PDF Instruction Manual
Contents
1. HPF passage FFT frequency analysis gt 0 60 120 180 240 Hz Preparation before use 9 1 1 Names and functions of parts 99 1 1 1 Main unit Parabolic antenna Trigger Red button To turn on push 2 seconds or more e MK 720 detects while you push this button LCD screen It displays measured data etc Function button 1 Blue button To memorize data To change settings Earphone Jack You can check discharge through earphone Sensor inside Laser pointer It lights on checking Buzzer It sounds for alarming Function button 2 White button To turn off To change range To change setting items USB jack MK 720 can output data via USB cable 222 2B OW No 001 PES m p I Displayed item Discharge component rate Intensity rate of double frequency of power supply to total intensity Converted sound pressure of double frequency of power supply Level meter for total ultrasound 10 step display at measuring range Frequency of currently measuring power supply Type of memory data L Rate of double frequency Converted rate from ultrasound to sound pressure of double frequency W Waveform FFT spectrum Index number of data which will be memorized next Can be chosen by pushing L and W button Memory indication It i2. If you have long hair bind it at the back and roll it up to avoid the risk of hair getting entangled in any moving parts while working with operating machines Always wear appropriate safety equipment helmet dust proof goggles safety shoes Insulated glove etc a Always wear a helmet when working in places where there are obstacles near head level Q Wear proper safety shoes with steel toecaps and oil proof soles Do not wear ill fitting work clothes especially if very loose Also make sure to button up or hook up the sleeves of your work clothes so that they cannot get entangled in any moving machine parts Never work with the checker after taking medication with strong side effects non prescription drugs or alcohol Cautions on use Since this checker is a precision device if it is improperly used or roughly handled it may become damaged or fail to save data correctly To ensure proper use of the checker carefully read and observe the following cautions Do not continue using the checker when there is battery completely drained Data may be lost or corrupted Replace with a new battery immediately when the battery charge is very low O Do not leave the battery connected when the checker is left unused for a long time Liquid may leak from the battery Leaking liquid may damage the checker Use the checker only under the following conditions Temperature 0 C to 40 C e Humidity range 10 to 85 No condens
3. ar LS 0 9 When you release red button laser pointer stops OE 2 2 2 Range switching You can switch range by pushing white button at sensing while you are pushing red button a Range switching cannot done while MK 20 is not sensing Range switching order is as follows AUTO L low M middle H hi gh gt AUTO At AUTO range setting MK 720 switches range from L And if sensed value is high automatically switch range to M and to L At the case that you start checking again after you stopped MK 720 at AUTO range setting start sensing at L range Range setting AUTO L M H is kept after turning off MK 720 starts sensing at range memorized at previous sensing A In the case MK 720 displays OVER at fixed range setting such as L M and H it means scale over Switch to higher range 2 2 3 How to memorize data Data is memorized by pushing blue butto while data is hold at idle state Data memorizing cannot be done at sensing state While you push red button Max imum hor y volume and memory contents contents Maximum volume Double frequency rate Converted value from of 500 double frequency ultrasound to sound pressure records Date of measuring Waveforms of enveloped ultrasound FFT 10 sets spectrum Top 10 values Date of measuring of record You can choose L and W by pushing white button at idle state MK 720 stores data under data number which is displayed on screen Dat
4. After this operation seconds goes to 23 45 16 ik l To transition from time setting screen to MEMQRY CLEAR screen push white button MK 720 transitions from MEMORY CLEAR screen by pushing white button 2 To move cursor push white buttonf ss gt hh gt mm gt yy gt mm gt dd gt ss Chapter 2 Operation and checking 2 1 How to check Power distribution box etc Point MK 720 at the object staying 1 1 5 meter away from the object Please open the door of object power distribution box etc at checking ARE MN ein There is danger in checking objects of high voltage at hot line condition Keep safe distance from object 2 1 1 How to use ultrasonic sensor MK 720 has directivity Power distribution box etc Check discharge with identifying sensing points cond on each sensing points 2 1 2 Recommendation of use of earphone We recommend using earphone while checking to reduce burden of checking If you hear low sound from earphone see screen ZN K 720 automatically turns off after 5 minutes of no operation 2 2 Checking operation by button 90 2 2 1 Sensing Push red button a MK 720 continues checking while you keep pushing red button After you release red button MK 720 indicates data you checked last MK 720 start sensing again by second push of red button O E A MK 720 points sensing area by laser n y
