Qulon-12m А&T
Contents
1. 25 To exit menu disconnect test clumps from the bat tery terminals 6 2 Save mode When you enter this menu item you are offered to choose one of two save modes save by default or save by command Move cursor to the desired line Your adjustment is saved automatically Now you can go to the main menu by pressing top button or disconnect Qulon from the battery 6 2 1 Save by default If you choose this save mode Qulon will save the test result automatically right after the result is received Screen view for this save mode is shown in figure 2 If you want to delete just saved result press lower button you will be asked for delete confirmation You can press the top button yes the recorded result will be deleted or press the lower button no and the result will be kept in memory In the last case you will return to the screen of fig 2 6 2 3 Save by command If you choose this save mode Qulon will not save the test result automatically Screen view for this save mode is shown in figure 3 If you need to save just received result press the lower button You will be asked for confirmation to save the result to a designated 26 group and battery number inside group You can press the top button yes the result will be saved you will see message with the group name and battery number inside group and return to the screen of fig 3 Alternatively you can press the lower button2. Group Estimated battery scrolling capacity Result scroll Result battery num Battery voltage ing ber inside group Fig 5 Screen while viewing test results By pressing the upper button one can view the first test result of the next nonempty group Long pressing 22 causes fast group scrolling After last nonempty group is reached result A 1 is shown once more By pressing lower button one can view the next result in the same group Long pressing causes fast result scrolling After last result of the group is reached the result number 1 of the same group is shown To exit the viewing mode disconnect test clamps from battery terminals 5 3 3 Clear memory This menu item is used for complete erasing of test results saved in memory Warning Memory clearing is irreversible action Thus all the results that have been saved in memory will be re moved and their restoration will be impossible Up to 200 test results can be stored in memory If you are going to save test results in memory it is necessary to correlate the number of empty memory cells with prospective quantity of batteries that you wish to test The number of empty memory cells is displayed in the right bottom corner of the display see figure 1 and figure 2 After entering this menu item user is offered to press four times device buttons in the specified sequence To avoid casual removal of saved results the button pressing sequence necessary for cl
3. 20 hours and cut off voltage 10 5 V Switch dis charge on After battery is cut off write down the discharge time and calculate battery capacity using one of two formulas a for device set with stabilized current En 1 T 1 where Em measured capacity A h stabilized discharge current amperes T discharge time hours b for device set with current registration c from 2 0 where Em measured capacity A h I t current changing in time amperes t time T full discharge time hours Calculate calibration coefficient for your battery ac cording to formula K Em Eo Coefficient error could be reduced if you make meas ured discharge for several batteries of the same type and take the average coefficient for the group of batteries 33 7 3 Method of average The method of average is used if making measured discharge is impossible or inconvenient This method is based on the assumption that batteries to be tested are part of some group for example intended for connection in the battery system or already connected in the battery system and on the average have known capacity in the elementary case nominal capacity This method is recommended for use with the new or poorly worn out batteries Connect Qulon 12m with K 1 to each battery of the group and write down the estimated capacity Calculate the average estimated capacity for the group Eav then calculate calibration
4. Qulon 12m has calibra tion coefficient K 1 To recalibrate Qulon 12m you need a determine the value of calibration coefficient for your batteries and b adjust Qulon for work with this coefficient see section 6 3 You have several following possibilities to determine the calibration coefficient 30 A Get coefficient value from the Internet site www qulon com if there is data for your battery type see section 7 1 B Determine coefficient by testing your battery with Qulon and the following measured discharge see section 7 2 B Determine coefficient using method of average after testing a group of batteries with Qulon see section 7 3 C Determine coefficient using method of maximum after testing a group of batteries with Qulon see section 7 4 D Determine coefficient using method of battery his tory after testing batteries with Qulon see section 7 5 7 1 Coefficient from the producer s site Recommended coefficients for some battery types are placed in the Qulon producers Internet site www qulon com They are mainly received by comparing the estimated battery capacity and measured discharge results Before use of such data check battery type for which coefficient is recommended If there is no data for your battery type on the site e mail the your battery information Battery type 31 producer country of production to bat info qulon com May be it would be possible to get newer
