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USER MANUAL 

Summary of Contents for MYCHRON4 660

Page 1: ...USER MANUAL...

Page 2: ...5 2 3 Configuration functions 16 2 3 1 Configuration wizard 16 2 4 The Display 26 2 5 Post Run Review 27 3 GPS MODULE AND MYCHRON4 660 31 3 1 How to connect GPS MODULE 31 Connection with internal powe...

Page 3: ...m 69 4 3 5 XY Plot 71 4 3 6 Channel info 73 4 3 7 How to set the time slip info 74 4 3 8 How to set weather station data 75 4 3 9 Test Loaded View 76 4 3 10 Run Info 78 4 3 11 Time Slip 79 4 3 12 Tach...

Page 4: ...ation of MyChron4 660 on your Junior Dragster It is recommended to follow these instructions in order to preserve your instrument and to capture consistent and accurate data 1 1 How to install and rep...

Page 5: ...crews on the back of the display unit A 9V battery will be connected to a two wire power lead Simply disconnect the battery from the lead and replace with a new battery Do not over tighten the screws...

Page 6: ...racer s seat from the engine is a commonly used location More specifically as shown in the following drawing AIM recommends all MyChron4 660 users to install the gauge under the engine s ON OFF switch...

Page 7: ...nded side of the switch causes the RPM signal to drop in and out and sometimes not to work at all Because the ON OFF switch is mounted on the opposite side of the bulkhead with respect to the gauge it...

Page 8: ...er It is recommended to insert the sensor between 25 and 50 inside the exhaust gas header To correctly install the EGT thermocouple please follow these instructions 1 Make a 0 2 5 mm hole inside the e...

Page 9: ...elded to the exhaust header pipe as described in the following drawing and explained below Make a 0 4 10 mm hole inside the exhaust header 1 Weld the EGT adapter inside the hole 2 Screw the EGT thermo...

Page 10: ...e the spark plug washer before inserting the spark plug into the sensor When tightening and loosening the spark plug minimise movement of the sensor to avoid damage The figure below shows how to corre...

Page 11: ...haft diameter moved by the clutch The movement of the jackshaft and the movement of the wheel are related to the crown pinion ratio An installation layout of the speed sensor and magnetic phonic wheel...

Page 12: ...sed of two separate parts an internal ring which includes 4 magnets and an external bushing which protects the internal ring The external bushing is fixed to the internal one using 2 hex key screws Th...

Page 13: ...he phonic wheel internal diameter on the jackshaft 2 Fix the phonic wheel to the jackshaft by screwing the M5 locknut use the hex key supplied with the kit 3 Install the magneto resistive speed sensor...

Page 14: ...nnector labelled as TEMPERATURE and the speed cable to the connector labelled as SPEED The EXP PC connector is for Lambda e Box data download purposes other CAN Expansion accessories The RPM wire is t...

Page 15: ...14 2 How to use MyChron4 660 As you power on your MyChron4 660 the display shows the following information described in the same order as they appear 1 AIM MYCHRON4 660 Instrument name 2 V42 04 01 Fir...

Page 16: ...o the next configuration option to enter Check mode and to switch the gauge OFF MEM OK Used to CONFIRM a configuration and to retrieve recorded data ON VIEW Used to switch ON the gauge to exit configu...

Page 17: ...e MENU button The Wizard automatically switches on every time you enter the configuration menu until it s fully completed at least once Following the Wizard steps you need to configure Temperature Uni...

Page 18: ...al Release 1 03 www aim sportline com 17 Your configuration Wizard has now finished and your MyChron4 660 is ready to start running Explanation about the configuration can be found in the Configuratio...

Page 19: ...arameters RPM scale RPM factor Wheel circumference etc Buttons MENU back to previous option and OFF forward to next option are used to scroll through the configuration menu To exit Configuration Mode...

Page 20: ...The Configuration Menu can be activated pressing MENU button Once you have completed the configuration Wizard at least once the MENU screen appears as in the picture here below BackLight Track Name C...