5. under 4 2V Battery life Continuous 8 hours at 0C to 50 C 0 ti t t perating temperature 4 _ 40 10 85 No condensation humidity Other specifications Storage temperature humidity Dimensions W174 x H 268 x D 98 mm Approx 400g batteries are NOT included 10 50 C 10 85 No condensation Mass 5 2 Outside view 5174 ef Ne 143 268 p 28 DZ Trigger er Kant Button 1 2 zone 21 5 3 Standard configuration Corona discharge checker MK 720 AA Alkaline dry battery LR6AG USB cable KU SLAMB510BK Communication software MK 9804 in 1 CD p EEE BE ern man 5 4 Option Reference oscillator MP 161 Carrying bag MK 9702 Carrying case MK 9703 2 2
6. and restart with procedure written in 1 Red By pushing red button me 2 seconds and more MK 720 transitions from any screen of setting mode to measuring mode Setting values which are finally displayed are memorized for this operation Setting values which are finally displayed are NOT memorized by turning off by automatic power off or turning off with pushing white button EJ for 2 seconds or more 90 1 4 2 Initial setting There are 4 items in initial setting Contrast of display Alarm level setting Frequency of power supply of object e Clock setting Screen of MK 720 transitions in the order showed below after turning on at setting mode Settings CONTRAST White Contrast of display White SY Settings ALARM LEVEL 10 Settings MEMORYCLEAR Memory clear Alarm level setting Needless at initial setting White White Settings Settings FREQUENCY 6 Q Hz Frequency of power supply 12 09 01 2 3 45 16 Clock setting Setting of contrast MK 720 displays Settings CONTRAST first after turning on at setting mode It is for adjusting of contrast You can make dark by pushing blue button CONTRAST 12 steps After push at darkest setting screen goes to brightest one white MK 720 is set at current contrast setting by O one push of white button MK 720 transitions to Alarm level setting It is for setting alarm level You c
7. controllers 3 2 How to use download sheet Excel files Open MK 720 data download sheet MK 720 requires Microsoft Excel version Excel 2002 2003 2007 and 2010 at use of Excel software MK 720 data download sheet xls file is stored in CD included in standard configuration of MK 720 Please utilize after downloading to your computer Macro function should be enabled to use MK 720 data download sheet See page 28 to check details EP z AAA He Ln A Pa a e mes 2 Set COM number which is noted at installation of driver software on USB serial port of download sheet 17 Connect USB port of computer and that of MK 720 with USB cable oa N Turn on MK 720 by pushing red button Ll for 2 seconds or more MK 720 will automatically display USB DOWNLOAD USB DOWNLOAD Ready Click Download button on Download sheet Downloading shall start ii E 1 WE 720 Data Download Sheet a io coms re r Puin i Worsham FIT Sprdrom Top i CLAI FTT Speci IST li Luz e ee Lu mm ma La malhe ha Freni Teams Li Frenka E Ma freou r m al o Int E d HI ci I I Y 4 li la E i If E r Ir at I p 1 4 Il E ti gt E oe ra 14 i 1 z0 FE 5 31 Be criar NAAA aa e _ ZE 103 7 zt casca ee Dan est 75 i FE sa EX Fig EA i EoD AAA art _ sa gs EN 132 Dr En ala SE AA NAO
8. for this hardware MK 720 USB Serial Converter has not passed Windows Logo testing to verify its compatibility with Windows XP Tell me why this testing is important Continuing your installation of this software may impair or destabilize the correct operation of your system either immediately or in the future Microsoft strongly recommends that you stop this installation now and contact the hardware vendor for software that has passed Windows Logo testing Gal Continue Anyway a gt Installation of driver software shall start Click Finish button after completion of driver software instal lation Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for MK 720 USB Serial Converter Click Finish to close the wizard Cancel 14 Found New Hardware Wizard shall be displayed after clicking of Finish instep 8 Choose Install from a list of specific location Advanced and click Next loun Naw l larchara ro Wizard Welcome tn the Found New Hardwwe Wizard TA Mey bce cd mete kb TASS S a Fiat 2 If pour hardware cona with on installation CD E u ges hk maalil rr whe ca du vari le card bo co Gints tesse ado maca l ecw H Er es tica Install in the same way as procedure showed from 5 to 17 11 Click Close button after completion of driver software installation Found New lardware Wiza
