Peak EDDI User Guide - Peak Electronic Design Limited
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1. not be used where accuracy is critical Page 24 Peak EDDI User Guide April 2008 Rev 2 Warranty Information Peak Satisfaction Guarantee If for any reason you are not completely satisfied with the Peak EDDI within 14 days of purchase you may return the unit to your distributor You will receive a refund covering the full purchase price if the unit is returned in perfect condition Peak Warranty The warranty is valid for 12 months from date of purchase This warranty covers the cost of repair or replacement due to defects in materials and or manufacturing faults The warranty does not cover malfunction or defects caused by a Operation outside the scope of the user guide b Unauthorised access or modification of the unit except for battery replacement c Accidental physical damage or abuse The customer s statutory rights are not affected by any of the above All claims must be accompanied by a proof of purchase At Peak Electronic Design Ltd we are committed to continual product development and improvement The specifications of our products are therefore subject to change without notice 2005 2008 Peak Electronic Design Limited E amp OE West Road House West Road Buxton Derbyshire SK17 6HF UK www peakelec co uk Tel 44 0 1298 70012 Fax 44 0 1298 70046 Page 252. started 4 If you are running Windows XP with more than one login name then please ensure that you login as a user or administrator that has full rights to install software Insert your EDDI Companion CD It should start itself within a few seconds lt A Setup Peak EDDI Fs v g Hi this is the EDDI Software Setup Program You will see a screen similar to this one Flease don t plug EDDI in yet Simply press Next to continue with the installation First we need to install the EDDI companion software It s recommended that you close all other applications before continuing Click Next to continue or Cancel to exit Setup Cancel The installation of the software BETEKEN takes just a few seconds h wis s Completing the Peak EDDI Setup a Wizard gt Great the EDDI companion software has been installed Next You will be shown this message we need to install the USB drivers when the installation is i EDD to convenient e nico that follow complete you are then ready to pea Saan we EDDI CO in pour drive until the nest stage has install the USB driver Aiii Simply press Finish and follow the next simple steps for installing the USB support Peak EDDI User Guide April 2008 Rev 2 Windows 98 USB Driver If you are running Windows XP then please refer to page 9 Ensure that your EDDI companion CD is still in the CDROM drive of your com
3. DI User Guide April 2008 Rev 2 Battery Replacement The batteries in EDDI should last for many months of heavy use To prevent battery leakage it is recommended that you replace the batteries at least every 12 months even if no warning is displayed If a low battery warning is displayed it is essential that you install a new pair of batteries EDDI will refuse to start any new logs if the batteries are too exhausted additionally EDDI s time keeping capability may be adversely affected if the batteries are exhausted A low battery situation will be shown on the display in one of two ways Firstly when waking up EDDI or attempting to start a new log EDDI may display l light sound temp If EDDI is already awake and the SS SSS battery level drops below a certain threshold a flashing battery symbol will appear on the screen together with the current sensor readings To replace the batteries simply remove the 3 screws on the reverse side of the EDDI AVO touching Mis area Carefully replace the batteries with a pair of new Alkaline AAA type cells ensuring that you observe the correct polarity Alkaline AAA f oO S w x lt x Page 21 Peak EDDI User Guide April 2008 Rev 2 Appendix A A note about light measurements The human eye is a very poor measure of light levels as it automatically compensates for large variations of illumination by adjusting the size of the pup
4. Install from a list or specific location Advanced automatically option 1S selected and press Next Click Next to continue Hardware Installation Windows XP may warn you that the driver has not passed the Microsoft Windows Logo The software you are installing for this hardware Peak EDD Logger 1 1 1 has not passed Windows Logo testing to verify its compatibility testing scheme this 1S normal with Windows amp P Tellme why this testing is important i ce simply press Continue Continuing your installation of this software may impair 99 or destabilize the corect operation of your system Anyway ores 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 Continue Anyway STOP Installation Page 9 Peak EDDI User Guide April 2008 Rev 2 After a few seconds Windows will confirm that it has completed the driver installation Found New Hardware Wizard At this point press Finish Svag fy Completing the Found New 4 Hardware Wizard The wizard has finished installing the software for z Feak EDDI Logger Wi Found New Hardware x Your new hardware is installed and ready to use Click Finish to close the wizard To ensure the changes to your system take effect disconnect EDDI and restart your machine Page 10 Peak EDDI User Guide Apr