Page 21: ...s extremely useful when you have many runs in order to understand when and where your data have been recorded The Track Name is also managed by our RaceStudio2 Software when you download your data on...

Page 22: ...or ON VIEW to quit without saving Drive gear pinion teeth number select the second line push MEM OK to enter edit mode use menu or OFF to increase decrease teeth number The pinion teeth number value...

Page 23: ...s the MEM OK button twice to erase the run counter or press ON VIEW to discard changes In the first channel you can visualize the total number test in order to monitor the activity of your engines Eng...

Page 24: ...MENU button place the highlight selector on the Control Panel Icon upper Wrench Icon by pressing MENU or OFF to scroll and press the MEM OK button Select the RPM Setup Icon and press MEM OK Select th...

Page 25: ...e current date and time on the display Moreover this information is saved inside the test file in order to time and date stamp every run you make To run this function press the MENU button highlight t...

Page 26: ...ss the MENU button highlight the Control Panel Icon upper Wrench Icon by pressing MENU or OFF and press the MEM OK button Select the System Setup Icon and press MEM OK Select the System Information op...

Page 27: ...CHT lower right corner of the display and exhaust gas temperature EGT lower left corner When the disc icon appears in the upper left hand corner the system has begun recording data Pressing ON VIEW b...

Page 28: ...your launch your pass and your coast down MyChron4 660 has 1MB of non volatile RAM memory which guarantees the capacity to record up to 30 minutes at a sampling frequency of 50 Hz per channel Using b...

Page 29: ...the next section Maximum RPM Shaft EGT Exhausted Gas Thermocouple and CHT Cylinder Head Thermocouple value Over drive 1 1 intersection point between RPM and Shaft Overdrive difference percentage betw...

Page 30: ...Now it is possible to see the next graph page In the left part of the graph the vertical axis shows RPM trend value configured In the graph two lines corresponding to RPM and Shaft are shown The bold...

Page 31: ...ron4 660 User Manual Release 1 03 www aim sportline com 30 LEVEL ONE 19 2 sec zoom LEVEL TWO 16 00 sec zoom LEVEL THREE 12 8 sec zoom LEVEL FOUR 9 6 sec zoom LEVEL FIVE 6 4 sec zoom LEVEL SIX 3 2 sec...

Page 32: ...ct GPS MODULE GPS Module can be connected to MyChron4 660 in different ways and with different peripherals Connection with internal power The Figure below shows a CAN network powered by MyChron4 660 i...

Page 33: ...4 660 are externally powered assuming a 12 Volts battery is available on Junior Dragster 3 2 How to install GPS module For a better reception please fix the Antenna GPS over the cockpit The Antenna GP...

Page 34: ...ver must be fixed through the implantation hole as in the figure below 3 3 Configuration Wizard No system configuration is needed The system self configures at start up We would thereby suggest to swi...

Page 35: ...660 swiching the datalogger on GPS Module recognition window appears MyChron 4 660 and GPS Firmware version USA American Version EU European Version Pressing ON VIEW button MyChron4 660 display shows...

Page 36: ...PS Status SEARCH searching for satellites BAD reception is bad WEAK signal is weak GOOD reception is OK To come back to the first page click twice ON VIEW button 3 5 MyChron4 660 Datakey for data down...

Page 37: ...e additional channels are shown GPS Speed Speed measured through GPS signal GPS Nsat Number of satellites locked to GPS Module Max accepted number of satellites is 9 Better accuracy is obtained using...

Page 38: ...rtline com 37 GPS Lon Acc Vehicle accelerations and decelerations GPS Slope Positive and negative slope of the track GPS Heading Route of the vehicle compared to the geographical North GPS Gyro Trajec...

Page 39: ...a with MyChron4 660 To download the data stored in the gauge memory follow this procedure Turn off your MyChron4 660 Connect the DataKey to the EXP PC port on your MyChron4 660 Turn on your MyChron4 6...

Page 40: ...mum working reliability and has been tested for compatibility with the following Operating Systems Microsoft Windows XP and Microsoft Vista The following pages will show how to install the software on...