5. coefficient for your battery according to formula K E Eav where E nominal battery capacity or capacity less then nominal appointed in view of deterioration of batteries 7 4 Method of maximum The method of maximum is applied if carrying out the measured discharge is impossible or inconvenient It is based on the assumption that in the group of testing batteries for example intended for connection in the battery system or already connected in the battery system the least worn out battery has known capacity in the elementary case nominal capacity This method is recommended for use with the 34 worn out batteries Connect Qulon 12m with K 1 to each battery of the group and write down the estimated capacity Find the maxi mum estimated capacity for the group Emax then calculate calibration coefficient for your battery according to formula K En Emax where En nominal battery capacity or capacity less then nominal appointed in view of deterioration of batteries 7 5 Method of battery history The method of battery history is used during sched uled service of individual battery if carrying out the measured discharge is impossible or inconvenient The method is based on the assumption that in the beginning of the battery service life right after the first connection of Qulon 12m to the bat tery the capacity of the battery is accepted known for ex ample it is considered that it is equal to no
6. current coefficient You will be asked if you want to change coeffi cient After no answer lower button you will return to the main menu After yes answer upper button you will see the screen with current coefficient Pressing upper button in creases coefficient you see the current value on the screen Pressing lower button decreases coefficient again you see on the screen the new value Holding button causes fast coefficient changing After the desired coefficient is on the screen disconnect Qulon from the battery The coefficient is saved in memory It will be used during further capacity esti mations until it is changed once more Any time you test a battery you see the coefficient value in the right top corner of the screen 6 4 Filtration Qulon 12m is equipped with a very effective filter for noise suppression Nevertheless under some circumstances very low signal from the battery very 28 large noise level additional filtration may be needed Message noise see section 4 may be the notifica tion of such situation In case you see this message you can switch additional filtering on To switch on additional filtering enter main menu se lect item options enter options menu and select item Filtering After entering this item move cursor with the lower button to the item advanced filtering and disconnect Qulon from the battery Switching additional filtering off is
7. indicator Qulon 12m has memory for 200 test results For user s convenience test results can be split to groups Maximum number of groups is 26 each group is identified with a letter of Latin alphabet from A to Z A user arbitrarily manages the quantity of results inside group Each test result recorded is identified with a name that consists of a group name and a number inside group If the whole memory were empty the first test result recorded would be named A 1 Next test result recorded will have a name A 2 and so on User can close current group at any time In this case the next test result recorded will be the first in the next group which would be named in the alphabet or der e g B 1 The following memory operations are possible A Saving of test result just received save by com mand mode B Erasing of test result just saved save by default mode C Closing current group next group opens automati cally if current group is not zZ D Erasing all saved test results from memory The following memory operations are impossible 18 A Saving test result to arbitrary chosen group or arbi trary chosen number in the current group B Erasing of part of saved test results from memory C Recording test result to a closed group D Opening closed group All memory operations are made with the help of main menu 5 2 Two save modes Qulon 12m has two save modes save by default and
