button 8 Operation manual Light 915 01101 00 00 00 00 OM 2 Analyzer operation 2 1 Pre operational Procedures and Setup 2 1 1 Unpacking and Installation Unpack the analyzer in the following order e Use a sharp tool to cut the packing straps and carefully open the transportation box e Remove the foam frame to uncover the analyzer documentation and analyzer accessories e Take t
17. ation manual Light 915 01101 00 00 00 00 OM 4 Analyzer Storage and Transportation ccccssssesseseeseeseeseeseesennees 45 DWV IM INY cessesascosecscccneseeacenesspaesssous a 46 Annex A informative Physical Foundation and Principle of Operation 47 Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig List of Figures I List of Figures 11 TNE LIGAt O 15 Analy Z6P esmere ee e eE eean 5 1 2 Front panel of the ANalyZel cccccecccecccseeseseccecesseesaeeseeeesseesaeeseesesseesseesaess 6 1 3 Rear panel of the analyzer ccccseccececseeseeeccececseesaseceeeecseesaeeseesenseeseeesaees 6 14 DISDIAY ANG CONTO FUNI secasspcccusctesncesctaasauectencascteccnessticcen ha mgosetdoneuacbeneeecesaee 7 2a s Dla Sl SCl ee aiken ee a eee a 9 2 2 Main menu WINKOW ccccccceeeceeceneeeceeeceeeeneeeseueceueeseeeseeeseueeseeeneeesueeaeeeseeens 10 2 9 IMO S MENU WING OW erent ote eet ote aaah eects A KEEK AKEKE 12 2 7 SF AlaImelelS MENU nesean n a E manana 14 2 9 Dave pardmeters dialo seseseccoutencnasudendonmedentermetendconutendasmedondeveutundeaseduedeueedandaes 15 26 TEST OCS WIN OW esheets siete diel tecie hel scia Nie decelerate cesta 16 2 7 ON orean MOUS WINDOW reisais ainnis 19 2 8 Initial screen of the Monitoring MOE ccccceccsseeceeeeeeeeseeesee
18. e analyzer is operating in the On Stream mode default value is 1 ug m accessible range is 1 to 3000 g m To modify a parameter proceed as follows 01101 00 00 00 00 OM Section 2 Analyzer operation 15 e Use the T and J menu navigation buttons to select the parameter that needs to be changed and press the Ent button The selected parameter value starts to blink e Use the T and J navigation buttons to set the required value and press the Ent button e When the required values of all parameters are set press the Esc button The Save parameters dialog will be displayed over the Parameters menu window Fig 2 5 Three options are available Save to save all changes Cancel to reject all changes Default to restore default settings Fig 2 5 Save parameters dialog To execute the required command select it with the T and J buttons and press the Ent button The desired action will be carried out and the Settings Menu window Fig 2 3 will appear 2 1 5 Checking Analyzer Serviceability To check the serviceability of the analyzer select the Jest mode in the Main menu Fig 2 2 by using the T and J navigation buttons and press 16 Operation manual Light 915 01101 00 00 00 00 OM the Ent button The Analyzer starts self testing according to the standard algorithm After about 30 s the relative deviation D will appear in the left bottom corner of the display Fig 2 6 5 6 Fig 2 6 Test mode window 1 Curre
19. eesaeeeesaeeesaeeesaaees 20 2 3 Controlling the analyzer by PDA COMpUTEL ccccceeeeeeseeeeeeeeeeees 23 2 3 1 Connecting the analyzer to PDA COMpUTED ccceseeeeeeeeeeseeeeseeeeeneeees 23 2 3 2 Checking serviceability of the analyzer cc ccceeccseeceeeeeceeeeseeeeeeeeseeesaeeens 24 2 3 3 Monitoring mode settings ccccecceccceeeceeeseeeseeeceeeseeeseeeceeecseeteeeseessaeees 26 2 3 4 Measuring in the Monitoring MOE ccccececeeeeceeeeeeeeceeeeaeeeseueeneeesaeeens 27 2 4 Application examples of the analyZer cccccccseeeeeeeeeeeeeeseeeeneeeseeees 28 2 4 1 Measuring mercury vapour concentration in the air at discrete locations 28 2 4 2 Searching local sources of mercury contamination s ssseesseerrsesrrreerrree 30 2 4 3 Monitoring of the mercury vapour COnCentratiONn c cccceseeeeeeeeeeeeeeeeees 33 2 5 Analyzer MAING MAN CC 2 caia tesa witctw tus vocantvaveudweusvaudvindvdcdudsdvixevanduavavedivinedia 34 2 9 1 Replacement Of Ine mercury laMPisinsscisteniaisdicdiadaleeHddsiee Maisie taixingeaates 34 2 5 2 Replacement of the built in Dattery cccccccceeecceeeceeeeceeeeeeeeseeeesseesseeens 38 2 5 3 Replacement of the built in sorption Zero filter cee ceeeceeeceeeeeeeeeeees 39 2 5 4 Replacement of the dust filter cc ceccseeeceeeeceeeceeeceeeceeeseesseeeeseeeseeeess 41 3 TROUDIGSNOOUIG s rino nainit aana aap aeaa aaa 43 ll Oper
20. eeseeeneeeseeeeaeeens 21 2 9 Monitoring Mode display cccccceceececeeeeceeeeseeeeceeeeseseesaseeseeeseseeseseesaeeess 22 2 10 Selecting CONNECTION MOE cccccceeeccceeeeeceeeeececesseeesseeeesaeeeessaeeeseeeeeeas 23 2 11 Initial window of the RA915mon application The analyzer is connected 24 212 NEST WINDOW fice tant tac E 24 2 13 Test window during the test PrOCECUIe cccecccseeeeseeeeeeeeeneeesseeeeneeeeseeeeas 25 2 14 Test window after the successful test PrOCECCUIE cceeeeeeeeeeeeeeeeeeeeeeees 25 2 15 Monitoring mode window before starting the measurement 06c0 26 2 16 Monitoring Settings WINKOW ccccccccseeeeseeeesseeeseeeeseeeeaeeesaeeeeseeesseeesseeeeas 26 2 17 Monitoring mode window during the mMeasureMen ccceceeeeeeeeeeeeeees 27 2 18 Location of the built in battery and the mercury laM ecceeeeeeeeeeees 35 2 19 Removing the front panel of the ANAlYSEL ccceeccseeeceeeeeeeeeeeeseeeseeeeeeeens 35 2 20 Removing the Protective Cap cccccccsecccecceeeeceeesceeeeeeesseeseeeeeeeesseeseeseneeens 36 2 21 Disconnecting the snatch plug of the light source ce ceeeeeeeeeeeeeeeeeeeees 36 2 22 Removing the Mercury lamp cccccceecceeeceeeeceeeseeeceeeceeeseueeeaeesseeseeeseeeens 36 2 23 POWEE WIKES DIACING i cewetews nnateusigusicivs E a A 37 A WIG
