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Spark User Manual - PC Environmental Ltd

1. 3 v Results Summary Cancel Time History Data Statistical Data Export as Comma Delimited File Output Filename B Automatically Launch Viewer App A Step 7 Select a location and filename as you would with any other Windows application then click Save Select Output File 2 x Save in X Noise Survey Data ek File name Testa Save as type Comma Delimited Files csv Cancel The text file has been created and resides in the Windows directory you selected Blaze can automatically send the export file to an applica tion such as a spreadsheet or word processor by enabling the Automatically Launch Viewer Application feature When this feature is selected the application you have cho sen will automatically run and display the exported text file SPARK and BLAZE USER MANUAL Windows will automatically select a viewer application based on the type of output comma delimited file or text If you prefer a different viewer it can be re configured March 15 2002 Using Larson Davis Blaze Software Step 8 Check the Automatically Launch Viewer Appli cation check box Export Data Lx Sections to Include d Cancel Iv Time History Data il v Statistical Data v Export as Comma Delimited File Output Filename utomatically Launch Viewer App C Program FilessMicrosoft OfficeNOfficeNE c Ste
2. 8 30 Blaze setting the 706 lock 2 39 706 calibration aono eoe reiecit 8 11 Blaze statistics graph 2 78 706 display contrast 3 30 Blaze summaery window 2 45 706 display settings M SUPPE 3 30 block 2 31 7060056 dli e b o deus 3 6 706 icon descriptions 3 3 706 keypad functions eee 3 2 CADIS cresce ea toes 3 11 706 memory eene 324 CAD 200 chun dp 3 11 706 memory eie c e 3 25 calibration 706 manual 3 11 706 memory used 3 24 calibration using Blaze 2 12 706 power menu 3 27 calibration history eee 2 17 706 schematic ss 1 10 caliDratOrs tee teen 2 14 LOG TOONS rnit Tett 3 9 CCS008 protective case 1 14 706 703 data records 2 42 Clear all 3 25 706 703 Features 1 3 clock setting with Blaze 2 10 706 703 instrument settings 2 34 connecting the microphone 1 13 706 703 timer sessssssseeeeee 2 29 Connecting to a Slave 4 2 706 703 timer modes
3. 2 30 Contrast hieu eee te e UU 3 30 TOORC ieennneeneeeeeeeee innen nennen 4 1 cntenon 2 26 706RC Operation see 41 criterion level sess 2 26 A D about screen sss 3 26 data downloading 2 42 adding data to the time history 2 70 data export sss 2 90 Assembly 1 12 dataecords ueniet 2 42 is stone 3 28 SPARK and BLAZE USER MANUAL date setting with Blaze 2 10 2 11 detector manual change in the 706 3 19 Disconnecting from Blaze 2 9 2 25 dose recalculation 2 49 dose settings changing in the 706 3 21 downloading the 706 703 to Blaze 2 42 DVX008 external IrDA 1 18 E edit include sese 2 72 editing the time history 2 64 exchange tate nete eerta 2 26 all ett ttes 2 69 exporting data were sees 2 90 exporting data to another application 2 91 F frequency weighting manual changing in the 706 3 18 G 2 25 gain manual gain selection of the 706 3 17 general information window 2 49 Instrument Manager 2 9 instrument settings sss 2 34 Internal IR
4. 2 42 Measurement Summary seisena e cara n ede ee de Pri nae 2 45 Viewing Other Data Records sese eee enne 2 47 General Information ins eiie ehe ERE TH 2 49 Recalculating the Results sese enn 2 50 Chapter 3 SPARK and BLAZE USER MANUAL Modifying The Dose Parameters sees 2 51 Setting a Reference Line in a Time History 2 53 Merging Records ied ete edet epe e ce ee a 2 54 Modifying the Time History Interval sese 2 57 Time History Graph eto generet e eire te ns 2 58 YA oY Wil 2 61 Zoon HE niis ates 2 63 Editing the Time History sees eene nens 2 64 Setting a Reference Line in a Time History 2 65 Excluding Sections from the Record s Time History 2 66 Adding Subtracting dB Values from Selected Sections 2 70 The Statistics Graph 2 78 Printings Reports eec eite ee hs ee tme dee 2 84 Advanced Print Options eene nennen 2 87 Exporting Record Data deett eet ditte teretes 2 89 Searching the Blaze Database sse eee a 2 94 Manual Operation of the Spark 706 706RC 3 1 Spark 706 706RC Quick Reference sse eem 3 1 OVEIVIE WE E E EE 3 1 Userint rface r c na a e a e a eon eae 3 2 Keypad Eurictions nene eter ee E
5. ase Time 16 36 15 Leg 57 4 dbA Leg March 15 2002 Using Larson Davis Blaze Software 2 67 Step 2 Move the mouse to the right most point you wish to remove from the Leq calculation then click the right mouse button above the line graphs Time History Graph Time 16 36 15 Leg 57 4 dbA Leq Step 3 Press the Edit Exclude button on the toolbar ele e a kj EJ LI 2 68 SPARK and BLAZE USER MANUAL Exclude All removes the entire Time History from the Dose Projected Dose Leq TWA SE Lmax Max Lpeak and Lmin computation The Exclude dialog box will appear ajaj 2 2131 lt Time History Graph Time 18 36 15 Leq 57 4 dbA Leq _ Mode Normal Step 4 Click on the Selected button The selected section will now be removed from the overall calculations You can view the effect this had by looking at the Modified Results area of the Measurement Record You can do this by closing or resizing the Time History window March 15 2002 Using Larson Davis Blaze Software 2 69 Adding Subtracting dB Values from Selected Sections Compare the results with the Modified Results to see the effect of removing the section from the Time History Results Dose Projected Dose LEQ TWA TWA 8 Lmax Max Lpeak Lmin Overload Modified Results Modified Dose Modified Proj Dose Modified LEQ Modified TWA 96 1 Modified TWA 8 67 7
6. Dose 1 z Exchange Rate 5 Threshold Level 98 feo Criterion Level dB Criterion Duration hrs e Configure Instrument Step 3 Click on the configuration pulldown menu to select a setup You will notice all of the new set ups that have been saved Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration default X Save Delete lt default gt Instrument Settings z Interior noise exposure Exterior noise emission Peak Weighting C Weight Detector Setting Fast Sample Interval Secs Gain OdB alkaline Y Battery Type Dose 1 Exchange Rate E Threshold Level 98 eo Criterion Level dB jao Criterion Duration hrs 8 Configure Instrument Step 4 To select a setup simply highlight your setup of choice and click on it It will now appear in the configuration field SPARK and BLAZE USER MANUAL Step 5 To delete a setup click on the configuration pull down menu and select the setup you would like to delete Click on the Delete button Saving the Instrument Settings Once you have developed the settings you wish to use press Configure to upload these parameters into the Spark instrument The following message will appear Press Yes to continue x 9 Changing the instrument s configuration will also clear the overal
7. BLAZE USER MANUAL Manual Operation of the Spark 706 706RC Spark 706 706RC Quick Reference Congratulations You now have your hands on the most powerful smartest noise dosimeter available It is also one of the smallest and lightest We at Larson Davis thank you for your purchase of the Spark 706 706RC and trust you will receive many years of good service from it This section has been developed to guide you through the operation of the 706 706RC independent of the Blaze software Overview This manual is best used with the instrument at your side You will be guided through a step by step tour of the Spark 706 706RC The appropriate keypad button will be shown on the page The resultant 706 706RC display will then be presented to verify that you have performed the cor rect action You will likely find the user interface of the Spark 706 706RC to be intuitive This section is intended to give you a tour of the 706 706RC s capabilities and insights to its oper ation You will navigate through the 706 706RC s simple interface and make measurements immediately You may find that it will also be useful to refer to this guide when try ing something new with the 706 706RC March 21 2002 Manual Operation of the Spark 706 706RC 3 1 User Interface Keypad Functions 3 2 Navigation within the 706 706RC display is achieved using the keypad The keypad allows the user to maneuver thr
8. erecta 1 18 Inversion Mode ee 4 2 IR connection 1 18 2 8 K keypad lock see 2 39 L launch VIeWer ertt 2 93 Leg eae tret tees 3 5 live displ y i ete 2 36 3 5 EMIN iet uet 3 5 egest hen 2 42 Lock manual deactiviation of the lock 3 15 Lock manual locking of the 706 3 14 lock function oo eee sese 2 39 M manual calibration of the 706 3 11 manual control using Blaze 2 34 measurement summary 2 45 Memory free 3 25 memory retention oo eee 1 20 Memory HME sssini aai 3 24 memory used arosi niss 3 24 Merging Records sss 2 54 microphone clip esee 1 12 microphone preamplifier 1 12 modified data report 2 84 modified results sss 2 46 Modifying the Time History Interval 2 57 O once daily timer ou sese 2 33 OSHA guidelines 2 19 overloads 5 ete 3 4 P peak weighting oo sese 2 25 Peak weighting manual change in the 706 3 18 Power menu 706 3 27 Printing modified data report 2 84 printing statistics report 2 85 Printing time history detail re
9. Start Stop Time 1 4 30 5 00 Instrument Settings Default Settings Time 2 00 00 Save as Default Close SPARK and BLAZE USER MANUAL Timer Off This is used to turn off the automatic timer and must be done if you need to start and stop the Spark instrument manu ally this is done in the Manual Control tab Block Timer You can establish both a start date and start time and an end date and end time of a measurement by selecting Block Timer from the pull down menu Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Timer Mode Set Timer r Timer Settings First Day Last Day Date 3 1999 3 1999 Start Stop Time 1 0 00 Instrument Settings Default Settings Time 2 00 00 0 00 Save as Default Close Once the Block Timer is selected the appropriate Start Stop dates and times can be selected using the Date and Time March 15 2002 Using Larson Davis Blaze Software 2 31 pull down menus Select the Dates by clicking in the calen dar Block Timer forans e poranse sd gt l gt 3 Times are chosen by using the Start Stop Time fields Click on the hour and use the up and down arrows to increment to the desired hour The same process is used for the minute and seconds selection Instrument Manager Block Timer The S
10. onesonienopien eee a ett ns 2 25 Detector Seting eno e atte I NR e Ges 2 25 Sample Interval ee ee be reru ehe rho re seats 2 25 ene e ee iecit n e tr ei e oec eee dee UE er eee da 2 25 Battery edi a 2 25 ID E 2 25 Exchange Rate teaser tee rhe necerais 2 26 Threshold Level dB eese eene enne enne 2 26 Criterion Level dB eene 2 26 Criterion Duration hrs 2 26 User Defined Configurations sss eee en 2 26 Saving the Instrument 2 29 Setting the Aut Liniers egentem eitis tte ies 2 29 Timer Off oie nibns emet bea i die 2 31 Block TIMEN c RE E EE ee E HIIS 2 31 R peat Once Daily aUe Ere esL rt Ee 2 33 Repeat Twice 2 33 Set one GR eee 2 34 Instrument Settings aoc bere aes 2 34 Settings ice db rei dette bt ee dnte tied 2 34 Save as Default aen idee ne eee 2 34 Manual Control of the Spark instrument sse 2 34 Setting the Lock Using Blaze seeded seri eb ve ei e D Ree a 2 39 Unlocking the Spark Instrument Using 2 41 Downloading Data from the Spark instrument to the PC
11. 2minute typical data retention for clock during battery change 5 second download typical time required to transfer 8 hours of data sampled at a 60 second rate from a Spark instrument to the Blaze software The Spark noise dosimeters store a time history sample once every 1 5 15 30 or 60 seconds user selectable If neces sary longer sample periods can be calculated by the Blaze software Each time history sample contains the Leq Lmax Lmin and Peak level for each sample period In addition four time weighted averages TWAs for each sample period are also stored the four TWAs have four corresponding user selectable exchange rates and thresholds SPARK and BLAZE USER MANUAL In addition to the time history samples the Spark instru ments also store an LN table once every 5 minutes The LN table has bins from 60dB to 150dB in 0 5dB increments Storage Capacity of Spark Instruments 1 Mbyte Memory 4 Mbyte Memory 706RC Sample Period Maximum Storage Time Maximum Storage Time hh mm hh mm 1 second 13 42 54 48 5 second 55 25 221 41 15 second 112 30 450 01 30 second 151 31 606 06 60 second 183 19 733 16 Data Communications Digital Display Digital Display Resolution Real time Clock Calendar March 22 2002 Run time Clock Infrared serial interface for computer communications e Data Rate 115 000 bits per second 97x 32 pixel graphical LCD display Ic
12. Time Now show the Time and Date of the 706 706RC s clock Step 3 Press to see if Timers have been set Manual Operation of the Spark 706 706RC 3 29 Display 3 30 If a Timer is set you can view the Start Stop Times and Dates from this display TO1 displayed in the upper right corner of the screen is the first action to be taken This will always be a Timer start In this case the timer is set to start on Sep tember 13 1999 at 2 30 PM Press the amp arrow to see the stop time TOZ E 9713799 IE 12 200 7 00 Step 4 Press to exit to the Timers menu Power I Timers If the Repeat Twice Daily selection had been made there would be two more timer indicators TO3 and TO4 If the 706 706RC is manually started run prior to the timer start time the unit will still stop at the programmed timer stop time date Display allows you to adjust the contrast of the 706 706RC display adjust the brightness of the display backlight and establish a backlight shut off time to conserve battery power Step 1 Press to highlight Display Power Timerz Display Step 2 Press Q to enter the Display menu E 317 Contrast ill BL Briy 2 Contrast adjusts the contrast of the 706 706RC screen The larger the percentage the darker the screen will appear To adjust the contrast high SPARK and BLAZE USER MANUAL light the contrast menu item press the key and use the and W arrows to adjust
13. and BLAZE USER MANUAL The Time History graph of the Leq Max and Peak Data can now be viewed Time History Graph Time 16 35 56 Leg 59 0 dbA Leg If the microphone is disconnected New tools are associated with the Time History graph the instrument will place a note in the status byte of each time history ajal g k efef L record until the problem is corrected l This will let the user know that the The Time History toolbar includes a number of useful func measurement was corrupted tions including The Zoom In button allows the user to draw a box around a specific part of the data and Blaze will zoom in on the C specific data March 15 2002 Using Larson Davis Blaze Software 2 59 The zoom out button reverses the action of the Zoom In button and takes you all the way out to 1 1 2 The Edit Time History data section allows the user to add or subtract an amount from a region selected by the cur sors It will bring up the following dialog box where the amount can be entered as a positive or negative value Edit Time History Data X Enter the amount to add or subtract from the selected region IS Cancel After entering a value press OK The value will then be added to the area defined by the Left and Right cursors The Included Selected data button will include the data selected by the Left and Right Cursors IM The Exclude Selec
14. 02 11 16 T 02 11 17 02 11 18 Statistics Graph Printout D 6 SPARK and BLAZE USER MANUAL SPARK and BLAZE USER MANUAL Index Numerics AULOSUmeE 2 29 706 changing the detector 3 19 B 706 changing the dose settings 3 21 706 changing the frequency weighting 3 18 battery installation oo eee eee esse eee ee 1 14 706 changing the gain Ree Sere eee ee far Ce 3 17 Blaze live display 2 36 706 changing the Peak weighting 3 18 Blaze manual instrument control 2 34 706 changing the time history period TM 3 20 Blaze printing reports 2 84 706 clearing the memory 3 25 Blaze resetting the 706 703 2 38 706 manual setting of the timer 3 29 Blaze viewing IeCOFdS wes 2 47 706 manual setup MOERS 3 16 Blaze dose field 222 706 timers economie 3 29 Blaze general settings 2 19 706 about screen 3 26 Blaze installation eese 1 20 706 accessories 1 11 Blaze modified results 2 46 706 auto off 3 28 Blaze results summary 2 45 706 backlight save 3 31 Blaze Session Log 2 26 706 backlight
15. 80d amp 2048 82048 MOdE 5046 Ode Ode 9046 725dB 725468 TaSdb 7554 7854968 775468 596 79546 805468 amp 8154 Sde 815468 MSdB 85548 805468 WSdE WSdb WSs Further zooming can be achieved by repeating the above procedure The dB levels that are displayed directly under the statistics graph show which portion of the graph is currently dis played The Underflow level displays the percentage of time all dB levels were under 60 dB The Over flow level dis plays the percentage of time all dB levels were over 150 dB As the graph is scrolled the dB labels change to identify the low and high dB levels displayed in the graph Zooming Out the Statistics Graph Zoom Out returns a zoomed Statistics Graph to its original unexpanded scale SPARK and BLAZE USER MANUAL Step 1 Click on the magnifying glass in the Statistics Graph toolbar to select the Zoom Out tool afa lt Step 2 You will be automatically zoomed out to the origi nal Statistics Graph graph Statistics Graph Adding a Note A note can be added to the statistics graph by clicking on the Add Note button on the toolbar March 15 2002 Using Larson Davis Blaze Software 2 83 Printing Reports alalt Follow the steps as outlined on pages 2 75 to 2 78 2 84 Blaze has a number of excellent canned reports that you may wish to use for your own record keeping The reports include Summary Report
16. Slow or Fast rms detection using A or C weighting Introduction 1 7 Spark 704 Features Calculation of noise exposure in percentage dose pro jected dose SE Pa hours and Pasques Pa seconds units using a variety of exchange rates threshold and criteria values Noise floor of 35 dBA A weighted Slow Fast using 30 dB gain Frequency Response of A and C weighting meets ANSI and IEC standards Detector accuracy True RMS less than 0 7 dB error from 40 to 143 dB 705 only One standard AA internal alkaline battery provides greater than 35 hours of continuous battery life 703 only Two standard AA internal alkaline batteries provide greater than 100 hours of continuous battery life Limited to Summary Report from the Blaze software Measurement range of 40 dB to 143 dB rms in four ranges Peak detector range of 80 to 146 in four ranges Leq Max Min and Peak levels Manual Start and Stop functions Manual setup from the instrument front panel with con trol of weighting dose parameters and start and stop functions Slow or Fast rms detection using A or C weighting Automatic detection of Microphone Failure SparkTM instruments will detect and display a warning message if the microphone is disconnected Microphone failure is also recorded in the status byte of each time history record Calculation of noise exposure in percentage dose pro jected dose SE Pa hours and Pasques Pa seconds un