9. mt i sit z ve 10 En cala rsa za ee sc in eT 0 EA Ti 1 cele SRA NA a aT iz En 12 ES cele sr pog sr enzo et _ aT 54 DE 15 Be ee mn Seren oe Ta O Y L Ba EN Ti eee eee ea Castel et E aa 153 2 BR lee we es E Eri an 10 si 16 RO EA AO r at E di HA 173 E ON A er Seb TAE _ Wok AR F20 Gnade U 18 6 To clear currently displayed data click Clear button va i a Tex Tort DR etici saves HIRE zb Cid ae 20 oe _ f r a Ser m mal k Sat i fies ui LI fe SE LR 1 METZ Dom Command Entel i Lu 7 fue b INI wT emi 5 Mt Mm int p 1 1 Toe We Melvin ULE E E 1 1 Il 1 y T i Freza ra list H Tk 1 i Faylb u 5 at i s 1 y PER Miani ian tet CNS COCOS SELES SCE SSA Benne z L a O EEN a ERSU RO Vi 1 DE 1 uu Lo 1 gt IE LS OOOO AA y ee ie 1 Be hi i ES E 1 r au I I Porca oe ESSI ASA L e Porn damos OO O EOS 1 1 1 1 1 1 I 1 1 1 1 1 1 y Persone lane carie nr dl 1 o MIDA CI Chi Ni la 1 i E 1 ICA LS TAS iar To store downloaded data save datasheet with naming amp gt Data stored in MK 720 is not cleared by downloading To clear data in MK 720 do in procedure written in page 12 OlTo enable macro function Computer may display warning about macro function at opening downloading sheet Excel file Set ma
10. MI v 041 2 00 ENS Instruction manual for Corona discharge checker MK 720 H SIA JFE Advantech Co Ltd Introduction Thank you for purchasing Corona Discharge Checker MK 720 hereinafter called the checker To ensure your safety and prevent the danger please read Safety Cautions carefully and make sure to use the checker correctly eJFE Advantech cannot accept any responsibility for misuse of this product for any damaged to the product that occurs during use for any defects or for any damages resulting from use of this product except in cases where it can be proven legally responsible for these eJFE Advantech cannot accept any responsibility for damages or financial losses resulting from loss of data caused by failure or repair of the checker battery drainage or any other reasons We recommend that critically important data be backed up on multiple data storage media In addition under any circumstances we cannot accept any responsibility for loss or damage of data stored in the instrument eSpecifications and functions of this product including accessories are subject to change without notice for the purposes of continual improvement e The contents of this users manual are subject to change without notice elf you find any errors in this manual or find its contents difficult to understand please contact us eJFE Advantech cannot accept any responsibility for a damages or financial losses resul
11. a of L and W is stored under each different number Data number is automatically issued and data number increases one by one You can freely change data number Only at non measuring condition 1 MK 720 switches into data number O changing mode by pushing blue Blue button O for 2 seconds or more button And it will return to normal mode DATA INDEX by one bi pushing of blue button L No 0 2 5 2 You can change number which is on Dix cursor 3 MK 720 does not return to normal mode when number you set is out of range L range 1 500 W range 1 10 1 You can choose digit position by O pushing white button White button 6 MK 720 indicates Overwrite in the case that MK 720 has data under data number which is currently indicated By pushing blue button data is overwritten By pushing white button overwriting is suspended 2 2 4 Clearing of memorized data Clearing of memorized data can be done at setting mode Turn on at setting mode Push red button Mana white button O Push white button Ef four times to transition to Settings MEMORY CLEAR To clear memory push blue button II O This is applied to all data Blue All data is cleared by this operation MEMORYCLEAR C To transition to Setting CONTRAST White without clearing memory button push white button C Chapter 3 Data communication MK 720 is able to send memori