21. ehind the front panel of the analyzer see Fig 2 18 To replace it proceed as follows e Remove the front panel Insert a screwdriver or a coin in the groove and pick the edge of the panel up as shown in Fig 2 19 e Disconnect the snatch plug of the built in battery the lower one by compressing the connector plug and pulling it out of the slot see Fig 2 25 Fig 2 25 Disconnecting the snatch plug of the built in battery e Detach the battery fixing tape and pull the built in battery out of its compartment see Fig 2 26 Fig 2 26 Removing the built in battery 01101 00 00 00 00 OM Section 2 Analyzer operation 39 e Insert a new battery into the same compartment e Fasten the battery fixing tape e Connect the battery cable to the instrument e Make sure that the wires of the mercury lamp and the built in battery do not obstruct the installation of the front panel see Fig 2 24 and fix the front panel 2 5 3 Replacement of the built in sorption zero filter The built in sorption filter of the analyzer is located behind the cover of the right hand panel see Fig 2 27 f amp fj F amp y Fig 2 27 Location of dust and sorption filters of the analyzer 1 Cover of the right hand panel 2 Dust filter cap 3 Sorption filter cap 4 Dust filter 5 Sorption filter To replace the sorption filter proceed as follows e Put the analyzer on the left hand panel unscrew the fixing screw
22. he analyzer can be used for on stream measuring of mercury vapour concentration in the air both in a stationary mode and for continuous survey from vehicles car helicopter boat The analyzer is a useful tool in industrial hygiene ecological monitoring technological process control and scientific research Read this manual carefully before starting operation with the E analyzer Operation manual Light 915 01101 00 00 00 00 OM 1 2 Performance characteristics and specifications Measuring range of the mercury vapour mass concentration in air accumulation time 30 s ug m Relative intrinsic error of measurement do not more than Minimum duration of the measurement procedure in On Stream mode S Measurement repeatability span for the mercury vapour mass concentration of 1ug m and higher not more than Standard deviation of the zero signal within one measurement procedure in On Stream mode 30 s not more than g m Drift of zero signal within one measurement procedure in On Stream mode 30 s not more than ug m Transitory time of analyzer readings s not more than Analyzer warm up time min not more than Volume air flow rate of the analyzed air at the analyzer input dm min not less than Sorption coefficient of mercury vapour by the built in sorption filter not less than Complementary error caused by the ambient temperature change within the operating range for each 10 C not more than Comp
23. he analyzer out of the transportation box and put it on a table e Take out the documentation e lake out the accessories Make sure that the package with the analyzer is stored indoors for at least ten hours after the transportation at temperatures below 0 C and then Start unpacking the analyzer For transportation the analyzer should be packed in the reverse order Before starting the operation with the analyzer make sure that there are no external damages of the analyzer and its accessories Check if the delivery set is complete in accordance with the enclosed packing list gt In the case of any inconsistency please contact your Supplier 01101 00 00 00 00 OM Section 2 Analyzer operation 9 2 1 2 Analyzer installation and starting up Place the analyzer horizontally on a working surface so that the display and control unit is on the top Switch on the analyzer by pressing the On Off button pos 5 Fig 1 4 and hold it down for 1 2 seconds to switch the analyzer off press the On Off button and hold it down for 4 5 seconds The splash screen that contains the model name the manufacturers name the serial number software versions and the current date and time will appear on the display Fig 2 1 Fig 2 1 Splash screen Check the battery charge level in the case of the stand alone use The indicator WEE located in the right top corner of the display shows the current charge level of the battery If necessary charge