17. and the Memory Free in can also be viewed You can also clear the Memory by using Clear All Step 1 Inthe Tools menu press to highlight Memory Lock CON Hemoru Step 2 Press Q to enter the Memory menu Use the W and arrow keys to navigate through the menu Hem Time 1122326 Mem Time Memory Time lists the total time in hh mm the 706 706RC can run before the memory is full using the current measurement settings The main variable controlling this value is the Time History Period setting ii 1i TA Mem Used Memory Used lists the amount of consumed memory in percent The 706 has 1 Mbyte of on board memory The 706RC has 4 Mbytes of on board memory 13 41hE Used rE iz E E m E m m SPARK and BLAZE USER MANUAL Memory Free Number of Records Stored Installed Bytes of Memory Upload 706RC only Clear All WARNING Mem Free Memory Free lists the amount of available memory remaining in the 706 706RC Free jE 997 15 E This screen shows you how many files are currently stored in the Spark instrument A record consists of a Run and a Stop Each Run Stop is considered a separate record The 706RC can only hold 50 Records as well B Records HE EREN E Indicates the number of bytes of memory that were origi nally installed in the Spark instrument 1750 E Insta l led 1D485 76575 Upload is the function that is used to upload data from
18. Also assume that the exchange rate is 5 the criterion level is 90 dB and the crite rion duration is 8 hours After 1 hour the worker s noise dose will be 12 5 the TWA 8 will be 75 0 dB and the TWA will be 90 0 dB A TWA 8 of 75 dB indicates that if the worker is instead exposed to a noise environment with a TWA of 75 dB then the noise dose after 8 hours will be 12 596 TWA x TWA 4 alog ol C TWA time weighted average sound level in dB T measurement period Run Time Tc criterion duration q exchange rate constant if exchange rate 3 q 10 if exchange rate 4 q 4 Log49 2 13 29 if exchange rate 5 q 5 Log 9 2 16 61 if exchange rate 6 q 20 LwT is the frequency and exponential time weighted sound level in dB LwT is sometimes referred to as the rms sound level Similarly the A or C frequency weightings are some times referred to as the rms frequency weighting rms is an acronym for root mean square B 4 The Detector Rate setting on a Spark dosimeter corresponds to an exponential time constant of SLOW 1 second of FAST 0 125 seconds which is designated as T in the equa tion below These time constants are required by both ANSI and IEC standards In the LwT symbol the w designates the frequency weight ing A or C and the T designates the exponential time con stant SLOW or FAST For example on the Spark dosimeters Lag signifies the A weighted SLOW expo nent
19. Dos Detector i CF Changing the Time History Period The Time History Period or Sample Interval sets how often a sample is stored within the 706 706RC Time Histories are very helpful if you wish to see how the sound varies during the measurement period A short Sample Interval 1 second will provide excellent resolution but requires more 706 706RC memory A longer Sample Interval 1 minute is nor mally sufficient for work noise exposure surveys The choices here are 1 5 15 30 or 60 seconds Shorter sample periods can be combined later in the Blaze software after download Step 1 To change the Time History Period first highlight Tm Hst Per by pressing W in the Setup menu LE Tm Hst an C601 Step 2 Press Q to enter the Time History Period edit field Tm Hst 1 Step 3 Press or to cycle to your desired Time History Period Tm Hst EE seconds 3 20 SPARK and BLAZE USER MANUAL Step 4 Press 7 to accept the new choice or to exit without making the change LET Hst Pol _ Changing the Dose Measurement Settings The 706 706RC has the facility to measure 4 simultaneous dose measurements These are denoted as Dose 1 Dose 2 Dose 3 and Dose 4 Each of these Dose measurements can have independent settings and thus be set with different Threshold Levels Exchange Rates Criterion Levels and Criterion Times Step 1 To change the Dose settings highlight Dose 1 by pressing W
20. S 4 Ello Sl The tool bar provides quick access to commonly used soft ware functions The following table describes each toolbar function in detail The connect button will make the connection to the Spark instrument currently in range of the IR port The Disconnect button will terminate the connection between Blaze and the Spark instrument in 5 range 2 2 SPARK and BLAZE USER MANUAL March 15 2002 The Open File button will bring up a standard win dows browse window that will allow the user to open an existing database record E The Save file button will bring up a standard win dows save file dialog box that will allow the user to save the current Blaze file The dialog window will also allow the user to select a file name and location v The Instrument Manager button will bring up the Instrument manager screen The user can then setup the instrument set the clock download data files etc EA The Query Files button brings up a dialog window that will allow the user to search through the exist ing Spark database records for records containing specific items The Set Result Parameters button will bring up a dialog box that will allow the user to select from dif ferent dose settings change Ln Values and place general information onto the current record The Merge Records button will allow the user to combine 2 or more downloa
21. Spark dosimeter Detachable 3 8 in 10 6 mm microphone preamp and integrated 3 ft 1 m cable MPROO1 AA alkaline batteries Windscreen CCS018 nylon pouch 706RC 706 704 703 and 703 only Microphone clip Blaze software Introduction 1 11 e CALI50 Type 2 microphone calibrator e DVX008 external IR infrared interface module e MPR002 3 cylindrical mast type preamp for use as SLM If any of these items are missing please contact your Larson Davis sales representative or contact Larson Davis directly Assembling the Spark Dosimeter Remove the microphone and preamplifier from its protective packaging The windscreen and microphone clip should already be attached Figure 1 3 Integrated microphone and preamplifier MPR001 shown on left 3 cylindrical mast type preamp for use as SLM MPR002 shown on right 1 12 SPARK and BLAZE USER MANUAL Step 1 Align the red dots of the microphone connector plug on cable and the microphone connector receptacle on the dosimeter Figure 1 4 Aligning the microphone connectors Step 2 Carefully push the microphone connector plug into the connector receptacle on the dosimeter Figure 1 5 Connecting the microphone March 21 2002 Introduction 1 13 Step 3 If you wish to use the protective carrying case recommended slide the dosimeter into the con forming pouch and secure the Velcro strap Figure 1 6 The 018 protective case Impor
22. The Summary Report is a one page report that prints mea surement settings measurement results and a time history graph optional that is condensed to fit the page A detailed graph or an averaged graph for the summary report may be printed by selecting the appropriate radio button in the Advanced Print Options window Modified Data Report Not Available with the 703 705 This report is also a one page report and prints information about the 706RC 706 705 or 703 including serial num ber when the measurement was performed and measure ment type It also shows the modified and original Dose Projected Dose Leq TWA SE Lmax Max Lpeak and Lmin The lower part of the report shows the Edited Time History Graph with Leq Max Peak and TWA for each interval Time History Detail Report Not Available with the 703 705 This report prints information about the Spark instrument such as serial number when the measurement was per formed and measurement type The detail portion of the report provides a tabular display of each interval with its beginning time Leq Max Peak and TWA values with a bar SPARK and BLAZE USER MANUAL graph on the right side This report can be very long depending on the time history interval that was used Statistics Report Not Available with the 703 705 The statistics window is a tabular report and bar graph that prints a row for each dB value from 60 0 dB to 150 0 dB or whatever
23. The current OSHA criterion level is 90 dB A standard frequency weighting that simulates the response of the human ear to high amplitude loud noise Lgpa is the level expressed in dB of a constant sound over a specified normalization time period T that contains the same energy as the actual unsteady sound measured over a stated measurement period T5 Tj The measurement period is generally shorter so the actual noise exposure is spread out or normalized over the normalization time period In Blaze the Criterion Duration is the normalization time period and the Run Time is the measurement period For example a measured Leq of 86 dB Run Time 4 hours will produce an of 83 dB Criterion Duration 8 hours In Blaze Lgpq is annotated as Lep x where x represents the normalization time period or Criterion Duration i e 8 10 12 etc hours T2 2 1 p P Ly q 1010810 dt dB T frequency weighted equivalent continuous sound pressure level in dB P t instantaneous frequency weighted A or C sound pressure in pascals Po reference sound pressure 20 uPa T normalization period Criterion Duration T measurement period Run Time Detector Rate Dose Exchange Rate Equivalent Continuous Sound Level or Leq B 2 See Frequency and Exponential Time Weighted Sound Level See Noise Dose Exchange rate is defined in ANSI
24. but the Infrared Monitor still says No available infrared devices in range C2 There is no Infrared item on my Windows Start menu C2 Did all the above and it still doesn t work sess C2 Hints for installing a built in IR port sees C3 What about certain versions of Windows 95 on computers that have a pultin ote deed de ted dese ane i eee C3 Still having problems esit easet tite be tese edes C4 Additional IR Connection Solutions sese C4 General Information ms in ir nennen eren entrent C4 Direct Connection aegre C4 Socket Based Connection sisama iiaee eren C5 Support From Microsoft C9 Appendix D Sample Reports D1 Summiary Repott aaa e hide en e D1 Mme History Reporter ae need a east D2 Statistics Repoft aieo see PHI R HE eba D3 Measurement Record Summary Report sse D4 Time History Graph Printout sse een D5 vi SPARK and BLAZE USER MANUAL Statistics Graph Printout sse nennen D6 vii SPARK and BLAZE USER MANUAL viii Introduction Thank you for purchasing the Spark Blaze noise dosim etry system The Spark family instruments are among the smallest most powerful noise dosimeters available for work place noise measurement Spark s rugged construction will pr
25. infrared category to choose from there should always be a category on Windows 98 computers In this case we have provided the IR drivers on the Blaze software install dis kette Copy the file W95IR EXE from the diskette to a new directory on your computers hard disk and execute WO9SIR EXE from the new directory This will unpack sev eral files including one called setup exe Run setup exe to install the IR drivers Choose Next Standard infrared devices Built in infra red port on laptop or desktop select your COM port make this match your BIOS setting Next Next Finish Even though you are not prompted to do so you will proba bly have to re boot your computer at this point for the IR to work properly with the Blaze software Still having problems If you are still experiencing problems please contact Larson Davis technical support Additional IR Connection Solutions General Information Direct Connection If you are using WIN2000 NT or XP all you have to do is plug the IR adapter into your serial port and use the Direct Connect option in Blaze and you will be ready to communi cate 4 The following suggestions and procedures will help in resolving most connection problems Make sure there are good batteries in the your Spark unit A low battery may have enough juice to allow the IR Moni tor test to recognize the unit but operation in Blaze may be impossible Make sure that yo
26. tab If there is no infrared there then you need to install the Windows infrared driver software If there is an infrared Device Man ager but you still cannot find an Infrared in either the Start menu Control Panel or on the Control Bar then you should install the Windows infrared driver software again If there is an Infrared in the Device Manager remove it by click ing on the selecting the items under it and pressing Remove for each item related to infrared Repeat this until there are no infrared devices There may also be some infra red items under the Ports COM amp LPT If so remove them in the same way Next go to the Windows Control Panel and select ControlPanel Add Remove Programs Remove Infrared Support if this option is present Next Restart your computer Once the computer is powered up there should be no trace of Infrared in the Start Menu Control Panel or Control bar If you have a notebook computer with a built in IR port then use Control Panel Add New Hardware Select Next No Next Infrared Next Next Standard infrared devices Built in infrared port on laptop or desk top select your COM port make this match your BIOS set ting Next Next Finish Even though you are not prompted to do so you will probably have to re boot your computer at this point for the IR to work properly with the Blaze software In certain versions of Windows 95 there may not be an
27. 23 99 16 33 16 to 08 23 99 16 33 17 shift key to 5 08 23 99 16 33 18 to 08 23 99 16 33 30 select adia E 6 08 23 99 16 33 32 to 08 23 99 16 33 37 J 7 08 23 99 16 33 46 to 08 23 99 16 33 50 9 cent records Ey 8 08 23 99 16 33 56 to 08 23 99 16 34 00 E 9 08 23 39 16 34 02 to 08 23 99 16 34 06 3 9 08 23 99 16 34 02 to 08 23 99 16 34 06 E 10 08 23 99 16 34 07 to 08 23 99 16 34 10 10 08 23 99 16 34 07 to 08 23 99 16 34 10 E 11 08 23 99 16 34 12 to 08 23 99 16 34 15 11 08 23 99 16 34 12 to 08 23 99 16 34 15 2 08 23 99 16 35 56 to 08 23 99 16 41 00 12 08 23 99 16 35 56 to 08 23 99 16 41 00 Done Merge Records ix Select Records to Merge 1 08 23 99 16 28 27 to 08 23 99 16 28 37 Left Mouse button plus the 08 23 99 16 33 08 to 08 23 99 16 33 13 Control key to select two 4 08 23 99 16 33 16 to 08 23 99 15 33 17 08 23 99 16 33 18 to 08 23 99 16 33 30 separate records 5 08 23 99 16 33 32 to 08 23 99 16 33 37 E 7 08 23 99 16 33 46 to 08 23 99 16 33 50 Eg 8 08 23 89 16 33 56 to 08 23 99 16 34 00 10 08 23 99 16 34 07 to 08 23 99 16 34 10 11 08 23 99 16 34 12 to 08 23 99 16 34 15 a 12 08 23 99 16 35 56 to 08 23 99 16 41 00 Done pC March 15 2002 Using Larson Davis Blaze Software 2 55 Step 5 After selecting the desired records Press the Merge button Merge Records x Select Records to Merge 9 08 23 99 16 34 02 to 08 23 99 16
28. 34 01 10 08 23 99 16 34 07 to 08 23 99 16 34 10 11 08 23 99 16 34 12 to 08 23 99 16 34 15 12 08 23 99 16 35 56 to 08 23 99 16 41 00 Done Step 6 The new merged record will now appear in the record list Press the Done key New record created from multiple records Select Records to Merge 1 08 23 83 16 28 27 to 08 23 99 16 28 37 Ez 2 08 23 99 16 32 54 to 08 23 99 16 34 06 3 08 23 83 16 33 08 to 08 23 99 16 33 13 4 08 23 99 16 33 16 to 08 23 99 16 33 17 5 08 23 99 16 33 18 to 08 23 99 16 33 30 6 08 23 99 16 33 32 to 08 23 99 16 33 37 7 08 23 99 16 33 46 to 08 23 99 16 33 50 8 08 23 99 16 33 56 to 08 23 99 16 34 00 10 08 23 99 16 34 07 to 08 23 99 16 34 10 11 08 23 99 16 34 12 to 08 23 99 16 34 15 12 08 23 99 16 35 56 to 08 23 99 16 41 00 Step 7 To select the merged record for display go to the records pull down list at the top of the Data Record window You will now see the new merged record in the list 3 08 23 99 16 33 08 to 08 23 99 16 33 13 4 08 23 99 16 33 16 to 08 23 99 16 33 17 5 08 23 99 16 33 18 to 08 23 99 16 33 30 08 23 99 16 33 32 to 08 23 99 16 33 37 7 08 23 99 16 33 46 to 08 23 99 16 33 50 2 56 SPARK and BLAZE USER MANUAL Modifying the Time History Interval Blaze will allow you to modify the time history interval that was originally selected on the Spark instrument The Spark setup allows you to choose from Sample Intervals of 1 5 15 30 and 60 Secon
29. 6 08 23 99 16 33 32 to 08 23 99 16 33 37 7 08 23 99 16 33 46 to 08 23 99 16 33 50 8 08 23 99 16 33 56 to 08 23 99 16 34 00 9 08 23 99 16 34 02 to 08 23 99 16 34 06 10 08 23 99 16 34 07 to 08 23 99 16 34 10 11 08 23 99 16 34 12 to 08 23 99 16 34 15 12 08 23 99 16 35 56 to 08 23 99 16 41 00 SPARK and BLAZE USER MANUAL Step 3 Select the records you wish to merge More than two records can be selected Use the Left Mouse button to select the first record Merge Records x Select Records to Merge 1 08 23 49 16 28 27 to 08 23 33 16 28 37 3 08 23 99 16 33 08 to 08 23 99 16 33 13 E 4 08 23 93 16 33 16 to 08 23 99 16 33 17 5 08 23 99 16 33 18 to 08 23 99 16 33 30 08 23 99 16 33 32 to 08 23 99 16 33 37 7 08 23 99 16 33 46 to 08 23 99 16 33 50 8 08 23 99 16 33 56 to 08 23 99 16 34 00 9 08 23 99 16 34 02 to 08 23 99 16 34 06 10 08 23 99 16 34 07 to 08 23 99 16 34 10 11 08 23 99 16 34 12 to 08 23 99 16 34 15 12 08 23 99 16 35 56 to 08 23 99 16 41 00 Done Step 4 Hold the Shift key to select the record or records adjacent to the first selected record To select a record further down the list without selecting all of the records in between use the Control key instead of the Shift Key See examples below Merge Records Lx Merge Records x Select Records to Merge Select Records to Merge Left Mouse 1 08 23 89 16 28 27 to 08 23 99 16 28 37 Merge button plus the E 4 08
30. 8 Akaine zi Configure Instrument Close 2 22 SPARK and BLAZE USER MANUAL Step 2 Use the up or down arrows on your computer key board to choose a Dose number Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration Instrument Settings Save Delete RMS Weighting CWeight Dose Peak Weighting Unweighted gt Detector Setting Sw rl Sample Interval 05e 7 Criterion Level dB jo Gain o dB Criterion Duration hrs NN Tue aae 5 e Configure Instrument Step 3 Press the carriage return to select your choice or click the left mouse button for your desired set ting Instrument Manager E x Instrument Status General Settings Auto Timer Manual Control Download Calibrate f lt instrument Settings gt Save Delete RMS Weighting c Weight Configuration Peak Weighting Unweighted E Exchange Rate s Detector Setting Slow x Threshold Level dB feo Sample Interval 60 Secs Criterion Level dB Gain o dB x Criterion Duration hrs 8 Battery Type alkaline Configure Instrument March 15 2002 Using Larson Davis Blaze Software 2 23 RMS Weighting 2 24 Step 4 Click the left mouse button inside a field such as Exchange Rate Instrument Manager 3 x Instrument Status General Settings Auto Timer Man
31. BLAZE USER MANUAL Operating Temperature Range A3 Effects Of Himidi tye ise eee te eee etes A3 Storage Temperature tm ibd et detis A3 Bffects of Magnetic Fields eee eem ette dte A3 Effects of Strong Acoustic A4 Compliance with Electromagnetic Compatibility Standards A4 Effects of Mechanical Vibration esses A4 Microphone Extension Cables sese eee A5 Calibration Proced re iint Ati tee A5 Reference Frequency eiie epe reds A6 Stabilization erect eee de Ee pet A6 Microphone Electrical Impedance sse eee A6 Functions Measured ct ER e EN A6 Data StOtag iet piter rete i die etate i dm eiua A6 Data Communications c ceeccessecsscesseeessessccesecsesecescecsaeseseeceecececesaensnes A7 Digital Display itte eee edi ees tendis A7 Digital Display Resolution sss A7 Real time Clock Calendar eee A7 Run time Clock ete eee us A7 Standards Met beatae UR ee i eH A8 Power Supply aeter tee eet iem ete idis A8 Dinmensions Weight 55 einen tee retinere A8 Approved Battery Types sissien ior ainin ego ied ied T A8 Appendix B Glossary B1 PRE WEL SEI casco cesa tete e O a eet et er Se De Te t B1 Calibration eei ee Renee SE B1 Calibration Check neuem tee enit B1 Criterion eset enisi bee tdeo e teen Aera e eis edge eee B1 Crite