12. an set from 0 to 50 ALARM LEVEL After push at 50 setting value returns to 0 10 To cancel alarm set it 0 mio O gt MK 720 is set at current alarm level setting by one push of white button MK 720 transitions to Frequency of power supply White er turning on at setting mode Set power supply frequency used in operation area 50Hz or 60Hz FREQUENCY 6 OH MK 720 is set at current frequency by one push of white button ar MK 720 transitions to Clock setting Clock setting P MK 720 displays Settings yy mm dd hh mm ss after three push of white button Y after turning on at setting mode CD lt To set clock of MK 720 gt 1 Turn on at setting mode 2 Push white button three times to transition to clock setting mode 3 Push blue button for 2 seconds or more Cursor on screen appears after releasing of button 4 Move cursor by pushing white button LL f 5 Change values by pushing blue button Dl 6 Move cursor on space for seconds and push blue button 7 Transition to MEMORY CLEAR screen by pushing white button Dl Do not push white ute les to make MK 720 turns off 8 To transition from MEMORY CLEAR screen to CONTRAST screen push white button 1 To transition toc setting screen DU push blue button for 2 seconds or Blue more button 2 To set clock push blue button when 12 09 01 cursor is on space for seconds
13. and click Next Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for ME 20 USE driver If your hardware came with an installation CD lt or floppy disk insert it now What do you want the wizard to do Click Next to continue 5 Choose Search for the best driver in these locations and check on boxes Search removable media floppy CD ROM and Include the location in the search Click Browse button and choose the folder which has driver software Most common choice is MK 720_USB_driver Click Next button after selection of folder Found New Hardware Wizard Please choose your search and installation options eS 2 Search for the best driver in these locations Use the check boxes below to limit or expand the default search which includes local paths and removable media The best driver found will be installed Search removable media floppy CD ROM Include this location in the search E ME 20 US6 driver e Dont search will choose the driver to install Choose this option to select the device driver from a list Windows does not guarantee that the driver you choose will be the best match for pour hardware 13 6 Click Continue anyway Please neglect warning dialogue window for this case Hardware Installation The software you are installing
14. ark UL yvu Wun pL ver Li Adel erremenerceracenicats Fon gn fs probe W Set us parental controls for any user Polwork und Irtermel Znane totr Iren Vaw pevu t slas artu asis Shau negra ard sareng 7 Hurdwate ond Suun View dress ard praters Programs Ir nal a panmur Appcarunce und Purzuralizulien Thonge tac thome slap Porrera te uliver lock Lunqueye urd Region Thinge keyboares orcher input metrocs Fase n Mareas 2 Vidia y yes ulig Sotimize visus disalay 7 Click Devices and Printers on Windows 7 and do Device Manager on Windows Vista On Windows 7 On Windows Vista Corto Pane lore o la Soares and amara E Devices and Prinzers i A Gana psa Mair dalyse ticuze Symer and Security are 67 Weir Nanscer ue Kaykaa u Heteork and stare Sa Chea cra back ore e mn Hora and Seema a Autofizy x 5 o Charce rrfaitretinge jar rada m rice Preerance Eloy IN perdona nalia adunita dl User Acccurt and Pers by Rate i found gt Gdjurt ter vo Are ra SS dur posteri volume Dil Charce ynan cards Marsqe totic devices Uenerana andren para DI op dag rad are Toriko Ciech Lengeage ore Region dy Fame Dinos Sat op LIU geet const arc AT Chores possa uniig ya Charge wast the au buttons co Feguiea pemci waen the compute makes Chorea curro the camputer re pe Windows kiedo lune fat E dep nn ie be A A Vista Turks uiai lat reach Per and fipul Devices Charge Wb at saps
15. ation E MK 720_USB_driver Y Include subfolders gt Let me pick from a list of device drivers on my computer This list will show installed driver software compatible with the device and all driver software in the same category as the device era 11 Click Install this driver software anyway at the case that security warning window appears E Windows Security s J x Windows can t verify the publisher of this driver software Don t install this driver software You should check your manufacturer s website for updated driver software for your device Install this driver software anyway Oniy lie woes our manufacturers website or disc Unsigned software from other sources may harm your computer or steal information iv See details Installation of driver software shall start Fi Click Close button Ea Windows has successfully updated your driver software Windows has finished installing the driver software for this device MK 720 USB Serial Converter 14 Open Control panel to install USB serial port 1 1 15 Right click USB Serial Port in Other devices at Device Manager and click software Update driver In the case that you cannot find Update Driver Software please retry after a few seconds later File Action View Help es m HBH m eRe 43 Human Interface Devices qj IDE ATA ATAPI controllers gt 3 Keyboards gt F Mic