24. ion depends on the chosen measurement duration with the respect to the storage capacity of the instrument memory v Zero check in 10 min v Alarm Limit according to the aim of monitoring e g regulations requirements technical specifications etc in the Main menu select item Data Logger for more information see par 2 2 2 then select item Start and press the Ent button The analyzer will start the measurement with the zero check procedure then displaying sequentially the current concentration values See par 2 2 2 e In the main menu select the Monitoring item and in the opened Initial screen of the Monitoring window Fig 2 8 select the Start item and press the Ent button The analyzer will start the measurement with the zero check procedure and the current mercury vapour concentration values will appear on the display for more information see 2 2 2 Wait until the monitoring duration time has expired or stop the measurement by pressing the Esc button Transfer data to the PC with the installed software for further processing 34 Operation manual Light 915 01101 00 00 00 00 OM 2 5 Analyzer Maintenance The analyzer maintenance includes the following e Daily inspection e Quarterly preventive maintenance Daily inspection includes external examination of the analyzer ref 2 1 1 and the analyzer serviceability checking according to section 2 1 5 Quarterly preventive maintenance includes the following procedures e
25. is less than 0 1 g m the S lt 0 1 message will be displayed If Sa is over the upper limit of the measurement the message Sa gt 3000 is displayed 8 Range R It is the relative difference between the maximum and minimum mean values S taken from the three latest current values R S imax mn 100 S a 9 ST is displayed if the automatic procedure of data normalization is set on ref 2 1 4 Fig 2 4 This mode is useful if the measurements results are recorded manually in a logbook without data logging To exit the On Stream mode press the Esc button The Main menu window appears on the display Fig 2 2 20 Operation manual Light 915 01101 00 00 00 00 OM Additional indications and operations in the On Stream mode are available e Upon pressing the J button the airflow pump stops if it is operating and 0x indicator appears on the display Vice versa upon pressing the T button the airflow pump starts operating if it is out of operation and 0x indicator disappears e The Low radiation sign e appears on the display at low intensities of light which means that the intensity of light is not sufficient for correct operating See section 3 e he A Alarm sign appears on the display if the measured mercury vapour concentration exceeds the specified upper limit value which can be set in the Parameters menu ref 2 1 4 Fig 2 4 2 2 2 Operation in the Monitoring Mode Monitoring mode
26. k procedure Fig 2 17 Monitoring mode window during the measurement To terminate measurements before the preset monitoring duration has elapsed press the Stop button Fig 2 17 Before completion the 28 Operation manual Light 915 01101 00 00 00 00 OM measurement the zero check procedure will be carried out As the measurement is completed the window will switch to its initial view Fig 2 17 To exit the Monitoring mode window press the Exit button which becomes activated when the measurement is terminated or completed All the data will be stored in the PDA memory These data can be transferred to a PC viewed in a graphical or tabular view with respect to the date time of the measurement and processed using software to the analyzer 2 4 Application examples of the analyzer In this section you will find several examples of the Light 915 analyzer application The information given below is for your guidance only and the applications of the analyzer are not limited to these examples 2 4 1 Measuring mercury vapour concentration in the air at discrete locations This procedure implies measurement of mercury vapour concentration at a set of scheduled locations e g working places or spots where mercury contamination is feasible etc Both the On Stream and Monitoring modes are applicable In the On Stream mode proceed as follows e Complete pre operational and setup procedures according to 2 1 2 and
27. lementary error caused by the ambient pressure change within the operating range for each 3 3 kPa is not more than Analyzer power supply built in battery AC power source through external power supply unit hereinafter referred as PSU Analyzer continuous operation with the built in battery h not less than Analyzer dimensions LxWxH not more than mm Weight kg not more than 0 1 3000 0 025 0 025 10 20 98 0 509 0 209 12 VDC 90 240 V 48 62 Hz 40 W 8 290x200x110 4 0 01101 00 00 00 00 OM Section 1 Introduction 3 1 3 Operating conditions Ambient air temperature C 1 40 Ambient pressure kPa 84 0 106 7 Relative humidity at 35 not more than 95 Sinusoidal vibrations in the frequency range v displacement amplitude mm at transition frequency 60 Hz and below not more than 0 35 v acceleration amplitude at frequencies exceeding the transition frequency m s not more than 49 5g 1 4 Analyzer design The Light 915 Mercury Analyzer can be controlled either by the built in display and control unit hereinafter referred to as the control panel or by the tablet PC available on request connected to the analyzer with the interface cable The components which constitute the basic delivery kit are shown in Table 1 1 1 4 1 General Principles of Operation The Light 915 analyzer operation is based on differential Zeeman atomic absorption spectrometry using high freque