8. information 7 2 Measured discharge method Warning Measured discharge should be done by the qualified user who studied the present manual and who dis tinctly understands the sequence and probable results of the action Measured discharge method of Qulon adjustment is based on the comparison of estimated battery capacity pro duced by Qulon with calibration coefficient K 1 and meas ured discharge data for the same battery This method is the most correct Nevertheless the accuracy of the method is strongly dependent on the accuracy of measured discharge Therefore you need to use a special device device set for measured discharge with the characteristics not worse then following discharge current stabilization error lt 3 or discharge current registration error lt 1 sampling rate lt 1 minute automatic cut off with cut off voltage 10 5 V automatic discharge time registration error lt 1 To get the most accurate result keep the battery under room temperature for time needed for temperature equalizing Charge battery in full and keep it under float charge at least for 24 hours Disconnect battery from the charger and from any loads After 20 30 minutes or 32 later connect Qulon 12m adjusted for work with K 1 to the battery see section 3 2 Write down the estimated capacity Eo Connect the battery to your device for measured dis charge Set the discharge current to receive discharge time about 15
9. made similarly Warning Advanced filtering needs time so the ca pacity estimation under this mode takes about 4 seconds Therefore do not use this mode if there is possibility to work with basic filtering Warning Advanced filtering influences the capacity estimation Therefore under this mode the estimated capacity may differ slightly from the value achieved under basic filter ing 6 5 Language Qulon can issue messages using several at least two languages Consult your dealer concerning your particular version To change message language enter main menu choose item options choose item language Now you see the current language Choose desired language by 29 pressing lower button To exit menu disconnect Qulon from the battery 7 Calibrating Qulon how to determine right coefficient value Qulon 12m is calibrated at the factory with the use of average characteristics of 12 volt lead acid batteries Some specific battery may need some other calibration To diminish capacity estimation error user can recalibrate device for test ing of some specific battery type or confirm the validity of factory calibration User can do Qulon 12m recalibration by changing the calibration coefficient Qulon 12m calculates the estimated battery capacity according to the following formula E Eo K where Eo estimated capacity without user s correc tions K calibration coefficient When issued from the factory
10. received test result The user can agree and the result will be erased or disagree and the result will be kept in memory before entering menu Main menu has four items The view of main menu is shown on figure 4 Pressing lower button brings cursor to next line Pressing upper button enters the menu item specified by cur sor First three menu items serve for memory operations the last one for device adjustment 20 Enter menu item Cursor movement Fig 4 Main menu To exit menu disconnect test clumps from the bat tery terminals all adjustments are saved automatically 5 3 1 Close group This menu item is used for closing current group of test results After entering item a question close group will ap pear If you answer yes by pressing upper button you will see the message Group X closed After it device goes to the main menu If you answer no by pressing lower button the device goes to main menu without closing group If you try to close the last group Z you will see a message no groups available All test results saved 21 after it will be in Z group If you try to close the empty group you will see the appropriate message The empty group cannot be closed 5 3 2 Records This menu item is used for viewing saved test results After entering this menu item the screen view is as in figure 5 There is an A 1 test result shown on the screen
11. screen If a battery voltage is between 12 6 volt and 14 volt Qulon shows a battery voltage on the screen and begins the process of capacity estimation Attention Qulon feeds from the battery under test That is why the battery voltage shown on the screen can dif fer from the open circuit voltage measured by multimeter 3 2 5 Battery capacity estimation If a battery voltage is between 12 6 volt and14 volt Qulon automatically starts battery capacity estimation Capacity estimation needs time The value appears on the screen after 1 2 seconds 4 5 seconds if additional filter ing is applied see section 6 4 Please wait until capacity value appears After capacity is estimated Qulon shows the ampere hour value of the battery and switches on the screen light for 10 seconds 13 3 3 Qulon s screen during battery capacity estimation If battery capacity estimation was successful the ca pacity value is shown on the screen This result can be saved in memory Qulon 12m has two saving regimes save modes saving by default result is saved immediately after it appears and saving by command one needs to push button for saving Detailed description of both saving options is made in section 5 2 The screen view is shown on the following figures de pending on chosen regime 3 3 1 Screen under save by default mode Figure 2 shows screen view for the case when save by default mode is chosen Left part of th