16. ation If the checker is used out of this range it will become damaged Avoid using the checker in the following places Otherwise the checker may become damaged Places where static electricity accumulates Places subject to very high or very low temperatures Places of high humidity Places subject to sudden temperature changes Places with a lot of dust Do not place the checker in high temperature such as in the car during the daytime in summer Do not place any heavy objects on the checker Do not disassemble the instrument Otherwise the checker may be damaged Do not insert or allow foreign matter inside the connector Do not spill liquids including water over the checker Cautions when discarding When discarding the checker please comply with the laws or regulations of local government in your country vi Table of Contents Introduction The outline and measurement principle of the instrument 1 Chapter 1 Preparation before USE iii 2 1 1 Names and functions of parts eo a aaa cia a a a eer ee aan 2 1 2 How to set dry battery A RON 4 1 3 To turn on and to turn off CI RIE ER ERRE TE EEE ETA EROI ENTI Sina fay as 5 1 4 Initial setting an Sr ica eu ea a A A a 5 Chapter 2 Measurement and operation aaa E REI STEIN ala 9 2 1 The method of measurement SR ub aa a o a a E E a a Da 9 22 Button operation EA NN 10 Chapter 3 Data communications A A Aa 13 3 1 Hardware requirement e O E de aa me tas 13 3 2 Installati
17. cro or contents enable for this case 1 For Excel2007 and Excel2010 Click Enable content button on yellow bar on the top of display MK 720downloadsheet Compatibility Mode Fa 3 re ome Insert Page Layout Formulas Data Review View ca ut A v E amp Arial Y 12 A A gt gt Brn Sa Copy 7 aste rt ese 7 GP Format Painter B U Eii S 12 i Geter Font Alignment Number Al C fe MK 720 Data Download Sheet m B D E F G H I al K MK 720 Data Download Sheet Download No 4 N Time AA E E ASA EOR aes aan CET Cnacrtrim 2 2 For Excel2003 Click Enable Macros button on security warning window as showed below Security Warning FAME F20downloadsheet xls contains macros Macros may contain viruses It is usually safe to disable macros but if the macros are legitimate you might lose some Functionality Disable Macros i Enable Macros More Info In the case Download buttonor Clear button is effective without being displayed security warning window proceed filing If Download buttonor Clear button is NOT effective and security warning window is NOT displayed security level is set at very high class Set security level to enable macro according to guidance of Excel 2003 19 Chapter 4 Troubleshooting Check this list first for the cases which are to be considered as malfunctions I
18. dor from which you purchased the instrument after turning off the power switch and taking out the battery pack Ignoring this warning and continuing to use the checker may lead to result in fire or electric shock Do not disassemble the instrument EY To avoid the risk of fire or injury do not disassemble or modify the instrument O Points to remember when using the instrument _ Ignoring this caution constitutes improper use of the instrument and Caution eae presents a risk of causing injury or property damage Memory protection Make sure to always back up the data to PC or other data storage media This is necessary because data on the card may become corrupted or lost due to deterioration or other reasons Data may also be lost if the checker is damaged or repaired Storage place To avoid the risk of fire or electric shock do not leave the checker in humid or dusty places Do not leave the checker in a place where it is exposed to oily smoke or steam e g near a cooking stove or humidifier Otherwise there is a risk of fire or electric shock Do not place the instrument in an unstable place Do not place the instrument on an unsteady table or on high shelves If the instrument topples or falls it may cause injury O Points to remember regarding physical safety e g clothing __ Ignoring this caution constitutes improper use of the instrument and Caution ii presents a risk of causing injury or property damage
19. e and other pointing devices IU Monitors t Y Network adapters a n sr te Driver Software gt Jp Ports Disable gt a Processors Uninstall 5 a Sound video and gt Ml System devices Scan for hardware changes di Universal Serial B i Intel R 828011 he fe Intel R 82801 G ICH7 Family USB Universal Host Controlle Properties e Intel R 828016 ICH7 Family USB Universal Host Controlle ls y Intel R 82801G ICH7 Family USB2 Enhanced Host Control 7 4 D r Launches the Update Driver Softwar Install in the same way as procedure showed from 9 to 12 17 Click Close button after completion of driver software installation COM3 Windows has successfully updated your driver software Windows has finished installing the driver software for this device MK 720 USB Serial Port Confirm MK 720 USB Serial Port COM X x X is numeric is added in Ports COM LPT at Device Manager 12 Take note of the number X COM number will be required to utilize This COM number differs by computer by computer Download sheet 90 3 2 1 For Windows XP Set installation disk on disk drive of the computer Connect USB port of computer and that of MK 720 with USB cable Turn on MK 720 by pushing red button for 2 seconds or more Computer will display Found New Hardware Wizard Choose Install from a list of specific location Advanced