32. Description etc This function can be very useful in pinpointing problem areas or simply to gather specific records on a location SPARK and BLAZE USER MANUAL March 15 2002 amp Search Files Step 6 After entering the search parameters values press the Search button Job Description Note Serial Number Filename amp Search Files Step 7 Blaze will bring up a status window and then report the findings of the search in the bottom of the dialog box JO x Job Description Note Serial Number Filename C AWINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blaze1 blz C WINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blaze1 blz Step 8 view a record that was located by the search Double Click on the desired record and the Data Record window will be brought up Using Larson Davis Blaze Software 2 97 2 98 Step 9 You may also print the results of the search by pressing the print button amp Search Files Job Description Note Serial Number Filename C WINDOWS DESKTOP Blaze1 blz C WINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blazet blz C AWINDOWS DESKTOP Blaze1 blz C AWINDOWS DESKTOP Blaze1 blz emo SPARK
33. History Graph 20 96 06 21 54 06 23 13 06 00 32 06 01 51 06 03 10 06 04 29 06 05 48 06 07 07 06 08 26 06 09 45 06 Cursor 1 20 35 06 Cursor 2 20 35 06 Leq 58 7 dbA Mode Add Note Click on Note position A To Move or Delete Note Step 1 Click on the text to be moved or changed The Annotate graph window will appear March 15 2002 Using Larson Davis Blaze Software 2 77 V Jamsession blz 2 7 10 2 eee al fics flee Time History Graph Annotate Graph x Enter text to add to the graph OK Cancel Select the color for the note Black Move Select the font size Medium X Delete 96 06 21 54 06 23 13 06 00 32 06 01 51 06 03 10 06 04 29 06 05 49 06 07 07 06 08 26 06 09 45 06 Cursor 1 20 35 06 Cursor 2 20 35 06 Leq 58 7 dbA Mode Add Note Click on Note position Step 2 To change the text enter new text and click the OK button To move text click the Move but ton and then click on the graph at the new loca tion The text will be moved automatically to the new location on the graph To delete text click on the text to be deleted then choose the Delete button and the text will disappear The Statistics Graph The Statistics graph shows how often each dB level from 60 dB to 150 dB occurred during the measurement or what ever the range is based on gain 2 78 SPARK and BLAZE USER MANUAL Step 1 Click the Statistics Graph icon from the main
34. Ln Tl MarLpeak Linn 72 BE Statatoe to 75 dia 130 75 75 75 E mW oe Step 3 Select Export Data select the export data button from the toolbar 2 90 SPARK and BLAZE USER MANUAL Comma delimited is for spreadsheet programs others are useful for exporting into word processors ZI iew Options Recode Graoh window Help la xj o i sjala 2 Gus fo9 14300910 13 Sep 1999 1500 00 z cen LC WwnCOWSOFSKTOPe Le 2 CAWINDOWS DESKTOP Blaze2 biz AT estfer Akron He Eat 776 dBA ied E ES 8 SETS rr Export Data Sections to Include Results Summary Cancel Time History Data Statistical Data Export as Comma Delimited File Output Filename S Automatically Launch Viewer App Step 4 Choose the data from the measurement record that you wish to export by clicking the appropriate check box Your choices are Results Summary Time History Data e Statistical Data Step 5 You create an easily parsed text file by click ing the Export as a Comma Delimited File check box To choose the name of the text file you wish to create and the location where you require to be it stored March 15 2002 Using Larson Davis Blaze Software 2 91 2 92 Step 6 Click on the Output Filename selection box Export Data x Sections to Include
35. Off feature allows you to set a time whereby the 706 706RC automatically powers off If a 706 706RC key has not been pressed during this Auto Off period the 706 706RC automatically shuts off to conserve power The maximum time that can be set is 60 minutes The mini mum is 1 minute Selecting the Never option disables this feature leaving the 706 706RC power on indefinitely or until the unit is powered off using If the 706 706RC Timer has been set the Auto Off feature will be disabled until one minute after completion of the last timer stop time Auto Off is also disabled during a manual start run until the unit is stopped or when the SparkTM instrument is in range of any active IR device Step 6 Press 7 to edit the Auto Off time Power Uff B min SPARK and BLAZE USER MANUAL Timers March 21 2002 Step 7 Press to cycle through the Auto Off times Step 8 When you have highlighted your Auto Off time press to accept 49 31 Auto OFF Cnever lia Step 9 Press to exit to the Power menu About Power BE The Timers area is used to view the current time and date of the 706 706RC s built in clock and to view the automatic run stop timers if they have been established The time and the timers are set using the Blaze software They cannot be changed manually within the 706 706RC Step 1 Press to highlight Timer Step 2 Press to enter the Timers screen 3702799 13 59 97
36. Pa hours and Pasques Pa seconds units using a variety of exchange rates threshold and criteria values Continuous display of SPL level The instrument will continue to display the current SPL level even when the instrument is not running During this time the instru ment will not be logging data the value is only being dis played on the screen Noise floor of 35 dBA A weighted Slow Fast using 30 dB gain Frequency Response of A and C weighting meets ANSI and IEC Standards Detector accuracy True RMS less than 0 7 dB error from 40 to 143 dB Two standard AA internal alkaline batteries provide greater than 100 hours of continuous battery life The 706 is a fully functional Noise Dosimeter Measurement range of 40 dB to 143 dB rms in four ranges Peak detector range of 80 to 146 in four ranges Leq Max and Peak levels stored at 1 5 15 30 or 60 second time intervals 4 user defined time weighted aver age levels or calculations are also stored as well as Lmin Ln statistics 1 99 in 0 5 dB resolution stored at 5 minute intervals SPARK and BLAZE USER MANUAL March 21 2002 Automatic detection of Microphone Failure Spark instruments will detect and display a warning message if the microphone is disconnected Microphone failure is also recorded in the status byte of each time history record 1 Megabyte of nonvolatile memory Windows 95 98 IR compatible infrared interface provid in
37. Release the left mouse button to execute the zoom Time History Graph Time 16 35 56 Leg 59 0 dbA Leq Further zooming can be achieved by repeating the above procedure Zoom Out Zoom out returns a zoomed Time History to its original unexpanded scale Step 1 Click on the magnifying glass on the Time History toolbar to select the Zoom Out tool agrese Aee March 15 2002 Using Larson Davis Blaze Software 2 63 Step 2 You will be automatically zoomed out to the origi nal Time History graph Time History Graph Time 16 35 56 Leg 59 0 dbA Editing the Time History NOTE The Cursor placement can be fine tuned by using the Left and Right arrow keys instead of the mouse 2 64 Leg The Time History can be edited and the overall Dose Pro jected Dose Leq TWA SE Lmax Max Lpeak and Lmin recomputed You can select areas to be removed from the time history using the cursors You can also add or subtract a dB offset from within a selected section to understand the effects of noise reduction measures hearing protection increased noise sources etc Time History Editing is a pow erful tool for understanding the cause and effect of such changes The following editing functions are available in Blaze e Exclude a section s in the Time History recomputation SPARK and BLAZE USER MANUAL Setting a Reference Line in a Time History Graph March 15 2002 In
38. SPL dB C SPL 10 66 160 66 1 12 5 66 200 66 1 16 66 250 66 1 20 66 315 66 1 25 66 400 66 1 31 5 66 500 66 1 40 66 630 66 1 50 66 800 66 1 63 66 1000 66 6 80 66 100 66 125 68 5 Microphone Extension Cables Calibration Procedure March 22 2002 series meters Microphone extension cables cannot be used with the Spark The calibration procedure for the Spark series meters is described on page 2 13 and 3 11 of this manual A 6 Reference Frequency Stabilization Time Microphone Electrical Impedance Functions Measured Data Storage The reference frequency is 1000 Hz At power on the Spark series meters will not proceed to a running condition until it is allowed to stabilize A short sta bilization time approx 5 seconds is also invoked when cer tain settings Weighting Gain etc are changed The Larson Davis ADP046 should be substituted for the MPROO1 microphone when performing electrical tests on the Spark series meters Dose Projected Dose Time Weighted Average TWA and Leq Exposure in Pa S and Pa H including the E8 and E40 calculations SPL Lmax Lmin and Lpeak e Exceedance count and duration for 115 and 120 dBSPL RMS and 140 dBSPL Peak Ln Table for SPL measurements 5 minute intervals 0 5 dB resolution bins e Time History 1 Mbyte Memory the 706RC has 4 Mbytes of memory Unlimited data memory retention with batteries removed
39. THAT HAS BEEN ABUSED DAMAGED USED BEYOND RATED CAPACITY OR REPAIRED BY PERSONS OTHER THAN AUTHORIZED SERVICE PERSONNEL 2 DAMAGED CAUSED BY ACTS OF GOD THAT INCLUDE BUT ARE NOT LIM ITED TO HAILSTROMS WINDSTORMS HURRICANES TORNADOES SAND STORMS LIGHTNING FLOODS AND EARTHQUAKES 3 DAMAGE UNDER CONDITIONS CAUSED BY FIRE OR ACCIDENT BY ABUSE OR BY NEGLIGENCE OF THE USER OR ANY OTHER PERSON OTHER THAN LD BY IMPORPER INSTALLATION BY MISUSE BY INCORRECT OPERATION BY NORMAL WEAR AND TEAR BY IMPROPER ADJUSTMENT OR ALTERATION BY ALTERATIONS NOT COMPLETED BY AUTHORIZED SERVICE PERSONNEL OR BY FAILURE OF PRODUCTS PARTS FROM SUCH ALTERATIONS 4 COSTS OF REPAIRING DAMAGE CAUSED BY POOR OR IMPROPER MAINTE NANCE OR UNAUTHORIZED REPAIR 5 COSTS OF MODIFYING THE PRODUCT IN ANY WAY ONCE DELIVERED TO THE BUYER EVEN IF SUCH MODIFICATIONS WERE ADDED AS A PRODUCTION CHANGE ON OTHER PRODUCTS MADE AFTER THE BUYER S PRODUCTS WAS BUILT Authority to Alter This Limited Warranty No agent representative distributor or authorized dealer of LD has any authority to alter the terms of this Limited Warranty in any way This Limited Warranty may be altered only in writing signed by an authorized officer of LD Please write your Spark model number 703 703 705 705 706 706RC the serial number and the purchase date in the following area Please list all of the instruments if you have more than one Spark You may be asked to pro
40. Time 14 Jan 2002 15 06 21 x sds Jan 2002 2123 Record Sun Mon Tue Wed Thu Fri Sat Instrument 6 T 8 9 10 11 12 13 14 15 16 17 18 19 Eonar 20 21 22 23 24 25 26 27 Set Cancel Set Time Free Me Close Step 4 Click on the appropriate date to change the date of the Spark instrument To change months click on the left or right arrow at the top of the calendar March 15 2002 Using Larson Davis Blaze Software 2 11 Synchronize to computer time forces the active Spark M instru ment s internal clock to match that of the connected computer Step 5 To adjust the time click in the Time Field on the hour minute second that you would like to change Instrument Manager E x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Model LDL 706 Refresh Serial Number 183 Firmwar 73 1 x Battery Instrument Date and Time 14 Jan 2002 15 06 Set Synchronize to computer time Cancel Record Instrument Time 1 4 January 2002 15 06 20 Set Time Free Me Computer Time h 4 January 2002 15 06 23 Step 6 Use the up and down arrows in the time field to adjust the clock Step 7 Press Set to send the selected date and time to the Spark instruments built in clock Instrument Manager 4 Instrument Status General Settings Auto Timer Manual Contro
41. accumulation as specified in this standard Noise levels below the thresh old will not be included in the Spark instrument dose computation The current OSHA threshold is 80 dB Outside of the U S the threshold level is typically set to 0 dB Criterion Level dB Criterion Level is the level of sound that will produce a dose of 10096 if continually applied for the criterion time The current OSHA criterion level is 90 dB Criterion Duration hrs Criterion duration is the time required for a continually applied sound of the selected criterion level to produce a dose of 100 Criterion duration is typically 8 hours User Defined Configurations Once you have selected the instrument settings for your par ticular measurement you can save them as the default or as a custom setup This allows you to set up a library of alternate instrument setting configurations as needed or required by the applicable governing body This makes it possible to set up the instrument configurations once and save them for quick and easy instrument configuration at any time in the future Step 1 To save the current parameters as a setup click on Save A window will appear to allow you to name the setup 2 26 SPARK and BLAZE USER MANUAL March 15 2002 Instrument Manager xj Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration Save Delete RMS Peak Deter Sam
42. all Time History and Ln data Rami cac bets HERES x Lock Contre Please enter a password between 0000 and 3333 Lock Statu E Cancel Refresh Display Close 2 40 SPARK BLAZE USER MANUAL Step 4 The Spark instrument is now locked as indi cated in the Lock Status field Instrument Manager q x Instrument Status General Settings Auto Timer Manual Control Download Calibrate r Run Control Reset Click Reset Data to reset Run Status STOPPED current levels and delete all Time History and Ln data Run Stop Live Display Reset Data r Lock Control Lock Status LOCKED Unlock Refresh Display Close Unlocking the Spark Instrument Using Blaze Step 1 From within the Blaze Instrument Manager screen on the Manual Control Tab select Unlock The unit is automatically unlocked when connected to the software Instrument Manager k xi Instrument Status General Settings Auto Timer Manual Control Download Calibrate r Run Control Reset Click Reset Data to reset Run Status STOPPED current levels and delete all Time History and Ln data Run Stop Live Display Reset Data r Lock Control Lock Status LOCKED Lock Refresh Display 15 2002 Using Larson Davis Blaze Software 2 41 The Spark Lock has now been disabled as indicated in the Lock Stat
43. authorized service person for such products LD shall have no obligation to undertake repairs of products manufactured by others E NO SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES LD S SOLE OBLIGA TIONS UNDER THIS LIMITED WARRANTY ARE SET FORTH ABOVE IN PARA GRAPHS A B C AND D IN NO EVENT SHALL LD ITS CONTRACTORS OR SUPPLIERS BE LIABLE TO THE BUYER FOR ANY LOST PROFITS DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CONTRACT IN TORT OR ANY OTHER LEGAL THEORY SUCH DAM AGES FOR WHICH LD SHALL NOT BE RESPONSIBLE INCLUDE BUT ARE NOT LIMITED TO LOST TIME AND CONVENIENCE LOSS OF USE OF THE PRODUCT THE COST OF A PRODUCT RENTAL COSTS OF GASOLINE TELEPHONE TRAVEL OR LODGING THE LOSS OF PERSONAL OR COMMERCIAL PROPERTY AND THE LOSS OF REVENUE Some states do not permit the limitation or disclaimer of incidental or consequential damages There fore the above disclaimer of incidental or consequential damages may not apply to certain purchasers I Procedure for Warranty Performance If the product fails to perform to LD s specifications the Buyer must provide LD with the applicable model and serial numbers the date of purchase and the nature of the problem J ADDITIONAL EXCLUSIONS FROM THIS LIMITED WARRANTY NOTWITHSTAND ING ANYTHING TO THE CONTRARY CONTAINED IN THIS LIMITED WARRANTY THIS LIMITED WARRANTY DOES NOT COVER ANY OF THE FOLLOWING SPARK and BLAZE USER MANUAL 1 EQUIPMENT
44. box as shown below Instrument Manager xi Instrument Status General Settings Auto Timer Manual Control Download Calibrate Model LDL 706 Serial Number 183 Firmwar 73 4 Battery Instrument Date and Time 4 Jan 2002 15 00 04 Free Me Synchronize to computer time Record Instrument Time 1 4 January 2002 15 00 03 Computer Time 1 4 January 2002 15 00 06 Refresh Set Time Close SPARK BLAZE USER MANUAL Step 2 Alternatively you can manually choose the Spark instrument time by deselecting the syn chronize to computer time box click in the box to remove the check mark Instrument Manager Instrument Status General Settings Auto Timer Manual Control Download Calibrate Model LDL 706 Refresh SerialNumber 183 Firmwar 73 Battery Instrument Date and Time 4 Jan 2002 15 03 28 Set Synchronize to computer time Cancel Record Instrument Time h 4 January 2002 15 03 28 Set Time Computer Time h 4 January 2002 15 03 31 Free Me Close Step change the date click on the down arrow in the date pull down menu A calendar will appear Instrument Manager am Instrument Status General Settings Auto Timer Manual Control Download Calibrate Model LDL 706 Refresh Serial Number 183 Firmwar E k Battery Instrument Date and
45. by pressing View History This opens the Calibrate History window x Display selected serial number 20203 Display all serial numbers Serial Number Level Offset Deviation Date 20203 114 dB 10 8 dB 0098 Fri 08 Feb 2002 11 03 00 In this window the history of a single Spark instrument can be studied by making a selection from the pull down menu when the Display selected serial number radio but ton is used Alternatively you can view all the calibration histories from each of the SparkTM instrument s that have been connected to your PC by choosing the Display all serial numbers radio button The calibration history dis plays a table Each row of the table presents information for one calibration Each row lists the serial number of the cali brated Spark instrument the dB level of the calibrator used the Spark instrument offset after calibration and the date and time of calibration The data from the last or most recent calibration done in the Spark instrument is saved and added to the selected cali bration log This allows you to pre calibrate the instrument either in the office using Blaze 3 0 software or in the field using a Larson Davis 706RC A calibration history can be included in the printed Sum mary Report The option to print calibration information on the Summary Report can be found on the toolbar as a drop down menu after clicking on the Options tab and can be turned on or off by sel
46. exponential time SLOW weighted sound level in dB Las Lc q Dose dt Dae TWA Lc 4 in the formula above if the sound level is less than the user specified threshold level then Lag Le criterion level in dB T Criterion duration in hours 8 hours typical T Measurement period Run Time T T T TWA time weighted average in dB q exchange rate constant if exchange rate 3 q 10 if exchange rate 4 q 4102 10 2 13 29 if exchange rate 5 q 5 Logj9 2 16 61 if exchange rate 6 q 20 Peak The maximum value of the instantaneous frequency weighted C or Unweighted sound pressure in a given time interval For the Spark dosimeters a Peak value is recorded for 2 different time intervals First a Peak is recorded for the entire record s Run Time Second a Peak is recorded for each individual time history sample Note the Peak metric is not an integrated or averaged value and it is measured with a separate peak detector circuit which has a very fast rise time see specifications for more details Blaze denotes the Peak value as Max Lpeak On the Spark display the Peak value is annotated as Ley C weighted peak or Lup Flat or Unweighted peak Peak Frequency Weighting It is the frequency weighting of the peak detector Possible selections are C weighted or U unweighted Peak weight ing is independent of the RMS frequency weighting Projected Noise Dose The Noi