Page 41: ...k the WindowTM Driver signing option default setting click on Start Settings Control Panel System and select Hardware layer click on Driver Signing option and select Warn Prompt me each time to choose...

Page 42: ...e to install the software Clicking on Next button the software will be installed in C program files AIM folder where C is the hard disk where the operating system is installed If you already have a pr...

Page 43: ...the right appears Click on Finish button Your installation is complete If you are installing AIM software for the first time USB driver installation starts and the window on the right appears Please d...

Page 44: ...3 www aim sportline com 43 Click Continue Anyway button Click Continue button A series of three panels appears to assist you for the next steps Now you can plug the the DataKey into the PC USB port Wa...

Page 45: ...and recognized by the PC Please note after the end of this procedure if you connect your logger to another USB port of the same PC the system may ask you again for driver installation Select No not no...

Page 46: ...MyChron4 660 User Manual Release 1 03 www aim sportline com 45 Click Finish button Click OK button Click Finish button...

Page 47: ...software updating remember to periodically check www aim sportline com will skip the steps regarding the USB driver installation 4 3 2 Troubleshooting If USB driver installation procedure ended incorr...

Page 48: ...ator procedure This means that to operate this correctly you must start Microsoft Vista using an Administrator account Stand alone PC s are normally sold with this type of account This is explained in...

Page 49: ...on folder By clicking the Browse button you can select the folder in which to install the software Clicking on the Next button will install the software in C Program Files AIM folder where C is the ha...

Page 50: ...pgrading the window on the right appears Click on Finish button AIM Software installation is completed In case of a first installation of AIM software the window on the right appears Click on OK butto...

Page 51: ...o perform the Run as Administrator procedure click on OK button to continue Click Finish AIM USB driver installation with Run as Administrator procedure As explained in the figure on the right go to t...

Page 52: ...Release 1 03 www aim sportline com 51 Click YES to continue Disconnect any USB cable and click the START button Close all other applications and click the START button once more to begin the installa...

Page 53: ...MyChron4 660 User Manual Release 1 03 www aim sportline com 52 Click the OK button Click on Install this driver software anyway click on the Continue button...

Page 54: ...top Here on the right you see the default icon corresponding to the different AIM software as well as USB driver one Please see each software user manual for further information Once the first install...

Page 55: ...edure repeating the Run as Administrator procedure Click on the OK button The panel on the right appears Click on Reinstall Driver The step completely clears the first installation After this you are...

Page 56: ...ill analyze your racing data by using the included QMAn software This chapter describes how to use QMAn in order to obtain the maximum amount of information from the test data This software has been d...

Page 57: ...4 1 Test Run manager When you open QMAn the following screenshot will appear It features a toolbar a left and a right part The right part shows you the runs you already downloaded to your PC The left...

Page 58: ...es to your run database from an external file Export lets you export some run files from your run database e with the aim to move them to another PC Remove removes a run from the database Hide hides a...

Page 59: ...able one The selected file will become red highlighted Now before sending the DRK file please ensure that your PC is connected to Internet and then press button E mail located inside the button toolba...

Page 60: ...erences from the top toolbar The following picture will appear Please choose the correct run length and vehicle type as many features in the software were specifically developed for different vehicles...

Page 61: ...l be explained later Again the view has a toolbar a left part and a right part showing new information both the left and the right part are divided in sub windows as described below The left part of t...

Page 62: ...aphs We ll be immediately explaining the Time Plot graph to follow later with XY and Histogram What is similar in the three graphs will be explained only for the Time Plot graph As a matter of fact th...

Page 63: ...that position will be shown In the upper right hand corner of the graph the value tags of the shown measures are displayed The background of the plot is greyscale coloured in order to evidence the tim...

Page 64: ...howing the current value corresponding to the selected track position In order to plot the scale together with the input channel please enable the checkbox aside the desired channel inside the channel...

Page 65: ...user may drag and drop the black square drawn inside the Run toolbar the graph displayed inside the Time plot window will move together with the dragged window The black square is a movable representa...