5. Page 14 Peak EDDI User Guide April 2008 Rev 2 Logging Recording EDDI can record measurements of light sound and temperature for long periods of time To start recording simply press start The display will ask you to confirm the operation so press start once more If you press stop or fail to press any button within 10 seconds then EDDI will revert to it s previous state light sound temp When you have pressed start to confirm that you wish to start logging you will see this screen EDDI will display live measurements as well as store them at suitable intervals After about 4 minutes the display will turn off but logging will still continue If the battery level is approaching a critical level a low battery symbol will flash alongside the logging display Logging will continue however unless the battery level drops below a critical level Page 15 Peak EDDI User Guide April 2008 Rev 2 You can stop logging at any time Simply press stop and EDDI will ask you to confirm that you wish to stop by displaying the following prompt light sound temp EDDI will continue to display live readings but it will no longer store them The screen will remind you that a log has been stored it can be retrieved by connecting EDDI to your PC Note that the logging procedure will be stopped automatically after 12 days of logging or if the battery level drops below the critical le
6. Peak EDDI Educational Data Logger Model EDDO3 Wy DO Peak Electronic Design Limited 2005 2008 In the interests of development information in this guide is subject to change without notice E amp OE CE PEAK electronic design Itd Peak EDDI User Guide April 2008 Rev 2 Want to use it now We understand that you want to use EDDI right now The unit is ready to go and you should have little need to refer to this user guide but please make sure that you do at least take a look at the notices on page 4 and also ensure that your PC software is installed Contents Page HPOCUCH ON sirare einne orn E E 3 Care Considerations senise ri ne riahedontaes 4 Software Installation on your PC sseseeseesnenennnenneseeereeeeeeee 5 Installing the EDDI software ccccccccceeeeeeeeeeeeees 6 Installing the USB driver Windows 98 ME 0 7 Installing the USB driver Windows XP 0006 9 Setlin yonr Prelerences rii eats eeaee 11 YoUr EDDI rosa ana dasinke yaaa usadanace 12 Using EDDI to make live measurements 0006 13 Using EDDI to log measurements cccceceeeeeeees 15 Retrieving logged measurements cccceceeeeeeeeeeees 19 Replacing Daters orena a 21 Appendix A A note about light measurements 22 Appendix B Technical Specifications 24 Warranty Information cccccccccccccceeceeeeeeeeeeeeeeeeeeeeeeeees 25 Page 2 P
7. Start and Stop Microphone Logging Buttons Light Sensor P Q V There is no on off switch so you can wake it up by simply pressing either button EDDI will go back to sleep after about 4 minutes EDDI can be used in one of two modes Logging or Not Logging If EDDI is in logging mode then it will continue to take measurements and store them even if it goes to sleep the display is simply turned off to prolong battery life When EDDI is awake it will show live readings of light sound and temperature Page 12 Peak EDDI User Guide April 2008 Rev 2 Live Readings Not Logging EDDI can be used at any time to make live readings of light sound and temperature Simply wake up EDDI by pressing any key and the display will show you the current measurements light sound temp The display will be updated every 4 second Note that the preferences set in the EDDI PC software will affect the appearance of this display The display example shown here illustrates the default out of the box settings Light is shown as a percentage 100 being bright sunlight and 0 being total darkness this is not a linear scale please see Appendix B for further details on light values Sound is shown in dB decibels a common unit of measurement for sound intensity and temperature is shown as degrees Celsius Centigrade Note also that light and temperature are displayed here with 1 decimal place decimals can be op
8. anging the way light measurements are displayed both on EDDI s display and on the PC see Appendix A page 22 for further details on light measurements Finally for younger users it s possible to suppress decimals on EDDI s display Page 11 April 2008 Rev 2 Peak EDDI User Guide EDDI An Overview USB eae Temperature Sensor Ce MLL gt JA JILI stl eetEs bt COOOL pr arya Stl A YOLOTL ple t W014 hd lt fll hh flO C60 KZI Ley tty SLLLILLLLLLAA LTE ddd OEE appa yyy 7 StL ON tty py Wt by M1 S ww NY XX ANY NNV aw Aeta ohh SHOE y ihe Ee PIRES AA VL A A AA Wn of 4 MMMM LES AS bbb bh ddd thd thts bbb db dtd td bd bd pd Ly ddd ddd dd ddddddddddddddddddddddddidddidddidididddddddddddddsdddddsds LL Wag A PEE Vy fl g t V4 yf Dh GC GY ee LS CLG Ve Wit OF OL at tee tir tate Co PPPA age N X N 9 KS N NADY CARRY WYN X N AAD x Xe N N XY N N x Ws NN KGS Yad NSS N OD CSSS MAA N WDY NN NA N R N w WS SX GLILLLLLLOLELELASESLTTETLULELLLLLEELELEELLTLELELELEEELELATIEL LL TE EEL we tn Gr Do 4 pa grr yy f 4 Tosh e to PAPAA Ghate RR SOS SOR wey X awe XN RMKKSOHMOMQUO MAA MAY X NY NYY SS DNNN aA LY silts G fers C1 i LALALA OOM TEE be Lappy d N KO N Ant IAE AA VIVIILILLETLELSSSTLELLELLLS f Veesidddddds VOSS pp py Sf UP inidddd G VYILLL LS LL LE