47. in the Setup menu Fer L151 Dose 1 Step 2 Press Q to enter the Dose 1 Settings menu Changing the Threshold Level Step 3 Press Q to enter the Dose 1 Threshold Level edit field Dd Thr Lyi D am db Step 4 Press and 0 to move between digits and W to increment or decrement that digit mbi Thr Lyi m oa db March 21 2002 Manual Operation of the Spark 706 706RC 3 21 Changing the Exchange Rate Changing the Criterion Time 3 22 Step 5 Press 7 to accept the new choice or to exit without making the change Di Thr Ly I Bu Ik x Step 6 Press to highlight the Dose 1 Exchange Rate Di Exch Step 7 Press Q to enter the Dose 1 Exchange rate edit field D1 Exch Rt dd Step 8 Press or to cycle to your desired Exchange Rate 3 4 5 or 6 DI Exch Rt Edb Step 9 Press to accept this Exchange Rate choice or press to exit without making the change Di Exch Rt C41 Step 10 Press to highlight the Dose 1 Criterion Time 4 Di Crtn nh Step 11 Press 7 to enter the Dose 1 Criterion Time edit field DI Crin Trl jhours SPARK and BLAZE USER MANUAL Step 12 Press and 0 to move between digits and W to increment or decrement that digit DI Crtn Trl hours Step 13 Press Q to accept the new Dose 1 Criterion Time or press to exit without making the c
48. ing at the Modified Results area of the Measurement Record You can do this by closing or resizing the Time His tory window Compare the Results with the modified results to see the effect of removing the section from the Time His tory Results Dose Projected Dose LEQ TWA TWA 8 Lmax Max Lpeak Lmin Lep 8 SE Overload Modified Results Modified Dose Modified Proj Dose Modified LEQ Modified TWA Modified TWA 8 Modified Lmax Modified Max Lpeak Modified Lmin Modified Lep 8 Modified SE Edit Include Edit include is used when you wish to restore a previously excluded section into the overall Leq dose Lmax and Lpeak calculation This is useful if you have excluded multi ple sections of the Time History and wish to recover a single section or two while leaving other exclusions intact This is achieved by selecting the excluded section and then using the Include tool 2 72 SPARK and BLAZE USER MANUAL Edit Restore Restore removes all changes to the Time History and brings it back to its original unedited state ala elelee a i Create a New Record Creates a new record from the selected data Calculates new values based on the data selected between the cursors on the time history graph Use your left and right mouse buttons and select the data of interest This assists in evaluating how reduced levels would affect the overall dose and time weighted average Step 1 Within th
49. option of a refund may be selected during this one 1 year period in lieu of repair replacement or exchange of the product Extended Labor Warranty In furtherance of LD s commitment to Total Customer Satisfaction LD offers an extended labor warranty of one 1 year on all products calibrated or certified by a factory technician at any time or from time to time during the first seven years of the product life from date of manufacture The customer s sole remedy pursuant to this extended warranty is to receive free labor for any repairs required during the period in which the extended warranty is effective This extended labor warranty is subject to the limitations as outlined in Paragraph J Service amp Repair Limited Warranty In addition to the limited warranties set forth above LD offers a 90 day parts and labor limited warranty for all repair work performed at the factory This warranty is limited to parts repaired or replaced at the factory by LD This warranty is also subject to the limita tions as outlined in Paragraph J C Shipping Charges The buyer will return the product freight prepaid by the Buyer to an authorized service center The product will be returned to the buyer freight prepaid by LD D Products Manufactured by Others This Limited Warranty does not cover any products manufac tured by others Such products are subject to the warranty if any of their respective manufacturers and to be repaired only by a respective
50. setup and control of the slave instrument The 706RC can also download and store data from several other Spark M units e Stand Alone capability In addition to the Remote Con trol functions the 706RC is a fully functional Noise Dosimeter having all the functionality of a standard 706 instrument Measurement range of 40 dB to 143 dB rms in four ranges e Peak detector range of 80 to 146 in four ranges e Leq Max and Peak levels stored at 1 5 15 30 or 60 second time intervals 4 user defined time weighted aver age levels or calculations are also stored as well as Lmin e Ln statistics 1 99 in 0 5 dB resolution stored at 5 minute intervals Automatic detection of Microphone Failure Spark instruments will detect and display a warning message if the microphone is disconnected Microphone failure is also recorded in the status byte of each time history record e 4 Megabytes of nonvolatile memory Windows 95 98 IR compatible infrared interface provid ing transfer rates to the PC at up to 115 000 bits per sec ond March 21 2002 Introduction 1 3 Spark 706 Features User programmed daily start stop times PC based setup dose calculation report generation and graphics Manual setup of instrument functions Timers and Clock can only be set from the Blaze software Slow or Fast rms detection using A or C weighting Calculation of noise exposure in percentage dose pro jected dose SE
51. sss 3 22 Changing the Criterion TIME isisisi eee een 3 22 Changing the Criterion Level esee eee 3 23 Memory se eco eee tede van ve aee I Rr etes 3 24 Tim oue debe der DRAMA E atienden 3 24 Memory Used are ee ee ete eee eee 3 24 Memory oe epe eon ea eR HEUTE rte p PO tiere 3 25 Number of Records Stored essere 3 25 Installed Bytes of Memory sse eee nene nnns 3 25 Upload 706RC only te etie eias 3 25 Clear ATL ente ett e een 3 25 HAD OUE iuste eet M ate an e ts 3 26 Th Power oH RIEN NEU UN ER 3 27 eee Rege RN 3 28 Eire AL UH xD SE 3 29 Dis pla V 3 30 Chapter 4 706RC Operation 4 1 Introduction roce See den e ON PU ERE e d 4 1 Men Str ct fe retten IER c e t eee ied e de fees 4 1 Controlling a Remote Device sss eee 4 2 Inversion uidet ie oic teste derat 4 2 Record estie iai ie a Ree Edad 4 4 Appendix A Spark 706RC 706 705 705 703 703 Specifications A1 General Characteristics A1 Type Precision eer eroe e n etie dita tee e eng A1 Reference Direction e eite t RR ERE A1 Typical Measurement Ranges sss A1 Calibration Reference Level sse A2 Frequency Weightings i cemeterio etos A2 Detector Time Weightings sees eene nennen A3 SPARK and
52. tests the microphone was replaced with an equivalent electrical impedance Peak Detector Dynamic Range gt 40 dB Primary Indicator Range gt 35 dB Measurement Range is approximately 80 to 146 dBSPL Peak in 4 ranges The reference level is 114 0 dBSPL The available frequency weightings for the Model 706 703 are described in the following table Flat Detector Weighting A Weight C Weight RMS SPARK and BLAZE USER MANUAL The typical frequency response of the Peak detector with FLAT weighting is shown in the following table Nominal Unweighted Nominal Unweighted Nominal Unweighted Frequency Peak FLAT Frequency Peak FLAT Frequency Peak FLAT Hz Weighting Hz Weighting Hz Weighting dB dB dB 10 0 4 160 0 0 2500 0 0 12 5 0 3 200 0 0 3150 0 0 16 0 3 250 0 0 4000 0 0 20 0 2 315 0 0 5000 0 0 25 0 2 400 0 0 6300 0 1 31 5 0 1 500 0 0 8000 0 1 40 0 1 630 0 0 10000 0 1 50 0 0 800 0 0 12500 0 2 63 0 0 1000 0 0 16000 0 2 80 0 0 1250 0 0 20000 0 2 100 0 0 1600 0 0 125 0 0 2000 0 0 Detector Time Weightings The available RMS detector time weightings are FAST and SLOW Operating Temperature Range The SPL level varies 0 5 dB when the complete instrument is tested over the 10 C to 50 C temperature range The ref erence reading for this test is taken at 20 C and 36 rela t
53. the Lock h 1 Deactivating the Lock Step 1 To deactivate the lock press any key on the 706 706RC keypad to bring up the Lock combination entry screen Step 2 Using and to move between number fields and and to increment and decre ment the numbers enter the 4 digit Lock combina tion you defined earlier Step 3 Press to enter the combination code and deacti vate the Lock You will be returned to the display screen prior to entering the Tools menu ns 64 1 March 21 2002 Manual Operation of the Spark 706 706RC 3 15 Setting up the 706 706RC 3 16 Step 1 Press on the 706 706RC keypad to enter the Tools menu Cal E Setup Step 2 Press lt to highlight Setup Aa bi bratel Lock Step Press Q to enter the Setup menu Gain C 01 Fry Haht f Within the Setup menu you can access the 706 706RC setup functions such as Gain Frequency Weighting Peak Weight ing Detector setting Time History Period Dose 1 settings Dose 2 settings Dose 3 settings and Dose 4 settings The choices for these different setup functions are Gain 0 10 20 or 30 dB Frequency Weighting A or C e Peak Weighting Unweighted or C Detector Setting Slow or Fast Time History Period 1 5 10 30 or 60 seconds e Dose 1 Threshold Level Exchange Rate 3 4 5 6 Cri terion Time Criterion Level e Dose 2 Threshold Level Exchange Rate 3 4 5 6 Cri terion
54. the tool bar at the top of the window and select Connection Step 3 Select the Direct port access through option and the COM port that the IR adapter DV X008 is connected to Step 4 Press OK Aconnection to a Spark instrument can now be made by simply selecting the Connect icon in Blaze If the COM port that the IR adapter is connected to is still being used by another program Blaze will display the following error message A connection could not be established Make sure your instrument is turned on and pointing at the IR receiver and that the receiver is plugged into the correct Com port In this case try connecting the IR adapter to a different COM port Be sure to change the Direct Connect COM port setting in Blaze too Socket Based Connection If you are using a laptop computer with an internal IR port the Blaze software will have to connect via the Socket March 22 2002 5 The internal IR port on your com puter will only work with Windows 95 or 98 operating systems In other cases you will have to use the IR adapter DVX00S with Windows NT 2000 and XP C 6 based connection option The following notes outline the procedure for using the Socket based connection option Find out if there is any palm pilot software installed on your PC Many times the palm pilot software will hold on to the different COM ports so as to make the soft ware dummy proof meaning that the user doesn t eve
55. to the desired level When finished press the 7 key to return to the display menu Step 3 Press lt to highlight BL Bright Backlight Brightness 3173 7 BL Bright This adjusts the brightness of the backlit display of the 706 706RC A value of 0 turns the backlight off This maximizes the battery life of the 706 706RC Step 4 Press to highlight BL Save Backlight Save 0 BL Save The Backlight Save feature allows you to set time whereby the 706 706RC screen backlight automatically powers off If a 706 706RC key has not been pressed during this Auto Off period the backlight is automatically turned off to conserve power Step 5 Press to exit to the Display menu Power Timerz Display 181 March 21 2002 Manual Operation of the Spark 706 706RC 3 31 3 32 SPARK and BLAZE USER MANUAL CHAPTER 706RC Operation Introduction The 706RC is a 706 with the added capability to communi cate with other Spark Family instruments 703 705 706 The 706RC also has 4 Mbytes of memory to facilitate downloading data from multiple instruments This remote function will allow the user to have complete control including observation of the data being gathered on the 706 screen Menu Structure The menu structure for the 706RC is identical to the menu structure of the standard 706 except that an Emulate selec tion has been added to the top of the tools men
56. tool bar S ceris o eee The Statistics Graph for the current measurement record will appear aare Statistics Graph On the horizontal axis each tic mark on the grid represents a dB level March 15 2002 Using Larson Davis Blaze Software 2 79 2 80 Step 2 Click on a grid line using the left mouse button or the arrow keys Statistics Graph This displays the selected dB level the percentage of time the dB level occurred during the measurement and the cumulative distribution up to that dB level Zooming the Statistics Graph Here the Zoom in function allows you to investigate details of the Statistics Graph by magnifying selected sections of the measurement Step 1 Click on the magnifying glass in the Statistics Graph toolbar to select the zoom tool SPARK BLAZE USER MANUAL Step 2 Ata desirable place within the Statistics Graph graph click and hold down the left mouse button to anchor the start zoom selection point Then drag the mouse to the end zoom selection point drawing a box around the data to be examined March 15 2002 Using Larson Davis Blaze Software 2 81 2 82 os Step 3 Release the left mouse button to execute the zoom Statistics Graph T T SICISTCECODI tube Kole lp Mi URS Oa T20dB 730468 740dB 750468 78046 770dB 79046
57. 121 0 122 0 123 0 124 0 125 0 126 0 127 0 128 0 129 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Page 1 of 2 September 13 1999 Measurement Record Summary Report erial Number Model Number 706RC User Curtis Nelson Job Description Seal Watcher Location Ankorage Alaska Start Time Thursday September 02 1999 23 18 15 Stop Time Friday September 03 1999 01 34 56 Run Time 02 16 41 Sample Interval 1 Sec atching Seals is run ose Projected Dose LEQ TWA SE Lmax Max Lpeak Lmin Overload Threshold Criterion Level Criterion Duration RMS Weighting A Weighting Peak Weighting C Weighting Detector Gain D 4 SPARK and BLAZE USER MANUAL Time History Graph Printout Time History Graph 0 T T 02 11 05 02 11 07 02 11 06 02 11 08 September 13 1999 02 08 Time 02 11 10 02 11 09 T 02 11 11 02 11 12 Leq 75 9 dbA Leq T 02 11 13 02 11 14 T 02 11 15
58. 1755 z Session Log 9 gw E V Connected 08 24 99 V Downloaded 08 24 84 Dose Projected Dose mos Led 1032 TWA 1022 SE 02 Lmax 1043 Max Lpeak 1241 Lmin 571 dA Overload No Modified Resuts Modified Dose Modied Pro Dose 60 Modiied LEQ 1010 Modified TWA 84 Modified SE 01 Modied Lmax 1049 Modied Max Lpeak 1241 Modied Lmin 571 Statistics 00 1045 dBA 130 1045 dBA 150 1045 dBA Un 340 190 95 da Setings Exchange Rate 3 a Th 80 For Help press F1 Then select Print from the File Menu or press the print but ton in the tool bar You can also choose Print Preview to observe what will be sent to the printer Blaze Blazet 1515 Et view Options Records Graph Window Help 15 x g Open 2 Save Cues 514300010 13 Sep 1999 1500 00 7 po Seeds Pint Cep pation Pin Peon E Pint Setup Piin Reports n Export Data Search Files Monday 13 September 1999 14 30 00 Monday 13 September 1999 15 00 00 Connect 003000 Disconnect 1 Sec 1 CAWINDOWS DESKTOP Blaze bi 2 CAWINDOWS DESKTOP Biaze2 biz 3Blzel ble A Test for Akron ble le Q0 Es 6 TWA 00 SE 00 Lmax 731 Max Lpeak 673 Lmin 72 Overload wo H Statistics Lio T5 E 5 150 5 Uo T5 n E TO INUM A You may wish to export
59. 3 07 Offset 7 2 Calibrate View Calibration History Close Step 1 First verify that the Calibrator Level field con tains the appropriate output level of your calibra tor March 15 2002 Using Larson Davis Blaze Software 2 13 If you are using a Larson Davis Step 2 Remove microphone windscreen and insert the Model CAL250 this should be set to Spark instrument microphone fully into the cali 114 0 If you are using a Larson brator microphone opening Activate the calibra Davis CAL150 or CAL200 the value tor could be set to either 94 0 or 114 0 depending on the setting of the adjustable level switch The instru ment will verify that the signal from the calibrator is within the proper range if the signal is out of range the calibration will not be changed Figure 2 2 Calibrating the Spark Step 3 Press Calibrate on the Blaze calibrate menu to initiate the calibration process Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Insert the 706 Microphone into the calibrator and turn the calibrator on Then set the calibrator level and click on the Calibrate button Calibration Iri E Serial Numbe 35x Last Calibrati Offset Close 2 14 SPARK and BLAZE USER MANUAL You will see that a bar appears on the screen showing the calibration in progress When the
60. 3 3 Run Indicator When the instrument is running this bar graph will be ani mated rolling from left to right When the instrument is in the stopped mode the icon will not be present Overload The alarm icon indicates that measurement overloads have occurred This can happen when extremely loud noise levels y occur or if the microphone was bumped The icon will remain visible until a reset of the 706 706RC has been performed During an overload event the alarm icon will flash The bell Icon will also come on and flash during a micro phone fault After the microphone is connected the bell will remain on until the Spark instrument is reset Run Time Clock The clock icon is always present in the top right corner of the 706 706RC display It indicates the total running time of the current measurement This time can be set to zero by pressing the reset button on the 706 706RC During the first hour of run time the clock will display in minutes and seconds mm ss After completion of the first hour the clock display will adjust to show hours and minutes hh mm After 99 hours the clock will start over again although the actual run time in hh mm ss will always be maintained internally X X X i Powering up the 706 706RC If you have not already done so turn the 706 706RC on by pressing the On Off key The instrument will move through a short start up cycle where it b
61. 37 X This pull down menu at the top of the Data Record window lists the downloaded data records along with their associ ated start and stop dates and times Step 1 Click on the arrow next to the pull down menu to view all data records 0 9 16 33 08 to 9 16 33 13 4 08 23 33 16 33 16 to 08 23 99 16 33 17 5 08 23 99 16 33 18 to 08 23 99 16 33 30 E 5 08 23 99 16 33 32 to 08 23 99 16 33 37 7 08 23 99 16 33 46 to 08 23 99 16 33 50 March 15 2002 Using Larson Davis Blaze Software 2 47 Step 2 different data record can be selected by using the mouse pointer to highlight the desired mea surement 2 08 23 99 16 32 54 to 08 23 99 16 33 06 B 2 08 23 93 16 32 54 to 08 23 99 16 33 06 3 08 23 99 16 33 08 to 08 23 99 16 33 13 4 08 23 99 16 33 16 to 08 23 99 16 33 17 E 5 08 23 99 16 33 18 to 08 23 99 16 33 30 Bo 7 7 08 23 99 16 33 46 to 08 23 99 16 33 50 8 08 23 99 16 33 56 to 08 23 99 16 34 00 Step 3 Click the left mouse button to activate and display the selected data record 7 Blaze Blaze1 151 Ele Edt View Options Recods Graph Window Help 18 xl zs S 8 alelo clus SE BA 8 1 13 Sep 1999 14 30 00 to 13 Sep 1999 15 00 00 gt Session Log ag s General Information Connected 13 Sep 19 Serial Number 96 Downloaded 13 Sep 1 Model Number 706 Disconnected 13Sep YS i Connected 13Sep Location Stat Time Monday 13 Sep
62. 8 Environmental Considerations essent 1 19 Data Retentions uae ee eee extet cre ce ber ease ie veri Hed 1 20 Installing the Blaze Software sese eee een 1 20 703 703 705 705 Front Panel Indicators eee 1 21 Using Larson Davis Blaze Software 2 1 Starting Blaze SoftWare e nennen 2 1 BlaZe Main Window eese eene tentent ener nennen 2 2 Communication Methods in the Blaze software sss 2 5 IR Sockets Communication eese nennen eene 2 5 Direct Port Access More Desirable eene 2 6 Selecting the Communication Method sss 2 6 Connecting to a Spark instrument sess eee 2 7 Setting the Spark instrument clock sss 2 10 SPARK and BLAZE USER MANUAL Calibrating the Spark instrument sse eee 2 13 Calibration Information sse eren trennen nenne 2 16 Calibration Offset ceca ee ena tee ttes 2 16 Calibrate HIStory mee ete etras 2 17 Printing Calibration Data sese eee eene nee 2 17 Setting the Spark instrument to Collect Data sss 2 18 General Settirigs e mee eee E rer e iere e 2 19 Modifying the General Settings sss 2 20 RMS Weighting eene necem ter ied erede 2 24 Peak Weighting