20. e sound is too small from earphone is very small Please check your MK 720 using reference oscillator etc USB cable is not Connect USB cable correctly connected properly Driver software is not l Install driver software Communication with installed computer is impossible To enable communication between MK 720 and computer COM COM port number is port number indicated by computer must be set on incorrect datasheet Set correct COM port number on datasheet EE E E l Earphone is out of Check earphone ex connect earphone with other device Sound is not audible from order such as radio BEE e 20 Chapter 5 Specification 5 1 Hardware Specifications Sensor type Piezoelectric type Sensing center frequency 40kHz Detection sensitivity 63 3dB 30cm As sensor Imputting part Semiconductor laser diode 1Mw Class 2 JIS C 6802 and IEC 6825 1 Wavelength 650nm Discharge component rate Laser pointer Contents Converted value in acoustic pressure Outputting part Buzzer for alarming Output Earphone jack Signal output terminal 3 5mm OD mini jack USB port for data output USB mini B port Discharge component rate Converted value in acoustic pressure Maximum 500 records Data storage 10 sets of waveform of enveloped ultrasound FFT spectrums and top 10 data AA Alkaline dry battery X 4 Power source e Automatic power off after no operation for 5 minutes and low battery
21. el icon ine Administrative Tools La Power Options nf Scheduled Tasks System Properties System Restore Automatic U dates General Computer Name i ardware 7 Advanced Device Manager 5 Drivers The Device Manager lists all the hardware devices installed on your computer Use the Device Manager to change the properties of any device L Device anager Driver Signing lets you make sure that installed drivers are compatible with Windows Windows Update lets pou set up how Windows connects to Windows Update for drivers Hardware Profiles Hardware profile provide a way for you to set up and store different hardware configurations Hardware Protiles apply tab and do Device manager Confirm MK 720 USB Serial Port COM X 5 X is numeric is added in Ports COM amp LPT at Device Manager Take note of the number X COM number will be required to utilize Download sheet This COM number differs by computer by computer DEE File Action View Help Ss R a zg JAC C190050F30E 4 Computer Disk drives Display adapters 3 DYD CD ROM drives 23 Human Interface Devices 2 IDE ATAJATAPI controllers gt Keyboards Mice and other pointing devices 2 Monitors Ei Network adapters F Ports COM amp LPT F Communications Port COM1 MK 720 USB Serial Port COM3 Y Sound video and game controllers Se Storage volumes System devices Universal Serial Bus
22. f any case which is not in this list occurs or if the case it is not recovered even after countermeasure shown here contact the agent from which you purchased In the case you had purchased from us directly please send email to us lt Tokyo jfe advantech co jp gt Please kindly let us know the model name type number and symptoms at contacting us Refer page xx Battery setting is ote a Mk 720 cannot be powered Check if the battery is inserted correctly correct up Batteries drained Renew batteries Battery setting 1s CRT Incorrect Screen does not display Batteries drained Renew batteries Contrast setting is not l l Set again at contrast adjustment window in setting mode Pod appropriate MK 720 is not pointed nie P MK 720 has directivity toward correct Please point MK 720 toward correct direction direction Double frequency MK 720 is an instrument which catches sound So it cannot Sound does not leak from ee component rate and or 1 catch discharge from facilities which do not allow sound distributing box etc sound pressure is seemed leaking too small MK 720 may be not able to detect discharge at the case of Measuring range setting measuring in H range for small sound is not correct Choose appropriate range such as L or M Earphone is not Connect earphone code correctly connected properly an earphone There may be a case that MK 720 catch ultrasound but sound Th