12. testing large amount of batteries The battery capacity estimation is based on the de pendence between battery capacity and battery ability to con duct electric current Battery capacity indicator sends a test pulse to a battery and analyses the battery answer Qulon 12m utilises the most up to date method of battery capacity estimation taking into account the multifrequency battery re sponse to test pulses Different battery producers use different technologies and battery designs Therefore the dependence between test pulse form and value and battery answer form and value could be slightly different That is why Qulon 12m is not a high precision device for capacity measurement It estimates battery capacity basing on electrical measurement and 5 some algorithm saved in Qulon s microprocessor Qulon 12m is calibrated on factory Using this calibra tion you can estimate the capacity of any 12 volt lead acid battery Experienced user can reduce capacity estimation error by device recalibration basing on the battery with known capacity 1 Safety precautions Unpack Qulon 12m and check if there are any trans port damages If any appeal to your dealer or the transport company Attention Lead acid battery under test is a source of possible danger Battery terminals shorted with any metal detail could cause burn or fire Please adhere to battery maintenance and service rules If battery under test is a part of high voltage bat
13. 0 or 15 This is usual the battery will increase capacity after several cycles or several months under float charge 3 2 Battery capacity estimation with Qu lon 12m 3 2 1 Device placement Qulon 12m can work in any position horizontal or ver tical To avoid device errors do not use it near the sources of large electromagnetic noise 10 3 2 2 Battery preparation Correct estimation of battery capacity can be achieved for fully charged batteries only Therefore the battery should be fully charged before test Normally you need do disconnect battery circuit before test During test the battery should be not connected to charger or load If a battery has been charging or a battery was connected to some devices with automatic charger e g UPS 15 20 minute pause should be made If battery terminals are dirty or oxidized clean them 3 2 3 Connection to a battery Battery capacity indicator Qulon 12m is supplied with special test cables that use four wire Kelvin connection to a battery Two halves of one red or black clamps are insulated from each other Verify that clamp halves do not have other connection with each other except battery terminal Observe polarity when connecting to a battery Con nect red clamp to positive battery terminal and black clamp to negative terminal Qulon has reverse polarity protection device will not switch on if you mistake Attention Applying voltage between clamp ha
14. Lead acid battery capacity indicator Qulon 12m User s manual 2005 1 Thank you for purchasing Your lead acid battery ca pacity indicator Qulon 12m is destined for fast battery capac ity estimation With the help of the device you can test new or used 12 volt lead acid batteries This will help you to con demn defective batteries or batteries that have lost capacity With Qulon 12m you will always keep your battery systems in perfect working order Qulon 12m is designed for years of reliable work and does not need any service Please read this manual It contains significant in structions for using battery capacity indicator Following this manual you will keep device working and your batteries ready to take critical loads Keep this manual In contains important safety pre cautions and warranty information Contents Introduction 4 1 Safety precautions 5 2 General description 6 3 Battery capacity estimation 7 3 1 What is battery capacity 7 3 1 1 Dependence between battery capacity and discharge current 7 3 1 2 Battery capacity and battery state of charge 8 3 1 3 Temperature dependencies 8 3 1 4 New batteries 9 3 2 Battery capacity estimation with Qulon 12m 9 3 2 1 Device placement 9 3 2 2 Battery preparation 10 3 2 3 Connection to a battery 10 3 2 4 Battery state of charge 11 3 2 5 Battery capacity estimation 12 3 3 Qulon s screen during battery capacity estimation13 3 3 1 Screen under
15. e screen contains icons describing button functions Menu enter press upper button to enter menu see section 5 Delete result press lower button to delete just saved result you will be asked for delete confirmation The centre of the screen is occupied by estimated capacity and battery voltage If it was not possible to estimate capacity the alarm message is sent to this screen zone see section 4 14 Battery capacity measured in ampere hours Battery voltage measured in volts Right part of the screen the zone of inversion con tains additional information Current group Battery capac ity Delete result Battery volt Number age inside group Memory cells free Fig 2 Screen under save by default mode Coefficient the multiplier calibration coefficient used to estimate capacity see section 6 4 Current group the group to which just received test result was saved memory organisation is described in sec tion 6 2 Number inside group the number of just received test result inside current group Memory cells free total number of test results that can be saved in memory not more then 200 15 3 3 2 Screen under save by command mode Figure 3 shows screen view for the case when save by command mode is chosen When this mode is used just received test result is not saved There is no battery name group and number in