63. 81 25 as the change in sound level corresponding to a doubling or halving of the duration of sound level while a constant percentage of crite rion exposure is maintained Possible values for this field are 3 4 5 or 6 The current OSHA exchange rate is 5 A value of 3 will produce Leq like levels Leq is the level of a constant sound expressed in dB which in a given time period T T T has the same energy as does a time varying sound For the Spark dosimeters an Leq value is recorded for 2 different time intervals First an Leq is recorded for the entire record s Run Time Second an Leq is recorded for each individual time history sample On the Spark dosimeters Leq is annotated as Laeg or Lceq A or frequency weighted Leq SPARK and BLAZE USER MANUAL P t instantaneous frequency weighted A or C sound pressure in pascals Po reference sound pressure 20 uPa T measurement period Run Time or time history interval T T T T2 2 Leq 10L0g49 al Pai ap T 0 Equivalent Time Weighted Average or TWA x Frequency amp Exponential Time Weighted Sound Level or Lwt March 15 2002 The level of a constant sound expressed in dB which if measured for a time period equal to the criterion duration will produce the currently measured noise dose The x in represents the criterion duration For example suppose a worker is exposed to a noise envi ronment with a TWA of 90 dB
64. D Lock B Step 2 Verify that the Emulate menu item is highlighted at the top of the tools menu Step 3 Press the Q key to bring up the Emulate menu items JConnect ll peert is Lever IIE The Emulate menu contains two items connect and invert The connect selection is what starts the 706RC looking for a remote unit The inversion mode allows the user to operate the 706RC while it is upside down The Invert menu has 3 possible set tings never The display and keypad are never inverted e master The inversion occurs only when the 706RC is connected to a remote unit e always The display and keypad are always inverted Step 4 Verify that the connect selection is highlighted and press the key SPARK and BLAZE USER MANUAL The 706RC will now start searching for a remote unit The 706RC will connect to the first available remote unit to come in range Searching for lany 70 to quit Once the 706RC finds a remote unit the screen on the 706 706RC RC becomes the screen for the remote When you press a key on the 706RC you are really pressing the key on the remote unit All setup functions are then available from the controls of the 706RC that would normally be available for manual control Please see Chapter 4 for a complete explanation of the 706 functionality Calibration of the 706 706RC Step 1 calibrate the 706 706RC enter the Tools menu and highlight Calibrate Calibr
65. D should be blinking If the units do not power up install new batteries The 706 can be set to automatically power down after a specified time from within the power menu see page 3 27 To disable this feature set the auto off function on the 706 to never March 22 2002 C 1 Internal or External IR If you don t have a serial port on your computer and have a USB port instead you will need a serial to USB adapter Making the IR connection What if my Infrared Monitor comes up but says Infrared communications has been disabled have the 706RC 706 705 705 703 703 facing the IR adapter but the Infrared Monitor still says No available infrared devices in range There is no Infrared item on my Windows Start menu Did all the above and it still doesn t work C 2 Next determine whether you are using an external com port or your PC s built in infrared IR port An external adapter such as the Larson Davis DVX008 is normally used with a desktop PC with the direct connect option Many notebook PCs come with built in IR ports which should also work fine An external IR can also be used with a notebook assuming that the built in ports of the notebook are disabled first If everything is installed and working correctly you will be able to go Start Infrared on your PC and get the Infrared Monitor When you put the 706RC 706 705 705 703 703 in front of the PC s IR port the Infrared Monitor shoul
66. Downloading file 11 of 12 100 HRERRRRRRE GER SSE Close Data Transfer in Progress window will appear on the screen A horizontal bar will show the progress of the down Using Larson Davis Blaze Software 2 43 load for each data record When the download is complete the following message will appear gt Session Log Eg v Connected 08 23 99 Downloaded 08 23 89 Disconnected 08 23 Connected 08 23 99 v Downloaded 08 23 9 Monday P Monday At Dose Projected Dose LEG This will indicate a successful transfer of the data records from the Spark instrument to the PC via the Blaze soft ware Notice that the Session Log indicates that on down load has occurred along with the date and time of the download 2 44 SPARK and BLAZE USER MANUAL If the Spark instrument is running when Download is pressed the unit will stop running and the download will occur You can view the summary regard less of whether or not memory has been cleared Measurement Summary If you wish to clear the Spark instrument internal memory at this point press Yes Otherwise select No to view the Blaze measurement summary window BEE i File Edt View Options Records Graph Window 8 xl amp s ag 1810 Sale 2 E 1 08 23 99 16 28 27 to 08 23 99 16 28 37 Session Log e General Information Connected 08 23 99
67. Manual Control Download Calibrate r Run Control Reset Click Reset Data to reset Run Status STOPPED current levels and delete all Time History and Ln data Stop Live Display Reset Data r Lock Control Lock Status UNLOCKED Lock Unlock Refresh Display Close From the Manual Control page the following operations can be performed Run the Spark instrument Stop the Spark instrument Reset the data to clear the Spark instrument memory View live data SPL Leq Peak Max in the live display Lock the Spark instrument e Unlock the Spark instrument Refresh the Manual Control screen Step 2 Press the Run button to start a measurement Notice that the Instrument Status area in the Manual Control page has changed to RUNNING to indicate that the Spark instrument is in the run mode Also note that the Session Log has been updated to reflect the running status of the Spark M instrument March 15 2002 Using Larson Davis Blaze Software 2 35 File Edit View Options Records Graph Window Help gjs e 519 SEI v Session Log EB s v Connected 13 Sep 1999 19201 Run 13 Sep 1999 19 56 11 Instument Status General Settings AutoTimer Manual Cortal Download Caibrat Run Control Reset Click Reset Data to reset Pun Status RUNNING curent levels and delete Time History and Ln data Stop Live Display Reset D
68. Modified Lmax 118 6 Modified Max Lpeak 131 2 Modified Lmin 59 4 Modified Lep 8 85 3 Modified SE 1 4 Pahr In this case the dose changed from 15 6 to 4 6 The Leq changed from 108 4 to 103 3 If you wish additional modifi cations can be made to the Time History by repeating Steps 1 4 Closely related to the Exclude option is the Edit Value but ton With the Edit button you can increase or decrease the dB level over a section of the Time History graph To edit a section Step 5 Press the Edit Value button aagal af kj eiTe LI 2 70 The following Edit dialog box will appear SPARK and BLAZE USER MANUAL Edit Time History Data xi Enter the amount to add or subtract from the selected region rl Cancel Step 6 Enter the dB level you wish to add or subtract from the interval or interval region in the field Enter a minus to enter a negative number SSS Edit Time History Data x Enter the amount to add or 2 subtract from the selected region d Cancel Step 7 Press OK to execute this operation Time History Graph The overall Time History is re displayed with the edited sec tion altered This appears as an offset in the Time History The overall Dose Projected Dose Leq TWA SE Lmax Max Lpeak and Lmin will also be recomputed based on this modification You can view the effect this had by look March 15 2002 Using Larson Davis Blaze Software 2 71
69. RE bie SESE 3 2 706 706RC Icon Descriptions ne 3 3 Dattetyiniiosaiebomeno ctas bandi arbo odi den Tr ede 3 3 nS a e RR 3 3 Gommi ricatiofis ud eee te bise decre aep Pee ERR ee ERE SERE TR 3 3 R tdndieatOE EN 3 4 Overload aae eoe e ten ete e E eR EE EDS 3 4 Run Time Glock 9 intente e eigen ics 3 4 Powering up the 706 706RC tette tete abeatis 3 4 Navigating through the 706 706RC Displays sese eee 3 5 TOOlS urs Ed ue eene eese d ste m ee 3 9 Remote Control of Remote 3 10 Z06RC ONLY na EU RE Eden 3 10 706 706 ern i a 3 11 Using the Lock Feature 5 teet tereti tendre 3 14 Activating the Lock toute veinte tue inea tiit ta 3 14 Deactivating the Lockie niei eene 3 15 Setting up the 706 700RG so iue tite rre iet ehe ea ERE Pee aoe 3 16 SPARK and BLAZE USER MANUAL Changing th G alnccsaus niit et he e de reds 3 17 Changing the Frequency Weighting sese ee eee 3 17 Changing the Peak Weighting sess eee 3 18 Changing the Detector aseo Ac eA ree en t erret 3 19 Changing the Time History Period 2 eee 3 20 Changing the Dose Measurement Settings sss 3 21 Changing the Threshold Level sse eee 3 21 Changing the Exchange Rate
70. Second 4 TWAs are recorded for each individual time history sample SPARK and BLAZE USER MANUAL T TWA 4 logo 5 10 A9 a Lag frequency A and exponential time SLOW weighted sound level in dB in the formula above if the sound level is less than the user specified threshold level then Las 9 T measurement period Run Time or time history interval T T5 T q exchange rate constant if exchange rate 3 q 10 if exchange rate 4 q A Log49 2 13 29 if exchange rate 5 q S Log49 2 16 61 if exchange rate 6 q 20 March 15 2002 B B 10 SPARK and BLAZE USER MANUAL 706RC 706 705 705 703 703 IR Communications Troubleshooting If you are having difficulty establishing communication between your 706RC 706 705 705 703 703 and com puter this section is provided to help you with a few basic steps to setting up IR communication This section will help you get your infrared communications working in the short est amount of time If you prefer feel free to call Larson Davis technical support to help you with the infrared com munications Technical support is also available by e mail support larsondavis com The First Step The first step in solving problems in IR communications is to establish that the 706RC 706 705 705 703 703 is oper ating If you are using a 706RC 706 it should be powered on If you are using a 705 705 703 703 the green LE
71. Serial Number 98 Downloaded 08 23 94 Model Number TORC Disconnected 08 030 V Connected 08 23 88 locaton V Downloaded 08 23 Downloaded 08 23 9t Start Time Monday August 23 1999 16 28 27 Downloaded 08 23 93 Stop Time Monday August 23 1999 16 28 37 Downloaded 08 23 94 Run Time 00 00 10 Sample Interval 1 Sec Note Results Dose 00 X Projected Dose 00 LEQ 566 TWA 00 SE 00 Lax 566 Max Lpeak 806 Lmin 565 Overload No Statistics 595 L30 595 dBA 150 595 dBA 170 595 dBA 190 595 E NUM A This window presents a summary of the first measurement record The summary contains complete information from the measurement The General Information section lists information such as User Job description and location Entering information in these fields is described in the Set Parameter section described on page 2 41 Other informa tion listed in the General Information section are the Spark instrument serial and model numbers the start and stop times for the measurement total run time and sample interval of the time history that was gathered The Results section contains the Dose Projected Dose Leq TWA Time Weighted Average SE Peak Lmax Lmin March 15 2002 Using Larson Davis Blaze Software 2 45 and overload status for the active measurement See Appen Results Dose Projected Dose LEQ TWA TWA 8 Lmax M
72. Spark and Blaze Personal Noise Dosimeters and Analysis Software User Manual gt Larson Davis 1681 West 820 North Provo UT 84601 1341 Phone 801 375 0177 FAX 801 375 0182 www larsondavis com 1706 01 Rev D March 23 2000 SPARK and BLAZE USER MANUAL Copyright Copyright 2000 Larson Davis Incorporated This manual and the software described in it are copy righted with all rights reserved The software may not be copied in whole or in part without prior writ ten consent of the copyright owner Trademarks PC and IBM are registered trademarks of the International Business Machines Corporation Windows 95 Windows 98 Windows ME Windows NT and Windows 2000 are registered trademarks of the Microsoft Corporation Spark and Blaze are registered trademarks of Larson Davis Inc Disclaimer The following paragraph does not apply in any state or country where such statements are not agree able with local law Even though Larson Davis Inc has tested the software and reviewed its documentation Larson Davis Incorporated makes no warranty or representation either expressed or implied with respect to this software and documentation its quality performance merchantability or fitness for a particular pur pose This documentation is subject to change without notice and should not be construed as a com mitment or representation by Larson Davis Inc This publication may
73. Spark instrument This indi cates if the PC is currently connected to a Spark instrument if the connected Spark instrument is running or stopped the serial number of the Spark instrument and if data has been downloaded from the Spark instrument It also indicates if the unit has been calibrated The Session Log will be automatically updated when any of these opera tions has occurred Communication Methods in the Blaze software IR Sockets Communication In order to accommodate IR communication on the Win dows NT operating system there are now two methods of establishing a connection in the Blaze software Both methods are described below For a complete explanation of installing IR drivers and communication protocols in your Windows operating system please see Appendix C The standard method of IR communication is by using IR sockets This method of communication will work in Win dows 95 and 98 only This method of IR communication requires 3 pieces of programming to be in place The first level of programming is the IR driver The IR driver when installed properly can be found in the con trol panel The IR monitor can be opened to see the status of the IR port If the IR port is connecting properly to the Spark instrument the IR monitor will report the model and serial number of the Spark instrument currently in front of the IR port The middle level of programming needed is the Win dow
74. Sparks display and keypad are disabled This renders the Spark virtually tamperproof during operation The Lock is activated and deactivated by way of a 4 digit user defined password To set the lock via Blaze Step 1 Press Lock Instrument Manager Instrument Status General Settings Auto Timer Manual Control Download Calibrate x r Run Control Run Status STOPPED s Reset Click Reset Data to reset current levels and delete all Time History and Ln data Reset Data Lock Control Lock Status UNLOCKED Unlock Using Larson Davis Blaze Software Refresh Display Close 2 39 Step 2 The Set Password dialog box appears Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate r Run Control Reset Click Reset Data to reset Run Status STOPPED current levels and delete all Time History and Ln data Run Stan 1 I ive Reset Nata x Lock Contre Please enter a password between D000 and SOSS Lock Status Ceca Refresh Display Close Step 3 in your desired password 4 digits maxi mum Instrument Manager J Instrument Status General Settings Auto Timer Manual Control Download Calibrate r Run Control Reset Click Reset Data to reset Run Status STOPPED current levels and delete
75. Time Criterion Level e Dose 3 Threshold Level Exchange Rate 3 4 5 6 Cri terion Time Criterion Level e Dose4 Threshold Level Exchange Rate 3 4 5 6 Cri terion Time Criterion Level SPARK and BLAZE USER MANUAL Changing the Gain Changing the Gain of the 706 706RC will alter the measure ment range of the instrument An increase in Gain will enable the 706 706RC to measure lower noise levels It will also reduce the upper measurement range of the 706 706RC To change the Gain Step 1 Verify that Gain is the highlighted choice in the Setup menu Gain C 01 E Fry Haht Step 2 Press 7 to enter the Gain selection menu Gali pees J Er Ga in Pra Step 3 Press to increment through the four Gain choices use W to return to the previous selec tions Step 4 Press 7 to enter the new Gain value or to exit without making the change The new Gain selection is now active Gain Cid Changing the Frequency Weighting March 21 2002 The choices are either A or C weighting although A is the most common setting Manual Operation of the Spark 706 706RC 3 17 Step 1 change the RMS frequency weighting first highlight Frq Wght by pressing W in the Setup menu Gain Lid jH Fra Haht j CAJ Step 2 Press Q to enter the Frequency Weighting edit field Step 3 Press or amp to move to your desired weight ing value Step 4 Press Q to accept the new
76. a Fractional dB Display Statistics Report only and the option to include a logo To choose any of these adjustments simply check the appropriate box in the Advanced Print Options window Step 4 To select a logo press the browse button next to the logo file name field This will bring up a stan dard windows file tree where a new logo can be selected Logo is in a Windows Metafile format Pdvancedrint Options x Advanced ptions Include Graph Summary and Modified only Averaged HiRes shows all exceedances Cancel Fractional dB Display Statistics Report only Include Logo fo Logo wmf Font Size 7 00 After all adjustments have been made and the report is selected press the Print button The report will be printed to the default printer To select a different printer change the default printer using the Control Panel found in Microsoft Windows Printing Windows Reports can also be printed from other areas within Blaze You can print from within the Measurement Record window Time History window or Statistics window This action will print items in the active window 2 88 SPARK and BLAZE USER MANUAL Exporting Record Data March 15 2002 First ensure that the window or screen you wish to Print is 8 Edi View Options Recods Graph Window 18 s sju e alelo Siu aE aid ig 13 992055 16 161010 00724759 16
77. a remote unit into the 706RC which can then be uploaded to the Blaze software Multiple instrument uploads can be taken before the 706RC s memory fills The 706RC will not allow you to upload a remote unit unless there is sufficient memory available in the 706RC to take the entire remote memory 0730 ci Load P Clear All memory is used to reset the memory in the 706 706RC All measurement data residing in the 706 706RC memory will be lost when this function is performed Clear All is an unrecoverable function All of the 706 706RC s data will be lost when this feature is used The 706 706 must be stopped to perform this function To clear the 706 706RC memory March 21 2002 Manual Operation of the Spark 706 706RC 3 25 Step 1 Press to initiate the reset E lear A LL emor z lives Step 2 Press P to highlight YES r ALL xu lea eno 55 Step 3 Press Q to clear the memory 100 7 Clear ALLE Notice that the Memory Free value has changed to 100 and the Memory Used value has changed to 0 Step 4 Press twice to exit to the Tools menu About About screen contains the firmware version and serial num ber of your 706 706RC Step 1 Press to highlight About Setup Hemera d About Step 2 Press enter the About Screen Version 1 coll The firmware version of the 706 706RC is dis played 3 26 SPARK and BLAZE USER MANUAL Step 3 Press to see th