28. let Mercury T lamp S Absorption line envelope Polarization modulator Fig A 1 Principle of operation of the Light 915 mercury analyzer The radiation source a mercury lamp is placed in permanent magnetic field H The mercury resonance line A 254 nm is split into three polarized Zeeman components p o and o respectively When radiation propagates along the direction of the magnetic field only the radiation of the s components one of these falling within the absorption line profile and another one lying outside reaches the photo detector When mercury vapour is absent in the analytical cell the radiation intensities of both o components are equal When mercury atoms appear in the cell the difference between the intensities of the o components increases as the mercury vapour concentration grows 48 Operation manual Light 915 01101 00 00 00 00 OM The o components are separated by the polarization modulator The spectral shift of the o components is significantly smaller than the widths of molecular absorption bands and scattering spectra hence the background absorption by interfering components does not affect analyzer s readings The block diagram of the analyzer is presented in Fig A 2 Fig A 2 Block diagram of the Light 915 mercury analyzer 1 Mercury EDL lamp 2 Polarization modulator 3 Test cell 4 Operating cell 5 Photo detector 6 High frequency generator 7 Gas fl
29. me Date lt is crucial to set the time and data correctly especially in the gt Monitoring mode as the measurement results are stored along with the time and date stamp To set the date and time select the Time Date menu item by using the T and 4 navigation buttons and press the Ent button The Time Date dialog will be displayed 01101 00 00 00 00 OM Section 2 Analyzer operation 13 Use the Ent button to select a time date parameter hour minute date and the T and J navigation buttons to modify it Press the Esc button to save the set values The Settings Menu window will be displayed Fig 2 3 e Sound To switch on off the sound select the Sound menu item by using the T and 4 navigation buttons and press the Ent button The Sound dialog will be displayed Use the T and J buttons to select On Off mode Press the Esc button to save the chosen option and to return to the Settings Menu Fig 2 3 If the sound is on the analyzer will produce a sound when you press any button on the control panel or if some events occur such as excess of mercury concentration over the preset value or a complete discharge of the battery e STP normal This parameter is to enable disable recalculation normalization of the measured mercury vapour concentration for normal standard temperature and pressure 20 C and 101 3 kPa or 760 mm Hg by default If it is set ON the data will be normalized Otherwise they remain unchanged To swi
30. ncy modulation of light polarization ZAAS HFM For more details refer to Annex A informative 4 Operation manual Light 915 01101 00 00 00 00 OM Table 1 1 Catalogue ee ne 2 Power supply unit for AC power mains a 024 003 C r r Probe 5 114 007 7 Hose for probe 5 114 004 Le External dust filter for probe a aa 5 114 001 a PDA computer and accessory 5 114 008 5 024 028 Sorption filter key 5 114 003 10 sorption filter 1 w a l 1 1 Lubricant in pressure gun 5 024 031 Tool kit 5 114 013 15 Filter cartridge for external dust filter set 5 114 002 E E E Documentation 20 Certificate of Quality 5 113 002 OA Operation Manual 5 113 001 22 Software User s Manual 1 5 113 003 1 23 short Guide DATA LOGGER MODE 9 113 007 p24 Short Guide ON STREAM MODE a 5 113 005 ok 01101 00 00 00 00 OM Section 1 Introduction 5 1 4 2 Description of Analyzer The Light 915 analyzer can be operated as a portable device see Fig 1 1 that provides comfortable measuring in the field environment or in laboratory conditions 3 Fig 1 1 The Light 915 Analyzer 1 Front panel of the analyzer 2 Left hand panel of the analyzer 3 Upper panel of the analyzer 4 Rear panel of the analyzer 5 Right hand panel of the analyzer The nameplate with the following information is attached to the left hand panel of the analyzer Manufacturer s trademark Analyzer name Analyzer seri