16. earing 23 memory varies for each time the device is connected to a battery 5 3 4 Options This menu item is used to change device operating modes All adjustments are kept in the flash memory of the device until their following change Flash memory holds its content without the need of a power supply Qulon 12m adjustment is described in the following chapter of the manual 6 Adjusting Qulon Qulon 12m is issued completely adjusted and can be used for lead acid batteries diagnostics right after purchases By manufacture Qulon 12m is adjusted as follows Save mode by default Calibrating coefficient k 1 00 Filtration basic filtering Language of messages English The user can change factory adjustments It is rec ommended to study the present manual before any adjust ment of Qulon 12m 24 6 1 Options menu To change adjustments it is necessary to connect Qulon to a battery and after the device will estimate its ca pacity or will give out the message press the top button icon M menu entrance to enter the main menu In the main menu press lower button three times to note last menu item Options and the top button to enter menu of adjust ments The view of options menu is presented in figure 6 Pressing lower button brings cursor to next line Pressing upper button enters the menu item specified by cur sor Enter menu item Cursor movement Fig 6 Options menu
17. ity estimation 12 6 to 13 9 B 4 Battery testing time under basic filtering mode up to 1 5 s 5 Powered from the battery under test 6 Test cable length 0 6 m 7 Weight 0 3 kg 8 Dimensions without cable 135 x 70 x 23 mm 9 Working temperature range from 10 to 35 C 10 Humidity up to 95 without condensation 11 Display type graphical LCD 37 Warranty The manufacturer warrants Qulon 12m to be free of defects in parts and workmanship for one year from date of shipment a two month limited warranty applies on test ca bles and not more then 15 months from the date of produc tion If it becomes necessary to return the device for service during or beyond the warranty period contact the Customer Service at service qulon com Describe your problem in details may be it would be possible to solve it by e mail and request the address for shipment The sender is responsible for shipping charges freight insurance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or unauthor ized repair or modification The manufacturer is not being liable for any direct in direct incidental or consequential damages The manufac turer s total liability is limited to repair or replacement of the product The warranty set forth above is inclusi
18. lves is not allowed Capacity estimation is correct only in case if 11 device clamps have secure and reliable connection directly to battery terminals Connect test clamps directly to battery ter minals Never connect clamps to wires or nuts that have con nection with the terminal Do not connect clamp to a terminal by touching it with a side surface of a clamp Correct Not correct Not correct Me Fig 1 Connecting clamp to a battery terminal If the contact is not good Qulon sends an appropriate message to the screen see section 4 When such message appears disconnect clamps from terminals clean terminals and connect clamps once more Attention Qulon feeds from the battery under test To avoid battery discharge disconnect device from the battery after test 3 2 4 Battery state of charge Qulon 12m estimates capacity for fully charged bat teries only The battery under test should have voltage not less then 12 6 V If a battery is deeply discharged voltage less the 9 V device will not switch on 12 If a battery is not fully charged voltage is more then 9 V and less then 12 6 V device shows a message Voltage low and battery voltage at the screen In this case discon nect clamps from the battery and charge the battery in full according to the battery manual If Qulon is connected to a battery with voltage larger then 14 V a High voltage warning and battery voltage would be shown on the
19. minal capacity During further service battery capacity estimated by Qulon 12m is compared to this value Connect Qulon 12m with K 1 to the battery and write down the estimated capacity Em1 then calculate calibration coefficient for your battery according to formula K E E1 where E nominal battery capacity or capacity less then nominal appointed in view of deterioration of the battery 35 8 Appendix test cable checking Qulon 12m is equipped with special cables with clips utilizing four wire Kelvin connection At the negligent treat ment for example a detachment from the device by pulling by a cable they could be damaged If you have any doubts about cables it is possible to check them up using a digital tester as follows A Attach cable to Qulon 12m B Disconnect halves of both clamps from each other for example by installing a piece of cardboard or plastic be tween halves C Switch tester to a diode testing D Connect tester wires to the halves of black nega tive clamp you should have from 0 4 to 0 7 V in both direc tions E Switch tester to resistor testing F Connect tester wires to the halves of red positive clamp you should have more then 20 kOhms in both direc tions 36 9 Specifications 1 Working voltage range 9 V to 15 V 2 Recommended range of nominal capacity of bat teries to test 0 9 to 350 ampere hours 3 Battery voltage range for battery capac