9. eak EDDI User Guide April 2008 Rev 2 Introduction The Peak EDDI is a capable instrument designed to provide accurate measurements of light sound and temperature as well as logging recording facilities Once you ve installed the simple PC software yov ll be able to explore the cool features that EDDI has to offer What does it do Live display of light level sound level and temperature Simple 1 button operation to start logging recording Log readings continuously for up to 12 days Plug EDDI in to your PC and your favourite spreadsheet will be automatically loaded with your logged data in neat columns for time light sound and temperature ready for you to chart Customise EDDI with it s own start up message such as This belones bo Class D Smart options allow you to hide decimals for younger users EDDI will accurately keep track of time so you know exactly when each log was started and how long it lasted for There s no on off switch it s all automatic Subject to revision Page 3 Peak EDDI User Guide April 2008 Rev 2 Care Considerations Taking Care of EDDI Please observe the following guidelines e Avoid rough treatment or hard knocks e EDDI is not waterproof although the temperature probe is waterproof Always use the waterproof wallet if EDDI is to be exposed to damp or wet conditions e Only use good quality Alkaline AAA batteries such as Duracells Rechargeab
10. es that Windows has found on your CD Add New Hardware Wizard a Peak EDDI Logger Windows has finished installing the software that your new hardware device requires yl Cancel Page 8 Add New Hardware Wizard Windows driver file search for the device Peak EDDI Logger Windows is now ready to install the best driver for this device Click Back to select a different driver or click Next to continue Location of driver DAFT D 208 INF yl Cancel Finally Windows will tell you that it has finished with the driver installation Press Finish To ensure the changes to your system take effect disconnect EDDI and restart your machine Peak EDDI User Guide April 2008 Rev 2 Windows XP USB Driver If you are running Windows 98 then please refer to page 7 Ensure that your EDDI companion CD is still in the CDROM drive of your computer Connect the USB cable to a convenient USB socket on your PC and then connect the other end the small Found New Hardware Wizard end to EDDI Welcome to the Found New Hardware Wizard This wizard helps you install software for A Windows should display this dialogue box shortly after you amp If your hardware came with an installation CD connected EDDI to your PC or floppy disk insert it now What do you want the wizard ta do pi Ensure the Install the software Ans mln ended
11. f you need a linear light measurement scale then you must set your preferences in the EDDI PC software to display light levels in Lux Displaying light in Lux does result in a true linear measurement 20 000 Lux is twice the amount of light as 10 000 Lux for example We recommend however that you use the value of light measurement unless you specifically require a Lux measurement as this will ease the plotting of graphs and charts as the values will always be between 0 and 100 Page 23 Peak EDDI User Guide April 2008 Rev 2 Appendix B Technical Specifications All values are at 25 C unless otherwise specified Parameter Minimum Typical Maximum Note Sensors Sensors MARES Light range 1x o0 Tight accuracy 101 1000Lux Soundrange os 7 Sound accuracy 5 dB nominal Temperature range 20 C HOC 1 Temperature accuracy NSC 2 5 C 2 Unit o S S Temperature range 200C HSC 3 Battery Type AAA 15V Alkalinex2 Low battery warning 225v J Dimensions 103x70x20mm Notes 1 Refers to temperature range of probe only 2 Accuracy quoted for temperatures between 0 C and 100 C 3 Subject to acceptable LCD visibility 4 OdB is relative to the threshold of hearing for the EDDI unit Please note This product is designed for educational establishments for the purposes of teaching It is not calibrated to traceable national standards and should