31. nt value S i e the measured value of the mercury vapour concentration in the test cell displayed every second in conventional units 2 Check value Sx i e the conventional true value for the mercury vapour concentration in the test cell gt O N a 3 Mean value Si i e the mean mercury vapour concentration value determined during the frame time in the conventional units 4 Frame time countdown in seconds 5 Name of the measurement mode TM stands for the Test Mode 6 D It is the relative deviation of the measured mercury vapour concentration in the test cell from the check value D 100 Si Sk Sk lf the relative deviation D is less than 20 the analyzer is ready for operation If the D value is higher than 20 repeat the test If the D value after the repeated check is still higher than 20 check the environmental conditions If the ambient temperature is out of 20 5 C range the compatibility level may be extended in accordance with the complementary error values see 1 2 and 1 3 If the test fails even considering possible 01101 00 00 00 00 OM Section 2 Analyzer operation 17 complementary error contact the manufacturer or its authorized representative Press the Esc button to return to the Main menu window Fig 2 2 2 1 6 Probe with dust filter and hose Telescopic probe maximum length is 0 95 m is provided for Sampling in hard to reach or heavily polluted places The p
32. on throughout the delivery absence of displacements and instrument shocks Instructions given by cargo signs should be followed at all stages of the delivery from the manufacturer to the customer Analyzer storage conditions within the transportation box e Ambient air temperature from 5 to 40 C e Relative humidity not more than to 80 at 25 Should other conditions be applied they must be specified in the contract for the supply The content of dust fumes of acids and alkalis and other corrosion active agents shall not exceed the content of those for laboratories During the storage period the analyzer should be placed so that a distance to the walls of the room should be not less than 0 1 m Distance to heating devices should be not less than 0 5 m 46 Operation manual Light 915 01101 00 00 00 00 OM 5 Warranty The Manufacturer warrants each analyzer complies with the Specification given in this operation manual if the customer observes the rules of analyzer operation transportation and storage conditions established by this operation manual For more information please refer to Certificate of Quality 01101 00 00 00 00 CQ 01101 00 00 00 00 OM Annex A informative 47 Annex A informative Physical Foundation and Principle of Operation The Light 915 analyzer operation is based on differential Zeeman atomic absorption spectrometry using high frequency modulation of light polarization ZAAS HFM Zeeman mercury trip
33. ore starting operation with analyzer e Carefully study all the sections of this operation manual analyzer design and control functions e To avoid electrical shock never work with the analyzer covers removed e Do not put extraneous objects inside the analyzer through its ports e Do not spill any kind of liquid on the case and do not allow the ingress of liquids or inside the analyzer e Use only the power supply which is provided e Never use a defective power supply cable do not put any objects on the power supply cable and locate it in a manner to avoid a trip hazard Operation manual Light 915 01101 00 00 00 00 OM lll e Do not try to repair the analyzer or adjust its optical units and electronic boards by yourself except for cases stipulated in troubleshooting section Annex A e Call an authorized agent or certified service engineer in the following cases gt Ifthe analyzer does not operate properly or its parameters have noticeably deteriorated gt Ifthe analyzer has fallen down or if its case is damaged gt If there has been ingress of any liquid inside the analyzer gt If you hear unusual sounds or sense unusual smell coming from the analyzer e Keep the analyzer at a minimum distance of 1 meter from heating devices and heat sources Do not transport the analyzer in the boot of your Car e Do not forget to switch the analyzer off when the working day is over and to disconnect the power supply unit
34. os 2 of the mercury vapour concentration appears on the display After three measurement cycles as previously described have elapsed and three consecutive readings i e mean values for the frame time specified see Fig 2 7 pos 6 appear on the display the resulting value which is the arithmetic mean of these three values will be calculated and shown see Fig 2 7 pos 8 Once the resulting value is thus obtained only current values and their mean will be visualized The adequacy of these values with the lapse of time may be severely impaired especially at low concentrations because of the instrument drift To restart the measurement in the On Stream mode press the Ent button 01101 00 00 00 00 OM Section 2 Analyzer operation 19 Fig 2 7 On Stream mode window 1 Current value Sj i e the current mercury vapour concentration in the air displayed at a frequency of 1 Hz 2 Mean value Sj i e the mean mercury vapour concentration value during the frame time displayed once per frame time interval ref 2 1 4 Fig 2 4 3 Frame time countdown in seconds 4 Name of the measurement mode SM stands for On Stream Mode 5 Measurement units of the mercury vapour concentration ug m 1 wg m 0 001 mg m 6 Three consecutive mean values of the mercury vapour concentrations 7 Resulting value Sa The resulting value is the arithmetic mean of three consecutive mean values S If the Sa value