20. nd state of charge Capacity is the quantity of electricity that a fully charged bat tery can deliver State of charge is a characteristic giving in formation on the degree to which the capacity is filled For example 33Ah battery can contain 33 A h if a battery is fully charged and 10 A h if the battery charge is not full Qulon 12m estimates capacity of fully charged battery and can be used to determine state of charge 3 1 3 Temperature dependencies While testing battery under low or high tem perature dependence of battery capacity from the tempera ture should be taken into account Qulon 12m always shows the capacity that a battery could deliver during next discharge under the same condition That is why if you get estimated capacity under plus 20 C as large as 20 Ath 9 you should not be surprised if the same battery will deliver only 10 A h during discharge under minus 20 C Factory calibration of Qulon 12m is conducted for use under room temperature about 20 C Therefore in order to get most precise results of battery capacity estimation keep batteries under room temperature before test for the time needed for temperature equalising 3 1 4 New batteries The majority of lead acid batteries increase capacity after their first discharge charge cycles That is why while testing absolutely new batteries the batteries that never were charged or discharged you could get estimated capacity less then rated may be by 1
21. no and the result will not be saved You will return to the screen shown in fig 3 6 3 Calibrate coefficient adjustment Warning Lead acid battery capacity indicator Qulon 12m_is_a_ complicated device Therefore its recalibration should be made by the qualified user who studied the present manual and who distinctly understands the sequence and probable results of the action Qulon 12m is calibrated at the factory with the use of average characteristics of 12 volt lead acid batteries Some specific battery may need some other calibration To diminish capacity estimation error user can recalibrate device for test ing of some specific battery type or confirm the validity of factory calibration User can do Qulon 12m recalibration by changing the calibration coefficient Qulon 12m calculates the estimated battery capacity according the following formula E E K where E estimated capacity without user s correc tions K calibration coefficient When issued from the factory Qulon 12m_ has 27 calibration coefficient K 1 To recalibrate Qulon 12m you need a determine the value of calibration coefficient for your batteries see section 7 and b adjust Qulon for work with this coefficient save this coefficient in Qulon s memory To change calibration coefficient enter main menu select item options enter options menu and select item Calibrate After entering this item you will see the
22. on 3 1 What is battery capacity Battery capacity is an electrical charge quantity of electricity that battery can deliver under specified conditions Usually battery capacity is expressed in ampere hours A h or Ah Capacity equals to discharge current in amperes multi plied by discharge time in hours Battery producers rate nominal battery capacity for some standard conditions Usu ally but not necessary these conditions are 20 hour dis charge time 20 C discharge temperature and 1 75 V final battery voltage voltage limit at which discharge is considered to be complete 3 1 1 Dependence between battery capacity and discharge current Charge that a battery can deliver depends on the dis charge current discharge time If discharge current grows discharge time decreases the battery capacity decreases This dependence is an individual property of a specific bat tery The dependence between relative battery capacity and discharge time for LCL 12V33AP battery is given in the table below Discharge time Relative capacity hours 0 1 37 0 3 48 8 Discharge time Relative capacity hours 0 7 53 1 9 76 4 2 84 9 2 92 20 100 Qulon 12m always shows capacity for 20 hour dis charge time If you discharge your battery during smaller time the capacity will reduce 3 1 2 Battery capacity and battery state of charge We need to distinguish capacity a