12. il Light levels that we experience everyday actually vary by a huge amount For example a dimly lit room may be measured at 40 Lux but full sunlight may be measured at 100 000 Lux Amazingly the human eye will work well below 1 Lux moonlight If you are happy to deal with this large range of values up to 100 000 then measuring light levels in Lux is a good solution However if we wanted a more manageable range of values for light measurement say 0 to 100 then the measured light levels can be automatically scaled by EDDI To ensure that the whole of EDDI s light measurement range is conveyed with a number from 0 to 100 then we need to employ a logarithmic scale This simply means that the value shown in is produced in accordance with the following chart showing the full range of possible light levels Light Figure 1 10 100 1 000 10 000 100 000 Light Lux Lux is the International System unit of illumination equal to one lumen per square metre Page 22 Peak EDDI User Guide April 2008 Rev 2 Example light levels for typical situations are listed here Typical Light Level Lux EDDI Light Moonlight Example Please note that the scaling that EDDI performs on the Lux value to generate the figure is logarithmic not linear This means that if you are measuring a value of say 50 this is not twice the light level of 25 I
13. il 2008 Rev 2 Software Preferences If you have just completed the software installation please ensure you have restarted your machine Spreadsheet Type Automatically launch spreadsheet application a this 1S the first time you have r 7 0 ose used this software you will be Se reminded to select your ipsa preferred spreadsheet program Edit the name of your EDDI et If you are not automatically Enter your own ae message here taken to the options screen then simply select Edit Options Option x F Use Lux for light measurements Example Unchecked 86 0 Checked 20000 from the options menu F Suppress Decimals Esample Unchecked 123 4 Checked 123 We recommend that you select Excel as your spreadsheet type as this offers the best presentation and compatibility with EDDI Select Automatically Launch Spreadsheet to ensure your spreadsheet program is started as soon as data has been collected from EDDI Select Use Real Time if you want the time column in your data to be shown as hours minutes seconds rather than simply a count of seconds This is particularly useful if you are performing long duration logs Remember to enter a name into the message box this will be displayed on EDDPs screen everytime it s woken up we suggest something like I belong to Chinley Primary School An option is available for ch
14. le batteries or Zinc batteries are not supported e The temperature sensor is rated up to 110 C just above boiling point it should never be exposed to temperatures higher than this eg a flame e Avoid dirt or moisture getting into the USB connector 4 NNS s 3 Page 4 Peak EDDI User Guide April 2008 Rev 2 Software Installation Just before you do anything Before you plug EDDI into your PC it is necessary to install the simple software to ensure that EDDI can talk to your PC and load it s data into your spreadsheet program Please make sure your computer satisfies the following requirements e Windows 98 Second Edition ME or Windows XP e At least 2MB free hard disk space e At least 32MB RAM for Win98 ME or 128MB for XP e Free USB port either USB 1 1 or USB 2 e CD ROM drive e Suitable spreadsheet software such as Excel or a spreadsheet program that supports CSV files Excel is the recommended spreadsheet if you have a choice 4 By installing the software you acknowledge that you are entirely responsible for the integrity of your computer and the data on your computer Please ensure that you follow established good practise and that you have a recent backup of all your important data before installing any new software Trademarks acknowledged Page 5 Peak EDDI User Guide April 2008 Rev 2 Software Installation EDDI Program Ensure your computer has freshly
15. puter Connect the USB cable to a convenient USB socket on your PC and then connect the other end the small end to EDDI Add New Hardware Wizard Wait a few seconds and Windows should announce that it has detected new hardware This wizard searches for new drivers for Peak EDDI Logger A device driver is a software program that makes a hardware device work Provided that your EDDI CD is still in your CDROM drive press Next a Cancel Add New Hardware Wizard What do you want Windows to do i Search for the best driver for your device Display a list of all the drivers in a specific location 0 you can select the driver you want Ensure that Search for the best driver for your device is selected and then press Next lt Back Cancel Page 7 Peak EDDI User Guide Add New Hardware Wizard Windows will search for new drivers in its driver database on your hard drive and in any of the following selected locations Click Next to start the search disk drives IY CD ROM drive T Microsoft Windows Update 7 Specify a location Ds Browse lt Back Cancel April 2008 Rev 2 The next dialogue box asks you to confirm where it should look for the driver files Ensure that the CD ROM drive option is selected then press Next Now press Next to confirm the driver fil