35. ow commutation unit 8 Mercury absorption filter 9 Air pump 10 Electronic signal processing unit 11 Display and control unit 12 PC 01101 00 00 00 00 OM Physical Foundation and Principle of Operation 49 Mercury EDL lamp 1 which is placed in the gap between the poles of the magnet is excited by the high frequency generator 9 The emitted light successively passes through the polarization modulator 2 and through either the test cell 3 in the Test mode or the operating cell 4 in the On Stream and Monitoring modes and is detected by the photo detector 5 The signal from the photo detector arrives then at the electronic signal processing unit 10 where the analytical signal is formed The information is displayed on the screen of the display unit 11 or is transferred to a PC 12
36. place the analyzer at the point of interest e Using control unit select the Settings item and then select the Parameters item e Set the following parameters v Zero Corr Time 30 s 01101 00 00 00 00 OM Section 2 Analyzer operation 29 v Frame Time 10s v Monit Duration and Zero check in leave as they are v Alarm Limit 1 g m e Inthe Main menu select the On Stream item and press the Ent button The analyzer will start the measurement for more information see 2 2 1 and in the end three consecutive mercury vapour concentrations where each is the mean of ten current values their arithmetic mean and their span i e the difference between the maximum and minimum mean values will appear on the display e Record the mercury vapour mass concentration in your logbook and specify as precisely as you can the date time of the measurement and the description of the location Be notified that no data will be stored in the analyzers memory in the On Stream mode e To repeat the measurement at the same location press the Ent button and wait until the measurement is completed Store the data in your logbook e Transfer the analyzer to a new location and repeat the measurement as above Measurements in discrete locations can also be carried out with the use of the Monitoring mode The advantage of this choice is the possibility of data storing in the memory of the instrument In the Monitoring mode proceed as follows e Complete pre ope
37. rational and setup procedures according to 2 1 2 and place the analyzer at the point of interest e Using control unit select the Settings item and then select the Parameters item e Set the following parameters v Zero Corr Time 30 s v Frame Time 10s v Monit Duration depends on the chosen measurement duration e g 8 hours v Zero check in 2 min 30 Operation manual Light 915 01101 00 00 00 00 OM v Alarm Limit 1 g m e In the Main menu select the Monitoring item and in the opened Initial screen of the Monitoring window Fig 2 8 select the Start item and press the Ent button The analyzer will start the measurement with the zero check procedure and the current mercury vapour concentration values will appear on the display for more information see 2 2 2 As the interval between two sequential zero checks elapses the zero check procedure will be performed On its completion stop the measurement by pressing the Esc button Upon pressing the Esc button a warning message appears on the display If you answer in affirmative the zero check procedure starts again and once it is completed an information message Monitoring completed will appear Press the Esc button again to open the initial screen of the Monitoring mode Fig 2 8 e Specify as precisely as you can the date time of the measurement and the description of the location in your logbook In the Monitoring mode data time stamp is provided gt Nevertheless i
38. robe is supplied with a dust filter and a hose the length is 1 m connected to the inlet of the analyzer To install the probe complete the following steps 1 Install the dust filter on the thinner end of the probe 2 Attach the hose to the other end of the rod Pull the hose on till it is fixed the hose and the probe should form a solid connection 3 Connect the nozzle end of the hose to the inlet of the analyzer 2 1 7 Using PDA computer The analyzer can be connected to the PDA computer available on request For further instructions refer Section 2 3 18 Operation manual Light 915 01101 00 00 00 00 OM 2 2 Analyzer Operation 2 2 1 Operation in the On Stream Mode Select the On stream mode from the Main menu Fig 2 2 by the T and 4 navigation buttons and press the Ent button Once the On stream mode was selected the analyzer starts the measurement An example of the measurement results is shown in Fig 2 7 According to the measurement algorithm the measurement of mercury vapour concentration in the operating cell is preceded by the zero check procedure duration of which tero was set in the Parameters menu Fig 2 4 Immediately after the zero check has been performed the current value see Fig 2 7 pos 1 of the mercury vapour concentration will be displayed and the frame time countdown will start After the frame time interval set in the Parameters menu Fig 2 4 expires the mean value see Fig 2 7 p