23. iss Chan or pam oni 8 Right click MK 720 USB driver in Other devices and do Update Drive Software In the case you cannot find Update Drive Software please retry after a few seconds later File Action View Help oe Old me eae a 3 opt380 PC gt Mi Computer gt a Disk drives p AL Display adapters gt 3 DVD CD ROM drives p 1 Human Interface Devices b lt a IDE ATA ATAPI controllers gt 2 Keyboards PY Mice and other pointing devices M Monitors i PR Update Driver Software gt 10 WS gt Ports COM amp LPT gt Processors Uninstall gt a Sound video and ga b Mi System devices gt Universal Serial Bus c Scan for hardware changes Properties Launches the Update Driver Softwar 9 Click Browse my computer for driver software How do you want to search for driver software Search automatically for updated driver software Windows will search your computer and the Internet for the latest driver software for your device unless you ve disabled this feature in your device installation settings gt Browse my computer for driver software Locate and install driver software manually 10 Click Browse button and choose the folder which has driver software Most common choice is MK 720_ USB driver Click Next button after selection of folder Browse for driver software on your computer Search for driver software in this loc
24. ndicates that there are memorized data at index number which is currently displayed Battery life indicator ea Full Low battery LL Almost empty Please change battery Current time 24 hour clock What is double frequency It means spectrum component of frequency which is twice of power supply frequency 100Hz or 120Hz 1 2 How to set dry battery Unscrew grip end cap Snap off wire from battery holder Pull out battery holder and set 4 AA batteries A Attention Set batteries according to guidance on holder not to make mistake about polarity Set battery holder into grip and connect wire And set grip end cap 1 3 To turn on and to turn off To turn on at measuring mode Push red button for 2 seconds or more Clock setting screen is displayed in the case inner clock is reset due to low battery etc To turn on at setting mode White Red To turn off White Keep pushing red button and white one until MK 720 turns on Push white button until MK 720 turns off yy MK 720 automatically turns off after non operation for 5 minutes MK 720 does not execute automatic power off when it is connected with PC 1 4 Initial setting MK 720 requires initial setting before measurement Turn on MK 720 at setting mode to make settings 90 1 4 1 To turn on at setting mode Red Push red button and white one white for 2 seconds or more If your MK 720 is already turned on ase turn off
25. ndor from which you bought the product do not put yourself and the checker closer to high voltage area while measuring When approaching high voltage area make sure to use insulated gloves or implement measures for insulation When working with machines that are operating never touch or try to touch any movable or moving part of a machine Also do not position yourself or any part of any part of your body in any area where there is risk of being caught by or between machines O Do not look into a laser light emitting part Do not tune a laser to eyes of human or animals Do not let the children use e Make sure to remember location of emergency stop button and circuit breaker so that whenever and wherever you can Q When object to be measured and peripheral devices are under hot line condition Never position yourself or any part of your body inside a machine that is operating for any reason O Never perform measurements in unsecured or unstable positions or with both hands occupied Do not perform measurements during thunderstorms Avoid water and foreign matter ix If any foreign matter e g metal pieces water liquid gets inside the product Y immediately turn off the power switch remove a battery and cotact the vendor from which you purchased the checker Do not drop the instrument If the checker becomes damaged is dropped or given a strong physical shock O so that it becomes damaged please contact the ven
26. on of a driver A A RE O A RA RARE E Ii 13 3 3 The directions for a download sheet Excel file ee 24 Chapter 4 Troubleshooting POI TAO EAT RRA 28 Chapter 5 Specification Sak aude Jeda eee aa RIVA e ae Weve LEE EE iS 30 5 1 Main part specification E a dae OR ORE RR CEE RE A I E I JO eres ate 30 52 Outline drawing DR SORRISI CIRO ARR NIE gale fase EEE ES EEE A E RIO N IE 31 5 3 Standard configuration Trade dela at nn el wile area tote Bes aan ile ei ate erage ee 31 5 4 Option article A ON NAR N 32 vii Introduction The outline and measurement principle This instrument measures and memorizes the corona discharge accompanying insulated degradation Insulated degradation is told according to the sound pressure state of corona discharge If the corona discharge accompanying insulated degradation of AC power supply equipment arises an ultrasonic wave will occur over a broadband Since this ultrasonic wave produces strength synchronizing with a power supply phase if frequency analysis is conducted after detecting detection sound the double ingredient of power supply frequency will appear strongly With this instrument electric discharge can be detected by detecting the strength of the double ingredient of this power supply frequency without being subject to the influence of sound other than electric discharge Original waveform Enveloping detection Chapter 1