78. a measurement record to a text file which can be manipulated in another program such as a spread sheet or for use in a report To export data from an open measurement record Using Larson Davis Blaze Software 2 89 Step 1 First open the measurement record you want to export 3 15 i Eie Edit View Options Records Graph Window Help la x ajs alelo v BAT li 13 08 24 88 16 16 10 to 09 24 88 16 17 55 z Session Log TM a 98 2 Connected 08 24 99 Resuls Downloaded 08 24 94 Dow 77 x Projected Dose mes x leg 1032 d TWA 1032 Ba Se 02 1043 Mar Lpeak 1241 8 Lmin SI Overload No Modified Results Modified Dose 14 Modified Proj Dose 686 0 Modified LEQ 1010 dBA Moded TWA Noted SE 01 Modled 103 Modlied Max Lpeak d Mo led nn S1 Statistics 00 us ES 105 190 1045 Un S40 1890 595 be Seti Exchange Rate 3 Threshold 0 evel a ml For Help press FT NUM A Step 2 Click on the File menu p s is 3 Paint Setup me Pini Eepots E Export Data Geach Files Moray 13 Seotenibes 1989 14 50 00 Monday 13 September 1359 15 20 00 Connect 0000 Disconnect 15e 1CNVINDOWS DESKTOPIBLaze1 biz 2CSVINDOWSIDESKTDPIBaco2 Be FEDES A Tester Akion tie B d T6 Twa 00 dbA x 00
79. ace for Run Status and Battery life Measurement range of 40 dB to 143 dB rms in four ranges Peak detector range of 80 to 146 in four ranges Leq Max and Peak levels stored at 1 5 15 30 or 60 second time intervals 4 user defined time weighted aver age levels or calculations are also stored as well as Lmin Ln statistics 1 99 in 0 5 dB resolution stored at 5 minute intervals Automatic detection of Microphone Failure Spark instruments will detect and display a warning message if the microphone is disconnected Microphone failure is also recorded in the status byte of each time history record 1 Megabyte of nonvolatile memory Windows 95 98 IR compatible infrared interface provid ing transfer rates to the PC at up to 115 000 bits per sec ond User programmed daily start stop times PC based setup dose calculation report generation and graphics Manual setup possible with the 706RC Slow or Fast rms detection using A or C weighting Calculation of noise exposure in percentage dose pro jected dose SE Pa hours and Pasques Pa seconds units using a variety of exchange rates threshold and criteria values Noise floor of 35 dBA A weighted Slow Fast using 30 dB gain Frequency Response of A and C weighting meets ANSI and IEC standards SPARK and BLAZE USER MANUAL Spark 703 705 Features NOTE The 703 and 705 are identical in operation and features The 705 offers an extru
80. al sound in a given time interval For the Spark dosimeters the time interval is the record s Run Time The units for sound expo sure are Pa S pascal squared seconds or Pa H pascal squared hours Blaze denotes sound exposure as SE On the Spark dis play sound exposure is shown as or Ec A or C fre quency weighted sound exposure P t instantaneous frequency weighted A or C sound pressure in pascals T measurement period Run Time Ba P t dt T Threshold Level Time Weighted Average TWA B 8 ANSI 51 25 defines threshold as a sound level below which the dosimeter produces little or no dose accumulation as specified in this stand The threshold should be selected to be within the measurement range of the instrument which is between 70 dB and 140 dB for the Spark The current OSHA threshold is 80 dB The level of a constant sound expressed in dB which in a given time period T T5 Tj would expose a person to the same noise dose as the actual unsteady sound over the same period ANSI 51 25 1991 refers to the time weighted average as L or average sound level The Spark dosimeters simultaneously calculate 4 separate TWA values The user specifies the exchange rate criterion level criterion duration and threshold level for each TWA These 4 separate TWA values are recorded for 2 different time intervals First 4 TWAs are recorded for the entire records record s Run Time
81. ata r Lock Control Lock Status UNLOCKED Lok For Help press F1 Step 3 Press Live Display to see a 50 second window of the running SPL Sound Pressure Level time his tory I Instrument Manager E xl 150 120 90 60 Not only the graphical representation of the SPL be viewed but the current SPL value in the lower left field of the Live Display window can also be seen Step 4 Click on the pull down menu at the lower left cor ner of the Live Display 2 36 SPARK and BLAZE USER MANUAL March 15 2002 Other parameters can also be viewed Leq Lmax and Lpeak can all be viewed instead of the current SPL Instrument Manager xil i Live Display 150 120 90 60 4 Step 5 Select Leq Now the Live Display window is showing the current Leq level Instrument Manager E xij i Live Display 4 xj 150 120 90 AA amp ALAAARALARAALAAAAAAARAARAAAALALAA AAA AA AA ARA AAA 60 30 0 50 Step 6 Press OK to close the Live Display window Using Larson Davis Blaze Software 2 37 2 38 Step 7 Press Stop to halt the Spark instrument Instrument Manager Instrument Status General Settings Auto Timer Manual Control Download Calibrate r Run Control Reset Click Reset Data to r
82. ateii Lock d Setup If you need to change the Cal Level to reflect a different cal ibrator output level go to Step 2 If the Cal Level is already set to the correct value the output signal in dB of your cali brator proceed to Step 8 Step 2 Press 7 to enter the Calibrate tools menu If you are using a Larson Davis Model CAL250 this should be set to 114 0 If you are using a Larson Davis CAL150 or CAL200 the value could be set to either 94 0 or 114 0 depending on the setting of the calibrator s adjustable level switch March 21 2002 Manual Operation of the Spark 706 706RC 3 11 NOTE The instrument will verify that Step 3 Press to highlight the Cal Level Then press the calibration tone is within the to enable editing the Cal Level expected range if it is not the calibra tion will not be changed cai Lever ll i 54 03 Step 4 Use or to highlight the number s you wish to change um irn i 1 0 m Step 5 Then use or to increment decrement to the desired number Cal Leve 1814 0 i m Step 6 When you have the correct calibrator output level entered press to accept 114 05 Step 7 Press to highlight Change Change Cal Level 114 03 3 12 SPARK and BLAZE USER MANUAL Step 8 Insert the 706 706RC microphone into the calibra tor opening Switch the calibrator on Step 9 Press Q to initiate the calibration During the calibration notice the cir
83. ax Lpeak Lmin Overload dix B for a more detailed explanation of these metrics The Modified Results section of the summary contains the Modified Leq and Modified Peak information This section of the report will only be visible if the Results of the mea surements are modified If no parameters are modified then this section will not be visible These values are derived from editing the Time History Modified Results Modified Dose Modified Proj Dose Modified LEG Modified TWA Modified SE Modified Lmax Modified Max Lpeak Modified Lmin The Statistics section contains five Ln values including L10 L30 L50 L70 and L90 These values can be modified so that other Ln values can be computed Statistics L10 L30 L50 L70 L30 2 46 SPARK and BLAZE USER MANUAL The Settings section show the dose settings that were estab lished in the General Settings of the Spark instrument These include the Exchange Rate Threshold Criterion Level and Criterion Duration In addition the RMS Weight ing the Peak Weighting the Detector rate settings are shown Settings Exchange Rate 3 Threshold 80 dBA Criterion Level 80 dBA Criterion Duration 8 hours RMS Weighting Weighting Peak Weighting C Weighting Detector Fast Gain 0 dB Viewing Other Data Records The remaining tool bar buttons are now active and used in the reporting functions of the Blaze software 1 08 23 99 16 28 27 to 08 23 99 16 28
84. bar is at 100 the calibra tion is complete The following message appears Step 4 Click OK Your Spark instrument is now calibrated Notice that the Last Calibration field has been updated to reflect this most recent calibration Instrument Manager March 15 2002 Using Larson Davis Blaze Software 2 15 Calibration Information Calibration Offset 2 16 The Calibration Information area is located on the left side of the screen within the Calibrate window The Last Cali bration field contains the date and time a calibration was performed on the connected Spark instrument The serial number of the connected Spark instrument is shown in the Serial Number field The offset field displays an Offset number each time a cal ibration is performed The Offset number generated before leaving the factory is entered into a log for the service tech nicians to be able to track how the dosimeter has adjusted or corrected itself over time to deal with varying microphone sensitivities This offset naturally changes from instrument to instrument depending on those varied microphone sensi tivities The Deviation Field is very important as it can alert you to problems with your Spark instrument preamp micro phone and or calibrator A calibration compares the dB level being read by the Spark instrument with a known dB level coming from the calibrator The difference between the two dB levels becomes the ca
85. bject to change without notice Numeri cal values given are typical Refer to specific calibration or test results for accurate data on a specific unit General Characteristics Type Precision Larson Davis Spark series meters with attached MPROO1 combined preamplifier 3 8 microphone cable and connector is a Type 2 combination personal noise dosimeter and personal noise exposure meter Reference Direction The reference direction is perpendicular to the plane of the microphone diaphragm Typical Measurement Ranges RMS Detector e Dynamic Range gt 75 dB e Primary Indicator Range gt 70 dB Measurement Range is approximately 40 to 143 dBSPL in 4 ranges Measurement Ranges Gain 30dB Gain 20dB Gain 10dB Gain 0dB 43 113 dBA 53 123 dBA 63 133 dBA 73 143dBA Crest Factor Limit gt 50 Pulse Range 70dB March 22 2002 A 1 A 2 Calibration Reference Level Frequency Weightings The instrument s Noise Floor Lower Limit and Overload Level vary depending upon the sensitivity of the attached microphone Typical values for a MPROO1 or MPROO2 3 8 microphone are listed in the table below RR run Overload Max tea oor imit Level A Weighted A Weighted Gain 30dB Gain 30dB Gain 0dB Gain 0dB 35 0 dBSPL 40 0 dBSPL 143 0 dBSPL 146 0 dBSPL The data in the above table was obtained by electrically testing the 706 For all electrical
86. box will appear Connection Settings Connection Type Socket based connection jp A M Cancel di C Direct port access through ony Eart com In the connection dialog box choose the method of commu nication you wish to use Make sure that if Direct Port access is chosen that the com port that the DVX008 is attached to is selected Connecting to a Spark instrument Step 1 If connecting to a 706 706RC press the ON key to power the unit up The 703 703 705 705 will automatically turn on when it is placed in front of an active IR port March 15 2002 Using Larson Davis Blaze Software 2 7 Blaze can only communicate with one Spark M instrument at a time When using the IR port the Blaze software will automatically select the Baud rate and Port During the connect process infor mation is read from the Spark instrument which then updates the Session Log with the serial number of the Spark instrument Run stop status is updated whenever initiated by the software 2 8 Step 2 Aim the IR window on the top of the Spark instrument toward the IR interface on your com puter or an external IR such as the Larson Davis DVX008 Figure 2 1 IR interface Although distance and angle tolerance may vary from PC to PC a direct line of sight positioning within a couple of feet should be sufficient for a connection to be established For informatio
87. cates when the instrument is turned on It has 3 indication modes Battery Indicator The 1 Blinking every 5 seconds SPARK 703 LED will flash once Spark is in sleep mode place in every 3 seconds to front of the IR port to initiate com indicate that only 8 munication hours of battery life remain and it will flash twice every 3 seconds to indicate that only 4 hours of battery life remain 2 Blinks twice every 3 seconds Awake mode ready to communi cate and be programmed 3 Blinking constantly Spark is running and taking data Figure 1 16 Indicators on Front Panel of 703 703 705 705 instruments March 21 2002 Introduction 1 21 1 22 SPARK and BLAZE USER MANUAL Using Larson Davis Blaze Software Starting Blaze Software To start the Blaze software in Windows Step 1 Click on the Start menu on the Task bar at the bottom of the Windows desktop Step 2 Go to the Programs submenu Step 3 From the Larson Davis Programs submenu or wherever the program was installed select Blaze March 15 2002 Using Larson Davis Blaze Software 2 1 Blaze Main Window When the Blaze software is fully loaded the Blaze Main window is displayed DT T File Edit View Options Records Graph Window Help pss ata e colo Belz Session Log Now Just below the menu bar is the tool bar
88. choice or press to exit without making the change Changing the Peak Weighting This function is used to change the weighting of the 706 706RC s Peak Detector The choices are either C or U Unweighted Peak weighting is independent of the RMS weighting Step 1 To change the Peak weighting first highlight Pk Weght by pressing W in the Setup menu E Fk Haht i Ec 3 18 SPARK and BLAZE USER MANUAL Step 2 Press Q to enter the Peak Weighting edit field Ark Wyhted Step 3 Press amp to move to the desired weighting value Pk Hahtli TUM Step 4 Press 7 to accept the new choice or to exit without making the change N ae I Pk Haht cud Changing the Detector This function is used to change the rate of the 706 706RC s rms root mean square detector which is used to collect data This is normally set to Slow for dosimetry applications however you need to verify this with your particular coun tries regulations Choices are either S Slow or F Fast Step 1 To change the Detector rate first highlight Detec tor by pressing amp in the Setup menu Detector E CS1 Step 2 Press 7 to enter the Detector edit field jDetector B Step 3 Press or to move to your desired Detector rate Detect March 21 2002 Manual Operation of the Spark 706 706RC 3 19 Step 4 Press 7 to accept the new choice or to exit without making the change
89. cle building on the left side of the display LCs5114 22 dB Offset 44 38 dB When the calibration is finished the completed circle changes to a check y Cal 114 0 Lcs 93 dB Offset 16 4d Step 10 Press to accept the calibration keer neu cave Lue Step 11 Press again to keep this calibration You will be returned to the Calibrate menu March 21 2002 Manual Operation of the Spark 706 706RC 3 13 Step 12 Press to return to the Tools menu Calibrateii Lock Setup Using the Lock Feature The 706 706RC has a very useful keypad Lock feature When the Lock is activated the 706 706RC s display and keypad are disabled This renders the 706 706RC virtually tamper proof during operation The Lock is activated and deactivated by way of a 4 digit user defined Lock code Activating the Lock Step 1 From the Tools menu press amp to highlight Lock Lock I c Step 2 Press Q to bring up the Lock combination screen anl E Gl Lock m 8 Step 3 in any four digit combination using and P to move between number fields and and Q to increment and decrement the numbers Step 4 Press Q to enter the combination code The fol lowing message warning will appear To Lock Systems MM YES 3 14 SPARK and BLAZE USER MANUAL Step 5 Press P to highlight YES To Lock System 55 Step 6 Press 7 to activate
90. clude a previously excluded section s into the Time History recomputation Restore the Time History to its original unedited state Define the Amount in dB to add subtract from a selected Time History section When excluding data from a record you may choose to include the time span for the excluded data in the Leq and TWA calculations or you may choose to compress the time by excluding the time as well as the data for the excluded range s in the record This is done by selecting the appro priate radio button under the Include Excluded Time head ing as shown Modifications made to the time history remain separate from the original time history data After making changes to the time history each measurement record will then contain two time histories the original time history and the modified time history As changes are made to the time history a new Dose Projected Dose Leq TWA SE Lmax Max Lpeak and Lmin will be calculated for the modified data The results of modifications to the time history are displayed both in the Time History window and the Data Record win dow Blaze will allow you to define a limit line that will appear on the Time History Graph the Summary Report time his tory graph and the Time History Detail Report graph The limit must be set for each record Step 1 Click on the Set Preferences button Using Larson Davis Blaze Software 2 65 Excluding Sections from the Record s Time Histo
91. contain inaccuracies or typographical errors Larson Davis Inc will periodically update the material for inclusion in new editions Changes and improvements to the information described in this manual may be made at any time Customer Satisfaction Limited Product Warranty A Total Customer Satisfaction Larson Davis Inc LD guarantees Total Customer Satisfaction If at any time you are not completely satisfied with any LD product LD will repair replace or exchanges it at no charge except as otherwise provided in this Limited Warranty The employees of LD strive to provide superior unmatched customer service Should you find yourself dissatisfied with any LD product for any reason consult a LD Application engineer or local representative distributor to discuss you situation B Purchase Price Refund Limited Warranty LD warrants to the original purchaser the Buyer that unless otherwise expressly specified in writing by a LD officer all LD products shall be free of defects in material and workmanship for a period of two 2 years from date or original purchase In furtherance of LD s commitment to Total Customer Satisfaction LD will for a period of one 1 year from date of original purchase refund 100 of the customer s purchase price for any LD product with which the buyer is not completely satisfied subject to the exceptions contained in Paragraph J of this SPARK and BLAZE USER MANUAL Limited Warranty The
92. cover flush against the dosimeter case Then move the sliding tab to its original up position Figure 1 10 Locking the battery door Internal battery life varies depending on the operating mode Operating continuously the dosimeter will last beyond 100 hours Using the backlight or communicating via the IR port will reduce the battery life Installing Batteries in the 705 705 NOTE Only AA type batteries can be To insert the AA battery in the 705 dosimeter remove the used in the Spark instruments battery cover on the bottom of the instrument WARNING Do not replace the batteries in an explosive environment Step 1 To remove the battery door unscrew the two screws at the bottom of the 705 using a flat bladed screwdriver Figure 1 11 Removing the battery door 1 16 SPARK and BLAZE USER MANUAL Step 2 Remove the battery door to expose the battery compartment Figure 1 12 Battery compartment Step If there is a battery in the unit carefully remove and replace with a new AA battery Figure 1 13 Replacing the battery Step 4 Replace the door by aligning the battery door with the bottom of the 705 Re tigthen the screws to secure the battery door in place using a screw driver Figure 1 14 Replacing the battery door March 21 2002 Introduction 1 17 Using Rechargeable Batteries NOTE Only AA type batteries can be used in the Spark instruments The 706RC 706 704 703 703 dosimet