16. tionally hidden if desired using the EDDI PC software preferences Remember that the sensors for the light and sound are built into EDDI whereas the sensor for the temperature is on the end of the attached flexible cable You can see the measured values change in direct response to changing conditions For example cover the light sensor window with your hand and you will see the value fall rapidly make a noise and the sound value will increase or hold the temperature sensor in your hand to see the measured value rise assuming you have warm hands After about 4 minutes the display will switch off to save power You can easily wake up EDDI again by pressing any key Page 13 Peak EDDI User Guide April 2008 Rev 2 Although the temperature sensor on the A Lo end of the cable is rated to temperatures O from 20 C to 110 C the main EDDI S unit itself is rated from 20 C to 45 C A a If these temperature ranges are exceeded then irreversible damage may result and the accuracy of the unit will be permanently affected A EDDI is not waterproof if you wish to use EDDI outside or close to water then please use the 4 waterproof wallet 4 Even leaving EDDI outside for a dry night can result in condensation dew which could cause problems the waterproof wallet is therefore recommended whenever it is used outside If water is accidentally splashed onto the surface simple wipe with a dry cloth
17. und may vary next to a road and how the sampling interval needs to be appreciated when interpreting the stored readings Sampling Intervals Stored Samples AM Th Time The example shows that it is possible that something can happen such as a loud noise but it may be missed by EDDI Sound Level Remember that the longer you log for the longer it is between the sampled snapshots Page 18 Peak EDDI User Guide April 2008 Rev 2 Retrieving a Log You can retrieve a log from EDDI at any time even if EDDI is still logging First you need to make sure that the EDDI Icon is present in your system tray near the clock usually at the bottom right of your Windows desktop Within a couple of seconds the EDDI companion software should pop up and start retrieving data stored in EDDI s memory The transfer of readings to the PC will only take a few seconds When this has completed it will show you a preview chart of your data and produce your spreadsheet file gt Peak Eddi Options Help Logger Detail Logger Name 120 I belong to Mrs Smith Class4 60 H al Copy chart to clipboard Print chart Data retrieved from Eddi 20 o 20 0142345 6 7 6 9 1011121314151617 1819 2021 22 23 24 Temperature Light Sound Click the chart above to launch your spreadsheet Click on the preview chart to launch your spreadsheet It ma
18. vel EDDI won t allow you to start a log if the battery level is already critical If you wish you may start a new log but the previous log will be lost EDDI will warn you if you re about to start a new log while it still has one stored in it s memory The previous log won t be lost at this point if you press stop or if you press no key for 10 seconds Page 16 Peak EDDI User Guide April 2008 Rev 2 Sampling Rate Initially the readings will be stored once every second After about 4 4 minutes EDDI will reorganise the readings it s stored so far and then continue to store readings at the reduced rate of once every 2 seconds In fact EDDI will adjust it s sample rate to suit the logging duration periodically The table below shows how the sample rate is automatically determined by the logging duration Loading Duration Automatically Selected sell Sample Storage Interval While logging is in progress the user doesn t need to do anything to adjust the sampling interval this is looked after automatically by EDDI Page 17 Peak EDDI User Guide April 2008 Rev 2 Some more about sampling Every time EDDI wants to store a measurement a sample it is effectively taking a snapshot of the sensors at that instant It is important to appreciate therefore that if light temperature or sound is varying between these snapshots then the changes will be missed Here s an example of how so
19. y have launched already if you have specified this to be automatic in the preferences settings Page 19 Peak EDDI User Guide April 2008 Rev 2 The logged data is saved in it s own folder on your PC The folder is called EddiData and is on your main hard disk usually Drive C It will have an extension file type according to the type of spreadsheet program that you have selected in the preferences settings such as XLS for Excel files When you launch the spreadsheet by clicking on the preview chart your selected spreadsheet program will start up together with your logged data If you are using Excel a chart on the Excel worksheet will also be generated for you File Edit wiew Insert Format Tools Data Window Help Acrobat TEREN BH oe B fo In any case you can create your EF own charts and graphs from the ps Temperature C Light of daylight Sound dB 43 7 23 5 columns of data that EDDI has 11 03 48 24 4 11 03 49 24 1 44 3 6 7 put in for you 4 11 03 50 24 1 23 9 13 11 03 51 24 1 19 46 9 6 11 03 52 24 1 25 4 66 8 You may wish to use the Save As function from the spreadsheet s file menu to save your data to a new place such as a personal folder or the My Documents folder If you make any changes to the spreadsheet then you need to save your changes anyway otherwise only the original data will remain in the EddiData folder Page 20 Peak ED
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