Page 66: ...n view a 2 second window and windows for runs spanning 4 6 8 10 14 and 20 seconds For instance if you were looking at a graph inside a 10 seconds window and you click the Zoom in button the Time plot...

Page 67: ...name which is defaulted to Time View It is also possible to modify the colors of the graph objects that are not bound to channels in addition to the option of returning to defaults with black or white...

Page 68: ...fers to the grey scaled background of the time plot Show shift RPM is useful while displaying some Junior Dragsters data the same for Show RPM Shaft 1 1 Show Car reaction time enables the drawing on t...

Page 69: ...hron4 660 User Manual Release 1 03 www aim sportline com 68 Double click the 3D color scale to show its settings window Through this window it is possible to set the bands number and the bands thresho...

Page 70: ...how long a channel remains within a certain band In the following screenshot the RPM histogram lets you visualize which RPM ranges are used the most in the run providing you with more information for...

Page 71: ...et for this plot are the histogram computation base time or percentage and the beans number Even the histogram plot can show a 3D channel In this case within a single horizontal bar you can see multip...

Page 72: ...s versus one selected X channel If you check the Cursor button in the run history bar you can move the cursor within the run history bar and see what happens inside the XY plot In this cursor movement...

Page 73: ...line com 72 The next screenshot shows you that the settable parameters of the XY plot are the horizontal axis channel and the drawing mode lines dots or circles and their dimensions The XY plot lets y...

Page 74: ...isplayed If you change the plotting scale you ll generate a redraw of the graphs as soon as you close this settings window Changing the plotting scale value will allow you to modify the graph s higher...

Page 75: ...lysis software QMAn has been designed to allow you to insert useful data reaction time 60 330 1 8th 1000 and 1 4th time 330 660 and 1320 speed inside the test file in order to recall them when needed...

Page 76: ...s allowed to set the weather conditions in order to be able to correlate the test performances reaction time linear acceleration engine s setup to the atmospheric conditions If you wish to set weather...

Page 77: ...a line of a run you can click on one of the toolbar buttons to open the settings window already shown The view contains a toolbar and the report itself The left part of the toolbar is the same as alr...

Page 78: ...MyChron4 660 User Manual Release 1 03 www aim sportline com 77 The first column in the report includes the descriptions and then you will see one column for each run you load...

Page 79: ...MyChron4 660 User Manual Release 1 03 www aim sportline com 78 4 3 10 Run Info This window lets you enter general information on the performed run...

Page 80: ...MyChron4 660 User Manual Release 1 03 www aim sportline com 79 4 3 11 Time Slip You can store all the information bound to the time slip that affect the time plot...

Page 81: ...MyChron4 660 User Manual Release 1 03 www aim sportline com 80 4 3 12 Tachometer You can also store all the readings of the tachometer that matter most even at launch...

Page 82: ...not seem to be correct or you simply need help you may send us the file via e mail with the simple click of a button Go to Test Run Manager layer and select the test you wish to send us The selected f...

Page 83: ...unit batteries when the low battery indicator appears on the top right hand corner of the display 4 5 1 How to upgrade the firmware To upgrade the firmware please visit http www aim sportline com page...

Page 84: ...ortline com 83 Connect your Mycron4 660 to the DataKey Turn on the gauge Now the firmware on your Mycron4 660 will update Attention At the end of the process your PC monitor will show END Choose this...

Page 85: ...ne com 84 Appendix A Technical characteristics Connector details Temperature channel Pin Function Pin Function 1 TC1 5 TR1 2 GND 6 GND 3 TC2 7 TR2 4 GND Note TC Thermocouple TR Thermo resistor Female...

Page 86: ...2 3 Connector details Speed channel Pin Function Pin Function 1 Speed 3 VB 2 GND 4 n c Female 4 pins connector pin out external view Connector details Exp PC Pin Function Pin Function 1 CAN 4 CAN 2 GN...

Page 87: ...1 9V Alkaline Working time About 40 hours of use Internal memory 1 MB PC interface USB port through Datakey Sampling freq per channel 50 Hz Maximum total sampling frequency 80 Hz Other characteristics...

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