93. ct the report you wish to Print add a title the currently selected Dose to the printout edit the date which appears on the report and select which data you would like to show on the report 2 86 SPARK and BLAZE USER MANUAL Step 3 Select the report style that you wish to Print by clicking on it You can see report samples in Appendix D of this manual Add a Title or change the Date if desired Title Modified Data Report EY Date 24 August 1999 16 41 09 Close Summary Report Report Options M Show Leq Data M Show LMax Data Iv Show LPeak Data Show TWA Data Advanced Advanced Print Options Step 1 Press the Advanced button on the Print Dialog Box Title Summary Report Print Date August 1999 16 41 09 Close Report Options Iv Show Leq Data Iv Show LMax Data Modified Data Iv Show LPeak Data Report Iv Show TWA Data Step 2 The Advanced Print Options dialog box will appear advanced print Options x r Advanced Options Include Graph Summary and Modified only Averaged HiRes shows all exceedances Cancel Fractional dB Display Statistics Report only Include Logo Font Size 7 00 March 15 2002 Using Larson Davis Blaze Software 2 87 Step 3 This dialog box will allow you to include a graph either an averaged graph or a detailed graph showing all exceedances for the summary report You also have the option to include
94. ctual mea surements as described later in Chapter 2 of this manual Your Spark dosimeter has been shipped in protective packaging Please verify the package contents with the list Accessories and Optional Equipment later in this chapter and retain the product packaging for safe shipment at a future date Report any damage or shortage immediately to Larson Davis Inc at 801 375 0177 If you have not already done so please record your instrument s serial num ber located on the label on the back of the dosimeter and the purchase date at the beginning of this manual see the copyright page You may be asked to give this information in any future communications with Larson Davis The following system diagram Figure 1 2 illustrates the standard configuration of the SparkTM 706 706RC The Spark 704 is identical except that it has no IR Port The SPARK and BLAZE USER MANUAL Spark 703 and 703 are identical except they have no keypad or screen 3 8 Electret microphone Microphone pre amplifier Mic clip 4 Pin LEMOw connector Backlit LCD display Keypad with tactile feedback Battery door back side Figure 1 2 Spark 706 Spark dosimeter Standard and Optional Accessories Standard Accessories Optional Accessories March 21 2002 Your Spark dosimeter was delivered with a number of additional items Please make sure that you have received the following equipment with your dosimeter
95. d say One available infrared device is in range and then show LD70n xxxxx where xxxxx is its serial number If this is the case then the Blaze software should be able to talk to the 706RC 706 705 705 703 703 and no further adjustments need to be made to the infrared software If the 706RC 706 705 705 703 703 shows up in the Infrared Monitor and Blaze still won t talk to it then you can try re booting once this may be helpful if you just installed the IR software and have not re booted After re booting if it still does not talk call Larson Davis Technical Support Go to the Options tab check Enable infrared communica tions on and then press the Apply button Go to the Options tab of the Infrared Monitor and set to 3 seconds then press Apply NOTE If you have a notebook computer it will likely need its IR port enabled in the BIOS menu Please refer to your computer s manual Go to Start Settings Control Panel and check if there is an Infrared present There may also be an infrared icon on the control bar These all bring up the same Infrared monitor If there is no way to start the Infrared Monitor in any of the above three places then look in the System icon of the SPARK and BLAZE USER MANUAL Hints for installing a built in IR port What about certain versions of Windows 95 on computers that have a built in IR port March 22 2002 Control Panel and click the Device Manager
96. d hav ing the dosimeter stop during a measurement data should be downloaded and the batteries changed at the end of every 100 hours of continuous usage 35 hours of continuous usage for the 705 and 705 Good measurement practice is to download data after every shift and replace the batteries when they are running low Installing the Blaze Software NOTE During the installation proce dure the Blaze software will prompt the user to enter a product serial num ber The serial number located on the bottom of the Blaze CD 1 20 To install the Blaze software in Windows Step 1 Select Run from the Start menu on the Task bar at the bottom of the Windows desktop Step 2 Type in the Run window d setup exe or the drive letter of your CD Rom and press the OK button The install program installs the program files and prompts for any additional required information For Windows 95 98 2000 and XP users a Larson Davis menu item is created under the Program menu item in the Start menu x Type your name below You must also type the name of the company you work for and the product serial number Name Joe Customer Company Larson Davis Serial LD 312 8641 Back Next gt Cancel SPARK and BLAZE USER MANUAL 703 703 705 705 Front Panel Indicators The Spark 703 703 705 and 705 instruments have two front panel indications Figure 1 12 Power indicator indi
97. ded metal housing and runs on a single AA battery The 703 offers a tough but lightweight housing and runs on two AA batteries March 21 2002 Detector accuracy True RMS less than 0 7 dB error from 40 to 143 dB 703 only Two standard AA internal alkaline batteries provide greater than 100 hours of continuous battery life 705 only One standard AA internal alkaline battery provides greater than 35 hours of continuous battery life Maximum security with full functionality in an extremely durable case Faceless instrument provides indicators on face for Run Status and Battery life Measurement range of 40 dB to 143 dB rms in four ranges Peak detector range of 80 to 146 in four ranges Leq Max and Peak levels stored at 1 5 15 30 or 60 second time intervals 4 user defined time weighted aver age levels or calculations are also stored as well as Lmin Ln statistics 1 99 in 0 5 dB resolution stored at 5 minute intervals Automatic detection of Microphone Failure Spark instruments will detect and display a warning message if the microphone is disconnected Microphone failure is also recorded in the status byte of each time history record 1 Megabyte of nonvolatile memory Windows 95 98 IR compatible infrared interface provid ing transfer rates to the PC at up to 115 000 bits per sec ond User programmed daily start stop times PC based setup dose calculation report generation and graphics
98. ded records into a single record fe The Modify Time History Interval button will allow the user to change the time history period for the current record Tri The Time History Graph will bring up a time history graph for the current database record JE The Statistics Graph button will bring up a statistics graph for the current database record Using Larson Davis Blaze Software 2 3 02 The Print button will print the currently displayed record It will print the current selection whether it is a Time History Graph a Statistics Graph or the text data as displayed on the screen E The Print Reports button will give you access to the predefined reports that Blaze can print The Export Data button will export the currently displayed record as a Comma Delimited File that can be opened in a spreadsheet application It will also allow the user to select the output location and file name and whether or not to automatically launch the viewer application The About button will bring up the Blaze splash screen with the current revision number e File Edi View Options Records Graph Window Help xis 8 2 0 1840 eap Bele r Session Log SPARK and BLAZE USER MANUAL On the left side of the screen you ll find the Session Log This useful area provides information with respect to the sta tus of an active connected
99. dication that the display is showing the remote s data The mail icon of the remote 706 and 706RC only will come on solid to indicate that it is being controlled by the 706RC If the connection is interrupted the 706RC will indicate that it is searching for a remote with the given serial number To terminate the search press the b power key on the 706RC 4 2 The 706RC can be used to control a remote instrument while a user is still wearing it In order to point the 706RC s IR window at the remote s IR window the 706RC can be held upside down To facilitate this type of use the 706RC has an optional inversion mode Enabling this option causes both SPARK and BLAZE USER MANUAL the 706RC s display and the arrow keys on the keypad to be inverted An example of an inverted screen is shown below NOISE DOSIMETER SLM WIS 931301500 3SION Figure 4 1 Inverted and Standard Display Modes The inversion mode allows the user to operate the 706RC while it is upside down The Invert menu has 3 possible set tings e never The display and keypad are never inverted invert H never Il e master The inversion occurs only when the 706RC is connected to a remote Ccmvert We 5 21 2002 706RC Operation 4 3 Record Transfer 4 4 e always The display and keypad are always inverted EdTnvert We To change the invert status of the instrume
100. ds You can now combine the selected interval to create a longer Time History record Step 1 Press the Modify Time History Intervals Button Step 2 The Modify Time History Interval dialog box will appear Modify Time History Interval X Current Interval secs fi New Interval secs Step 3 The Current Interval will be listed in the first field Modify Time History Interval urent Interval secs New Interval secs Cancel NOTE The new sample interval must be Step 4 Enter the new interval desired In this example the larger than the original sample interval Current Interval listed in seconds is 1 second I March 15 2002 want the new interval to be 10 seconds I enter a value of 10 seconds in the box Modify Time History Interval X Current Interval secs fi ew Interval secs 10 Cancel Using Larson Davis Blaze Software 2 57 NOTE The Time History Interval cannot Step 5 be changed if the Time History has already been modified Step 6 Time History Graph Step 1 2 58 Press the OK button Modify Time History Interval x Current Interval secs fi q Cancel Se Notice that the Sample Interval Time has now been changed in the General Information section of the Data record New Interval secs Click the Time History button to view a time his tory of the current measurement record tps o ius SPARK
101. e 706 706RC serial number Serial a EF The706 s serial number appears Step 4 Press to exit to the About Screen Setup Hemera _ About Step 1 Press to highlight Power About 4E Power lal Step 2 Press to enter the Power menu Batt Time jjj SEU Batt Type F The first displayed value is the Battery Time This indicates the remaining time run time on the cur rent batteries This run time is dependent on a proper battery type selection Step 3 Press the to see the battery type being used Press the Q key to select the type of battery you wish to use Batt Type M Ate OFF Le Auto Uff WARNING In explosive environments only approved alkaline batteries can be used in this instrument See page A 8 for approved batteries March 21 2002 Manual Operation of the Spark 706 706RC 3 27 Auto Off 3 28 Step 4 Press until Auto Off is highlighted __ 02 991 Auto OFF C337 in Step 5 Press until Volts is highlighted Auto Off prever Volts veral The Volts value displayed reflects the remaining voltage in the batteries New alkaline batteries will yield 1 5V each for a total displayed battery volt age value of about 3V Fully charged NiCD s or NiMH s should indicate roughly 2 4V If you are using rechargeable batteries NiCD or NiMH it may take a few moments for the battery voltage value to stabilize The Auto
102. e amount of free RAM on the 706RC limits the size of the data packet A 1 Megabyte transfer will take approximately 6 minutes The 706RC will refuse to start the transfer if it does not have enough free memory to store the entire used memory of the remote If the beam is broken during a file transfer the 706RC will continuously attempt to complete the transfer unless the user elects to cancel the operation Please restore link to 70 or b to abort If the beam is restored the file transfer will resume During transfer the 706RC s screen will display transfer statistics 706RC Operation 4 5 4 6 The following screen shows what type of information is available during a transfer The total number of bytes to transfer i e 117kB The percentage of total bytes transferred i e 12 The total number of records to transfer i e 2 The record currently being transferred i e 1 The percentage of the current record that has been trans ferred i e 80 total 117kB 124m file 1 2 8 0 7 If the operator of the 706RC elects to cancel a transfer the 706RC will automatically delete the partially transferred record from its memory The records on the 706RC can be transferred into Blaze as usual each record will contain the serial number of the unit that created the record SPARK and BLAZE USER MANUAL CHAPTER Spark 706RC 706 705 705 703 703 Specifications Specifications are su
103. e normal frequency and time weighting is NOT used The Spark instrument has a Peak detector that responds rapidly to changing sound levels unlike the normal time weighting RMS of the instrument Peak weighting is the weighting attenuation of the peak detector Possible selections are C weighted or Unweighted Peak weighting is independent of the RMS weighting The RMS Root Mean Square detector is used to collect data and is typically set to SLOW for dosimetry measure ments The Spark instrument supports either a SLOW or FAST detector The Sample Interval of the Time History determines how often a sample is stored in the Spark instrument Time Histories are very helpful if you wish to see how the sound varies during the measurement period A short Sample Inter val 1 second will provide excellent resolution but requires more Spark instrument memory A longer Sample Interval 1 minute is normally sufficient for work noise exposure surveys For general dosimetry measurements the gain should be set to 0 dB Adding gain using 10 20 or 30 dB will allow you to measure lower sound pressure levels While this feature is very useful for general sound level meter measurements it is not necessary or advisable for dose measurements The battery type selection allows the user to select the type of battery they wish to use The three selections are Alka line NiCD and NiMH The Alkaline battery selection is the defaul
104. e time history graph click the left mouse button to select the left most area you wish to include in the new calculation o xi alaj 212116 E i fe Time History Graph 20 35 06 21 54 06 23 13 06 00 32 06 01 51 06 03 10 06 04 29 06 05 49 06 07 07 06 08 26 06 09 45 06 Cursor 1 21 13 06 Leq 72 1 dbA Mode Normal March 15 2002 Using Larson Davis Blaze Software 2 73 Step 2 Move the mouse to the right most point you wish to include in the new calculation then click the right mouse button Blaze1 2 E inl o x 2 e amp e e a fe Time History Graph 20 35 06 21 5406 2393 06 00 32 06 01 51 06 03 10 06 04 29 06 05 49 06 07 07 06 08 26 06 09 45 06 Cursor 1 21 13 06 Cursor 2 23 02 06 Leg 72 1 dbA Mode Normal Step 3 Press the Create New Record button on the toolbar 2 epeel te efef A new record appears showing the new calculated results highlighted between the cursors 2 74 SPARK and BLAZE USER MANUAL Blaze3 3 15 x I 1 05 Mar 2002 08 17 14 to 05 Mar 2002 08 22 31 Job Description Location Start Time Stop Time Run Time Pre Calibration Post Calibration Calibration Deviation Sample Interval Note Results Dose Projected Dose LEQ TWA TWA 8 Lmax Max Lpeak Lmin Overload Tuesday 05 March 2002 08 17 14 Tuesday 05 March 2002 08 22 31 00 05 17 Friday 08 February 2002 11 03 00 None 1 S
105. ec 49 X 441 105 4 dBC 100 7 dBC 68 2 dBC 1171 dBC 125 7 dBC 584 85 9 dBC 1 2 P hr No Add Note A note can be added to the time history graph to identify problem areas or noise sources As many notes as you want can be added Follow the steps below to add notes to the time history graph Step 1 Press the Add Note button on the toolbar aj ele LH Step 2 Within the time history graph move your mouse to the area of the graph where you would like to add a note Click the left mouse button to activate the Annote Graph window March 15 2002 Using Larson Davis Blaze Software 2 75 V Jamsession blz 2 O x ajaj 2 e e e af fi Time History Graph 7 Annotate Graph Enter text to add to the graph Select the color for the note Black Move Select the font size Medium Delete 96 06 21 54 06 23 13 06 00 32 06 01 51 06 03 10 06 04 29 06 05 49 06 07 07 06 08 26 06 09 45 06 Cursor1 20 35 06 Cursor 2 20 35 06 Leg 68 7 dbA Mode Add Note Click on Note position 2 The note will appear on the graph Step 3 Type in the text you would like to appear on the and will only be printed on the Sum graph You can also select the color and size of mary report the text Click OK button when you are fin ished 2 76 SPARK and BLAZE USER MANUAL Jamsession blz 2 inl xl zleo GI fk Time
106. ecting the appropriate Print Cal His tory Info checkbox If there is a merged record with intervening calibrations between the pre and post calibration the report will indicate the number of calibrations performed between the pre and March 15 2002 Using Larson Davis Blaze Software 2 17 post calibration You can refer to the calibration log to view the intervening calibrations if desired Again the printing of the pre and post calibration information on the Summary Report can be turned on or off by selecting the appropriate Print Cal History Info checkbox in the Options Settings menu option Press Close to exit the Calibration History window Settings _ xi Calibration Log File Larson DavissBlaze CalHistory loc Cancel Print Cal History Info on Reports Print Views in Color Setting the Spark instrument to Collect Data 2 18 To collect data you should establish the type of data and time periods for which data will be collected These options are set in the General Settings and Auto Timer pages SPARK and BLAZE USER MANUAL General Settings March 15 2002 Click the General Settings tab to view the Spark instru ment settings Instrument Manager XI Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration Instrument Settings Save Delete RMS Weighting Weight v Dose 1 od Peak Weighting Unweighted Exchan
107. ep 11 Press amp twice to advance to the SE data display Ea 0 03569 na S350 a 6 3350 pat Step 12 Press to view the SE data in Pa S Pasques the 8 hour projected Pa S and the 40 hour pro jected Pa S Step 13 Press to advance to the Dose 1 display hs 2 347 1250 TUB 9 Step 14 Press 0 to inspect the Dose 1 settings for the cri terion time criterion level exchange rate criterion time rms detector and rms weighting liga Time 8 C Level 30 Et 2 2 Dt S E If you are measuring to OSHA regulations the following is a list of appropriate settings RMS Weighting A March 21 2002 Manual Operation of the Spark 706 706RC 3 7 3 8 Peak Weighting Unweighted Detector Rate Slow Exchange Rate 5 dB e Threshold Level 80 dB e Criterion Level 90 dB Criterion Time 8 hours Step 15 Press to inspect the Dose 2 settings As previ ously stated independent dose settings for all four of the 706 706RC s simultaneous dose measure ments can be established liga Time 8 C Level 30 0 5 ExEt Step 16 Press three times to move to the SPL 1 Exceedance display Step 17 Press to examine the SPL 2 Exceedance val ues This feature allows you to measure and view a second sound pressure level RMS exceedance It counts the number of times the SPL 2 Exceed ance level was surpassed and the total time the RMS sound l