39. s turn the latches down and remove the cover out of the slot see Fig 2 28 40 Operation manual Light 915 01101 00 00 00 00 OM Fig 2 28 Removing the right hand side cover e Rotate the sorption filter cap manually or with the use of the sorption filter key by 30 counter clockwise so that it goes out of the grooves and remove it See Fig 2 29 Fig 2 29 Removing the sorption filter cap e Remove the sorption filter from the instrument and insert a new one Make sure that the filter is installed unskewed 01101 00 00 00 00 OM Section 2 Analyzer operation 41 e Put the sorption filter cap onto its seating and rotate it manually or with the use of the sorption filter key by 30 clockwise until finger tight The cap should be fitted into the grooves see Fig 2 30 Fig 2 30 Closing the sorption filter cap e Place the cover into the slot fix it with the latches and screw the fixing SCrews up 2 5 4 Replacement of the dust filter The built in dust filter of the analyzer is located behind the right hand panel cover see Fig 2 27 To replace it complete the following steps e Put the analyzer on the left hand panel unscrew the fixing screws turn the latches down and remove the cover out of the slot parallel to the surface of the instrument See Fig 2 28 e Lift the edge of the dust filter cap up with a screwdriver and remove the cap see Fig 2 31 42 Operation manual Light 915 01101 00 00 00 00
40. t is strictly recommended to keep records in your logbook e Repeat the measurement at the same location or alternatively relocate the analyzer to the next point of interest and repeat the measurement Data stored in the memory of the instrument can be transferred to the PC with the installed software for further processing and report generating at any time 2 4 2 Searching local sources of mercury contamination This procedure is intended for exploring indoor or outdoor areas for the source of mercury contamination Both the On Stream and Monitoring modes are applicable The Monitoring mode is preferable for large areas and or when using any mean of transportation 01101 00 00 00 00 OM Section 2 Analyzer operation 31 In the On Stream mode proceed as follows e Complete pre operational and setup procedures according to 2 1 2 e Connect the probe to the analyzer according to par 2 1 6 e Using control unit select the Settings item and then select the Parameters item e Set the following parameters v Zero Corr Time 30 s v Frame Time 10s v Monit Duration and Zero check in leave as they are v Alarm Limit 1 ug m e Select the On Stream item in the Main menu and press the Ent button to launch the measurement for more information see par 2 2 1 Wait until the zero check procedure is completed and current values of mercury vapour concentration and their mean will appear on the display with the settings presented the mean will be
41. tch on off the normalization select the STP normal menu item choose the option ON or OFF by the T and J navigation buttons and press the Ent button The Settings menu window Fig 2 3 will appear on the display and the current status ON or OFF will be shown in the line of the STP normal menu item e Parameters Select the Parameters menu item from the Settings menu by using the T and J navigation buttons and press the Ent button The Parameters menu window will be displayed Fig 2 4 14 Operation manual Light 915 01101 00 00 00 00 OM Fig 2 4 Parameters Menu In this menu you can set a value for a list of parameters e Zero corr Time is the period of time tero in the range from 20 to 255 s default value is 40 s within which the signal corresponding to the zero mercury vapour concentration in the analytical cell will be measured e Frame time is the period of time in the range from 10 to 600 s default value is 10 s over which the signal is averaged e Monit Duration is the time of measurement in the Monitoring mode default value is 30 min working range is from 3 min to 99 h 59 min e Zero Check in is the period of time between two consequent checks of the zero signal in the Monitoring mode default value is 10 min working range Is 2 60 min e Alarm limit is the mercury vapour concentration upon exceeding of which the blinking A symbol appears on the screen and a sound alert is produced when th