27. rd Completing the Found New Hardware Wizard The seac has ncbedinsiirg 119 soffio in gt tl A MER Geil Pat m CO Vice Feast rn bia haw ee Open Control Panel Click Performance and Maintenance Control Panel DBR File Edit View Favorites Tools Help Back yo Search Folders ii Address as Control Panel vi Control Panel A Pick a category z z ee Appearance and Themes Printers and Other Hardware Ge See Also Windows Update Zs Gate A u etwork and Interne Y Help and Support fl el Connections User Accounts Other Control Panel Options amp Add or Remove Programs Date Time Language and Regional Options Ny Sounds Speech and Audio ane a va A YD Dettes Accessibility Options Performance and Maintenance Security Center Ma 15 Click System Performance and Maintenance 16 File Edit View Favorites Tools Help Back Y yo Search Folders EH G Performance and Maintenance See Also 63 File Types Bb System Restore Troubleshooters 2 Startup and Shutdown System properties dialogue box will open Click Hardware Performance and Maintenance Pick a task See basic information about your computer BI Adjust visual effects DI Free up space on your hard disk BI Back up your data DI Rearrange items on your hard disk to make programs run faster or pick a Control Pan
28. ting from the use of this user s manual or or the checker or on for any claims from third party elf your user s manual was incorrectly bound or incomplete please contact us for a replacement Safety cautions Some important points to be observed are listed to ensure and correct use of the product It contains to avoid the danger of harming yourself or others and to avoid the risk of property damage Read all explanations carefully and make sure to use the checker correctly Explanation of icon types A denotes points to be careful about O denotes actions that must be done N denotes actions that must be avoided Meaning of specific icons A Unspecified general cautions warnings and danger alerts dd Other general actions that should be taken Q Do not disassemble Do not wet or expose to moisture Do not touch with wet hands N Other general actions that should be avoided O Points to remember when using the instrument Warning Ignoring this caution constitutes improper use of the instrument and SENIO presents a risk of causing fatality or serious injury Be careful of abnormal conditions If the checker is used under abnormal conditions e g when the checker is emitting smoke or a strange smell there is a serious risk of fire or electric shock If you detect abnormal conditions immediately turn off the power unplug the AC adapter from the outlet or disconnect the rechargeable battery pack and contact the ve
29. zed measuring record to computer via USB cable 3 1 System requirements To utilize data on PC MK 720 requires environments showed below OS Windows XP Vista 7 Excel Excel2002 2003 2007 2010 Computer which enables normal operation of Windows and Excel CD ROM drive for installation only Computer Disk drive 3 2 Installation of driver software 90 3 2 1 For Windows Vista and Windows 7 Set installation disk on disk drive of the computer a Connect USB port of computer and that of MK 720 with USB cable Turn on MK 720 by pushing red button Ml for 2 seconds or more Computer may display a display window as showed below on Windows Vista Choose Ask me again later or Don t show this message again for this device Found New Hardware Windows needs to install driver software for your MK 720 USB driver Locate and install driver software recommended Windows will guide you through the process of installing driver software for your device Ask me again later Windows will ask again the next time you plug in your device or log on Don t show this message again for this device Your device will not function until you install driver software Cancel Open control panel 6 Click Hardware and Sound O li di j e Adjust your computers settings vame Catogany Syslurn und security User Arcvunle and homily Review Your computers stati atly F
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