23. save by command Under save by default mode just received test result is saved automatically It can be erased by pressing lower button Under save by command mode just received test re sult is not saved automatically It can be saved by pressing lower button User can choose save mode with the help of options menu Chosen mode is valid for next tests until it is changed Under both modes saving is performed only if A Battery capacity estimation was successful or B Qulon sent one of messages capacity low capacity high voltage low and voltage high If other messages appear test result is not saved 19 In A case see above the following information is saved estimated capacity calibration coefficient for current test battery voltage group name and number inside group In B case the appropriate message is saved instead of estimated capacity If there are 200 test results saved in memory a mes sage memory full is displayed After this message saving is impossible During next test the number of free cells in mem ory in the right bottom corner of the screen is 0 User should clean all memory in order to start saving test results again 5 3 Main menu After the battery capacity was estimated or alarm message shown the user can come into the main menu by pressing the upper button If save by default mode is on user will be advised to erase just
24. save by default mode 13 3 3 2 Screen under save by command mode 15 4 Alarm messages 15 5 Memory 17 5 1 Memory organisation 17 5 2 Two save modes 18 5 3 Main menu 19 5 3 1 Close group 20 5 3 2 Records 21 5 3 3 Clear memory 22 5 3 4 Options 23 6 Adjusting Qulon 23 6 1 Options menu 24 6 2 Save mode 25 3 6 2 1 Save by default 6 2 2 Save by command 6 3 Calibrate coefficient adjustment 6 4 Filtration 6 5 Language 7 Calibrating Qulon coefficient determination 7 1 Coefficient from the producer s site 7 2 Measured discharge method 7 3 Method of average 7 4 Method of maximum 7 5 Method of battery history 8 Appendix test cable checking 9 Specifications Warranty 25 25 27 28 30 31 33 33 35 36 37 4 Introduction The life of lead acid batteries is limited to several years and while working batteries loose capacity When the battery capacity becomes unacceptably small battery needs to be replaced It is exceptionally important to determine correct time of battery replacement If a battery is replaced too early the owner of a battery looses money If a battery is replaced too late the loss could be even larger Qulon 12m lead acid battery capacity indicator is a device for battery capacity estimation With Qulon one can sort 12 volt batteries by their capacity and reject batteries that have lost capacity Memory for keeping test results helps user during
25. side group on the screen The function of the lower button is changed Save result press lower button to save just received test result you will be requested for save confirmation Fig 3 Screen under save by command mode 4 Alarm messages Sometimes mainly if the battery is not properly pre pared for testing Qulon 12m fails to estimate capacity If this happens alarm message appears on the screen describing the reason for the fail 16 All alarm messages with their possible causes and recommended user actions are listed in the following table Message Possible cause Recommended actions Contact Bad contact be Disconnect clamps tween any of test clean terminals and clamps and bat connect clamps once tery terminal more Capacity Battery capacity is below 0 5 Ah Qulon low can t estimate it Capacity Battery capacity is too high may larger high then 350 Ah Qulon can t estimate it Voltage Battery is dis Charge battery in full low charged and try once more Noise Large noise If a battery is con capacity estima nected to a charger tion is not possi disconnect it If you are ble working in a room with high level of electro magnetic noise change the place or switch to additional filtering Voltage Battery voltage is Ensure that the battery high too high is disconnected from the charger 17 5 Memory 5 1 Memory organisation Battery capacity
26. tery system and battery test is conducted without battery disas sembly be especially careful Do not connect test clamps to several 12 volt batteries connected in series If such case device will not switch on If summary voltage exceeds 400 volts device could be damaged Qulon 12m is a complicated device Do not try to dis assemble it There are parts that need service inside The device should be repaired only by certified personal 6 Attention Do not use device with back lid opened 2 General description There is a LCD display in the center of Qulon s front panel It is used to show ampere hour capacity battery volt age and additional information adjustment coefficient num ber of recorded measurements and current croup of records Qulon has memory for recording results of battery tests The maximum number of recorded results is 200 User is free to separate recorded results to as many as 26 groups If it is impossible to estimate battery capacity because of some reasons alarms are shown at the display There are two control buttons on the front panel to the left of display Right panel of Qulon is the place for test cable con nector Qulon is supplied with special test cables that use four wire Kelvin connection This type of connection is used in order to diminish contact resistance influence on the devise results There is a connection diagram under the back lid of the device Fe 3 Battery capacity estimati
27. ve and no other warranty whether written or oral is expressed or im plied 38 Type Qulon 12m Serial number Manufactured i 200_ Signature
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