42. the battery as described in section 2 1 3 Press the Ent button to enter the Main menu see Fig 2 2 lf you only need to recharge the battery and or to download the gt monitoring data from the analyzer to the computer it is recommended not to ignite the lamp to extend its lifetime 10 Operation manual Light 915 01101 00 00 00 00 OM Fig 2 2 Main menu window Wait at least 20 minutes for the completion of the instrument warm up before starting measurements lf the analyzer does not respond to any action press the gt On Off button pos 5 Fig 1 4 and the Esc button pos 3 Fig 1 4 simultaneously to restart the analyzer 2 1 3 Charging the Battery The battery is being charged when the analyzer is connected to the AC power mains 90 240V AC 48 62 Hz via the power supply unit from the delivery set If you need only to charge the analyzer battery without performing any measurements it is not recommended to enter the Main menu ref 2 1 2 Warning Make sure that the mains supply voltage indicated on the analyzer nameplate at the left panel of the analyzer corresponds to the mains supply voltage 01101 00 00 00 00 OM Section 2 Analyzer operation 11 The total time of charging a flat battery is 3 hours Longer charging time does not damage the battery The fully charged battery ensures the continuous operation of the analyzer for not less than 8 hours Caution A N Long term more than 10 days storage of
43. the power supply the PSU and the instrument If the problem is not solved check the PSU serviceability If the problem is not solved replace the battery ref section 2 5 2 Perform the test at a temperature within the range 20 5 C or take into account the complementary error Turn the analyzer off turn it on and repeat the operation If the problem is not solved replace the mercury lamp ref 2 5 1 section 44 Operation manual Light 915 01101 00 00 00 00 OM Low radiation sign e Mercury lamp failure Replace the mercury lamp is displayed on the screen ref 2 5 1 section or a sound if enabled is produced The analyzer does not Hardware bust Press simultaneously the respond to pressing any ON OFF button pos 5 Fig button 2 2 and the Esc button pos 3 Fig 2 2 to restart the analyzer 01101 00 00 00 00 OM Section 4 Analyzer Storage and Transportation 45 4 Analyzer Storage and Transportation L gt The analyzer battery should be fully charged before the storage Only the analyzer packed according to the requirements shown in 2 1 1 can be transported The analyzer may be transported by any kind of transportation without the limitations in speed and distance under the following conditions e Ambient air temperature from minus 50 to 50 e Relative humidity up to 100 at 25 Placing and fastening of boxes with the analyzers on transportation vehicles should guarantee the steady positi
44. tial screen of the Monitoring mode e To clear the data logger memory select the Clear memory item using theT 4 buttons and press the Ent button After an affirmative reply to the additional alert the data logger memory will be cleared without the possibility to recover the information e Select the Start option with the T J navigation buttons and press the Ent button to launch the measurements The analyzer automatically starts operating with the zero check procedure duration of which should be set in the Parameters menu ref 2 1 4 Fig 2 4 After the zero check procedure is completed the measurement of the mercury vapour concentration starts The zero check 22 Operation manual Light 915 01101 00 00 00 00 OM is repeated periodically with an interval set in the Parameters menu ref 2 1 4 Fig 2 4 Before the completion of the monitoring cycle i e after the monitoring time set in the Parameters menu ref 2 1 4 Fig 2 4 has elapsed the final zero check procedure is always carried out The Monitoring completed message will be displayed Press any button except for the On Off one to display the initial screen of the Monitoring mode If during the measurement the data logger memory becomes overflowed the Monitoring completed message will be displayed To stop the measurement in the Monitoring mode before the measurement cycle is completed press the Esc button An example of the measurements results is shown in Fig
45. yzer This manual contains e List of important safety measures warnings and precautions which you should follow when operating with the analyzer e The intended purpose of the analyzer its basic performance analytical characteristics and operating conditions e Brief description of the physical foundations and the principle of operation of the analyzer and of its design e Functional controls of the analyzer their purpose and operation e Procedures for preparation of the analyzer for operation in different configurations using appropriate operation modes e Procedures for handling the analyzer in all of the operation modes using the display and control unit e Brief description of procedures for analyzer operation using a PC e Procedures for analyzer maintenance e Instructions for troubleshooting ll Operation manual Light 915 01101 00 00 00 00 OM Symbols used in this manual Danger A N Used when failure to observe a safety precaution may result in a serious injury Warning A N Used when there is a danger of a minor injury or a serious damage to the analyzer if you do no follow the precautions Caution A N Used when there is a danger of a minor damage to the analyzer if you do no follow the precautions Used to indicate supplementary information or to call attention to recommendations which may simplify daily operation Safety guidelines Important safety precautions Read these rules completely bef
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