108. er Location Job Description Serial Number 98 Start 31 Aug 1999 08 29 27 Model Number 706RC Stop 31 Aug 1999 08 29 37 RMS Weighting A Weighting Run Time 00 00 10 Peak Weighting C Weighting Sample Period 1 second Detector Slow Periods 10 Gain 0dB Time Leq _ Max Peak Twa Over 31 Aug 1999 08 29 27 1047 110 5 1047 31 Aug 1999 08 29 28 1047 107 9 1047 31 Aug 1999 08 29 29 1047 107 9 1047 31 Aug 1999 08 29 30 1047 107 9 1047 31 Aug 1999 08 29 31 1047 107 9 1047 31 Aug 1999 08 29 32 1047 107 9 1047 31 Aug 1999 08 29 33 1047 107 9 1047 31 Aug 1999 08 29 34 1047 107 9 1047 31 Aug 1999 0i 1047 107 9 1047 31 Aug 1999 1047 113 1 1047 Voason D 2 SPARK and BLAZE USER MANUAL Statistics Report Statistics Report User Location Job Description Detector Gain 03 September 1999 02 09 16 Serial Number Model Number RMS Weighting Peak Weighting 31 Aug 1999 08 29 27 31 Aug 1999 08 29 37 00 00 10 1 second 10 dB Count Percent Under 60 0 61 0 62 0 63 0 64 0 65 0 66 0 67 0 68 0 69 0 70 0 71 0 72 0 73 0 74 0 75 0 76 0 77 0 78 0 79 0 80 0 81 0 82 0 83 0 84 0 85 0 86 0 87 0 88 0 89 0 90 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 0 100 0 101 0 102 0 103 0 104 0 105 0 106 0 107 0 108 0 109 0 110 0 111 0 112 0 113 0 114 0 115 0 116 0 117 0 118 0 119 0 120 0
109. ers can provide over 40 hours 15 hours for 705 and 705 continuous oper ation with NiCD and NiMH rechargeable batteries If you wish to use rechargeable batteries rather than alkaline cells we recommend the following batteries and battery chargers Radio Shack Rechargeable Batteries Catalog Number Description 23 149A NiCd 1000mAH AA 2 pack 23 525 NiMH 1200mAH AA 2 pack Table 1 1 Rechargeable battery recommendation Radio Shack Battery Chargers Catalog Number Description 23 405 NiCd NiMH 1 Hour Charge 23 406 NiCd NiMH 5 Hour Charge Table 1 2 Battery charger recommendation Connecting the dosimeter to a PC 1 18 Communication between the dosimeter and a PC is made via an IR infrared interface Not only does this provide a cable free way to connect to the computer but it also yields a very fast transfer rate of 115 000 bits per second Many of today s notebook computers come standard with an IR interface Computers without an IR port will require an external IR SPARK and BLAZE USER MANUAL interface Larson Davis offers the DVX008 external IR interface module pictured below Figure 1 15 DVX008 external IrDA interface module External IR interfaces connect to the computer s serial port Please refer to the manufacturers instructions on installation and use of these items If you are using the Larson Davis DVX008 or need assistance in installing or configuring
110. eset current levels and delete all Run Status RUNNING Time History and Ln data Run Stop Reset Data r Lock Control Lock Status UNLOCKED Lock Unlock Refresh Display Close The Instrument Status area in the Manual Control page has changed to STOPPED to indicate that the Spark instru ment is no longer running Also note that the Session Log has been updated to reflect the Stop status of the Spark instrument Instrument Manager X Instrument Status General Settings Auto Timer Manual Control Download Calibrate r Run Control Reset Click Reset Data to reset current levels and delete all Time History and Ln data Reset Data Run Status STOPPED an E r Lock Control Live Display Lock Status UNLOCKED Lock Unlock Refresh Display Close To clear the memory in the connected Spark instrument press the Reset Data button This deletes the measurement data residing in the on board memory of the Spark instru ment SPARK and BLAZE USER MANUAL WARNING Caution should be exercised when using this function as deleted data cannot be recovered Data that you wish to save should be downloaded prior to using the Reset Data func tion Setting the Lock Using Blaze March 15 2002 Spark instruments have a very useful keypad Lock fea ture When the Lock is activated the
111. evels were above the threshold 120 dB Step 18 Press again to examine the Peak Exceedance values The instrument counts the number of times the Peak Exceedance level was exceeded and also records the amount of time for which the level was SPARK and BLAZE USER MANUAL exceeded The Hysterisis is 2 dB i e the level must fall 2 dB below the exceedance level before a new exceedance will be recorded Tools The Tools area is where you go to change settings in the 706 706 Let s tour the Tools menu Step 1 Press on the 706 706RC keypad Calibrate I Es Setup A number of sub menus are available within the Tools menu including Calibration Lock Setup Emulate Available only on the 706RC Step 2 Press to move to the next set of Tools sub menus a About Power H Memory About Power Step 3 Press to move to the last set of Tools sub menus Power Timers Display Ii Timers and Display We will learn more about each of these sub menus in upcoming sections Step 4 Press a few times in the Tools menu to high light Calibrate March 21 2002 Manual Operation of the Spark 706 706RC 3 9 Remote Control of Remote unit 706RC ONLY 3 10 The 706RC can be used to control a remote unit The units that can be controlled are the 706RC the 706 705 and 703 To start communication with a remote unit Step 1 Goto menu Emulate Calibrate
112. f Gain Save Configuration x Enter the name of the configuration you wish to Cancel save If the name already exists that configuration will be overwritten with the new information If the configuration doesn t exist it will be created Battery Type alkaline 7 Gade olen Step 2 Type in the name of the configuration and click Configuration Interior noise exposure Save Delete OK This will save the new setup and the new name will now show up in the configuration field Instrument Manager E x Instrument Status General Settings Auto Timer Manual Control Download Calibrate RMS Peak Deter Same Gain Save Configuration x Enter the name of the configuration you wish to save If the name already exists that configuration will be overwritten with the new information If the configuration doesn t exist it will be created Cancel Interior noise Battery Type Alkaline 7 Using Larson Davis Blaze Software 2 27 NOTE You can save as many setups as you would like 2 28 Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Interior noise exposure Configuration RMS Weighting Weight Y Peak Weighting Unweighted Detector Setting sw o rl Sample Interval cose rz Gain fo dB 7 aae Battery
113. g transfer rates to the PC at up to 115 000 bits per sec ond User programmed daily start stop times PC based setup dose calculation report generation and graphics Manual setup of instrument functions Timers and Clock can only be set from the Blaze software Slow or Fast rms detection using A or C weighting Calculation of noise exposure in percentage dose pro jected dose SE Pa hours and Pasques seconds units using a variety of exchange rates threshold and criteria values Continuous display of SPL level The instrument will continue to display the current SPL level even when the instrument is not running During this time the instru ment will not be logging data the value is only being dis played on the screen Noise floor of 35 dBA A weighted Slow Fast using 30 dB gain Frequency Response of A and C weighting meets ANSI and IEC Standards Detector accuracy True RMS less than 0 7 dB error from 40 to 143 dB Two standard AA internal alkaline batteries provide greater than 100 hours of continuous battery life Introduction 1 5 Spark 703 705 Features NOTE The 703 and 705 are identical in operation and features The 705 offers an extruded metal housing and runs a single AA battery The 703 offers a tough but lightweight housing and runs on two AA batteries Maximum security with full functionality in an extremely durable case Faceless instrument provides indicators on f
114. ge Rate 5 Detector Setting Slow Threshold Level 98 80 Sample Interval Secs Criterion Level dB 30 Gain OdB X Criterion Duration hrs 8 Akaine E Configure Instrument Within this page the properties for RMS weighting A or C Peak Weighting C or unweighted Detector rate fast or slow Time history sample interval 1 5 15 30 or 60 sec onds and Gain 0 10 20 or 30 dB can be set You can also establish settings for four separate simultaneous dose measurements For each of the four doses you can establish the Exchange Rate Threshold Level Criterion Level and Criterion Duration Each of these terms is defined in the glossary located in Appendix B of this manual The settings used for your particular dose measurement are dictated by the applicable government body that regulates these issues within your country In the United States OSHA Occupational Safety and Health Administration defines these parameters If you are measuring to OSHA regulations the following is a list of the appropriate settings e RMS Weighting A e Peak Weighting Unweighted Detector Rate Slow e Exchange Rate 5 dB Using Larson Davis Blaze Software 2 19 Threshold Level 80 dB Criterion Level 90 dB Criterion Time 8 hours Modifying the General Settings The Spark instrument settings can be modified in the Gen eral Settings window Changing settings is acco
115. hange F Di Crtn inh C102 Changing the Criterion Level Step 14 Press to enter the Dose 1 Criterion Level edit field Step 15 Press and P to move between number fields and or to increment decrement the num bers to your Dose 1 Criterion Level of choice DI Crtn Ly gdb Step 16 Press to accept this new Dose 1 Criterion Level or press to exit without making the change 19 Di Crtn Lvl 9 GET Changing the Dose 2 Dose 3 and Dose 4 measurement setup is achieved in the same manner as shown with Dose 1 The values that were entered in this tutorial do not necessar ily reflect desirable or accurate dose settings Please ensure that your 706 706RC contains the settings that are pertinent to your particular country s regulatory requirement For OSHA these values are RMS Weighting A Peak Weight ing Unweighted Detector Rate Slow Exchange Rate 5 dB Threshold Level 80 dB Criterion Level 90 dB Cri terion Time 8 hours March 21 2002 Manual Operation of the Spark 706 706RC 3 23 Memory Settings Memory Time Memory Used 3 24 Step 17 Press to return to the Setup Menu Step 18 Press again to exit to the Tools Menu The 706 comes standard with 1 Mbyte of non volatile mem ory The 706RC has a memory capacity of 4 Mbytes The Memory Time how much run time you have with the cur rent 706 706RC settings can be viewed Memory Used in
116. he physically moving the Spark firmware version the remaining battery voltage note that instrument away from the IR device full voltage is approximately 3 00V for the 703 703 if This is accomplished by closing the using alkaline batteries or approximately 1 5V for 705 705 Instrument Manager dialog box and if using alkaline batteries the remaining run time the avail clicking on the Disconnect button able free memory in the Spark instrument the number of records used up to 50 and the remaining run time based on the free memory and current data storage selections the date time of the Spark instruments built in clock and the date time from your computer Before connecting another Spark instrument you must first disconnect the currently connected Spark instrument by clicking on the Disconnect button before re establish ing a new connection March 15 2002 Using Larson Davis Blaze Software 2 9 Setting the Spark instrument clock To set the date and time of the built in clock of the Spark instrument do the following Step 1 Press Set Time iew Options Reccrds Graph Window Help Fle aja men e mu Session Log Eg om Connected 14 Jan 2 iy 2002 145123 Compute Time H January 2002 14 51 06 a 2 Two options are available The time can be set to match the time of your computer s clock by selecting the Synchronize to computer time
117. ial time weighted sound level Similarly Log signi fies the C weighted FAST level t 10Log 19 LwT frequency and exponential time weighted sound level in dB w designates the frequency weighting A or C T designates the exponential time constant SLOW or FAST 2 dummy variable of time integration P t instantaneous frequency weighted A or C sound pressure in pascals Po reference sound pressure 20 uPa t time of observation T exponential time constant SLOW 1 second or FAST 0 125 seconds Frequency Weighting LEP d Lmax See Frequency and Exponential Time Weighted Sound Level See Daily Personal Noise Exposure Lmax is the maximum value expressed in dB of the fre quency and exponential time weighted sound level LwT in a given time interval For the Spark dosimeters an Lmax value is recorded for 2 different time intervals First an Lmax is recorded for the entire record s Run Time Second an Lmax is recorded for each individual time history sample On the Spark display the Lmax annotation includes the cur rent settings for frequency weighting and exponential time SPARK and BLAZE USER MANUAL March 15 2002 Lmin Ln Noise Dose weighting For example on a Spark dosimeter Lagmx signifies the maximum A weighted SLOW level Simi larly Lcpmx signifies the maximum C weighted FAST level Lmin is the minimum value expressed in dB of
118. its using a variety of exchange rates threshold and criteria values SPARK and BLAZE USER MANUAL Spark Instruments NOTE The 706 705 and 703 can also be controlled by the 706RC March 21 2002 Noise floor of 35 dBA A weighted Slow Fast using 30 dB gain Frequency Response of A and C weighting meets ANSI and IEC standards Detector accuracy True RMS less than 0 7 dB error from 40 to 143 dB Two standard AA internal alkaline batteries provide greater than 100 hours of continuous battery life The 706RC and 706 are fully functional dosimeters that are controlled either independently via their own keypads and display or by the Blaze software The 705 705 703 and 703 are programmed using the Blaze software only since they maintain a tamperproof configuration with no keypad or display SPARK 703 SPARK 705 1095 Figure 1 1 706 705 and 703 The Spark family instruments include a 3 8 in 10 6mm diameter microphone Introduction 1 9 Getting Started Unpacking and Inspection 1 10 This section outlines the steps to follow after unpacking the dosimeter The following topics are covered e Unpacking and Inspection e Assembling the dosimeter e Standard and Optional Accessories Installing the Batteries Connecting the dosimeter to a PC Environmental Considerations Data Retention You will then be ready to use the dosimeter for a
119. ive humidity RH the input signal is at 1000 Hz at 114 0 dB SPL Effects of Humidity The SPL level varies lt 0 5 dB when the complete instrument is tested over the 30 to 90 RH range This test is per formed at 40 C with an input signal of 1000 Hz at 114 0 dB SPL Storage Temperature Permanent damage can occur when stored or operated above 60 C or below 20 C Condensation of moisture will make readings inaccurate but will be correct when moisture has dissipated Effects of Magnetic Fields The SPL level varies 0 5 dB when the complete instrument is tested in an 80 A m 60 Hz magnetic field worst case ori entation Even at a field strength of 240 A m the SPL level variation is still 0 5 dB March 22 2002 A 3 Effects of Strong Acoustic With the microphone replaced by an equivalent electrical Compliance with Fields impedance the instrument was placed in a sound field of 100 dBSPL The acoustic signal sine wave was swept from 31 5 Hz to 8000 Hz at a 0 1 octave second rate The strong acoustic field did not affect the reading on the instrument EN 50081 1 1992 Generic emission standard Part 1 Electromagnetic Compatibility Residential commercial and light industry Standards EN 50082 2 1995 Generic immunity standard Part 2 Industrial environment FCC Rules Part 15 Subpart B Effects of Mechanical Vibration entire instrument including the microphone and pream plifier
120. l Download Calibrate Model LDL 706 Refresh Serial Number 183 Firmwar 73 Battery Instrument Date and Time dan 2002 15 068 EET deem Free Me Synchronize to computer time Cancel Record Instrument Time 14 January 2002 15 06 20 Set Time Computer Time 14 January 2002 15 06 23 Refresh is used when you wish to update the screen to reflect changes in the battery life memory available etc Close will close the Instrument Manager window SPARK and BLAZE USER MANUAL If you inadvertently close the Instru ment Manager window you can re open it by pressing the Instrument Manager button on the toolbar The Instrument Manager window will then reappear The remaining tabbed pages in the Instrument Manager will be discussed in the sections that follow Calibrating the Spark instrument It is always good practice to calibrate your Spark instru ment before each measurement To calibrate select the Cali bration tab from the Instrument Manger window to show the Calibrate page Instrument Manager xi Instrument Status General Settings Auto Timer Manual Control Download Calibrate Insert the 706 Microphone into the calibrator and turn the calibrator on Then set the calibrator level and click on the Calibrate button Calibration Information Serial Number 65535 Calibrator Level 114 dB Last Calibration 2 24 99 2
121. l results Do you want to continue 39 Setting the Auto Timer NOTE Setting a timer mode or other The Auto Timer is used to establish the date and time when settings will have no affect on the you wish to have the Spark instrument automatically turn Spark instrument until the Set Timer and gather data You also set the amount of time you Button is pushed require the Spark instrument to measure before it auto matically stops and turns itself off The Auto Timer can be March 15 2002 Using Larson Davis Blaze Software 2 29 2 30 programmed at any time prior to the required date time Press the Auto Timer tab to enter the Auto Timer page Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Timer Mode Block Time Set Timer Timer Settings First Day Last Day Date 3 1998 3999 Start Stop Time 1 4 30 5 00 Instrument Settings Default Settings Time 2 0000 0 00 Save as Default Close Use the Timer Mode popup field to select one of the fol lowing timer modes Timer Off Block Timer Repeat Once Daily Repeat Twice Daily Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Timer Mode Block Time Timer Off Set Timer Repeat Once Daily Repeat Twice Daily Date 3 1999 3 1999
122. leigh cleaner Threshold Level dB 80 Note Criterion Level dB jo This is a noble profession Criterion Duration hrs 8 m Statistics Parameters 3j Display Limit Line NET L 10 L 70 30 L 50 Remember General Information March 15 2002 Using Larson Davis Blaze Software 2 49 Notice that the General Information area has been updated with the information that was entered in the General Infor mation fields General Information Serial Number 20203 Model Number 703 User Ralph Elf Job Description Sleigh cleaner Location North Pole Start Time Friday 16 November 2001 10 15 00 Stop Time Friday 16 November 2001 10 23 43 Run Time 00 08 43 Pre Calibration None Post Calibration Friday 08 February 2002 11 03 00 Calibration Deviation Sample Interval 1 Sec Note This is a noble profession Recalculating the Results The dose projected dose and TWA can be from among the 4 Dose calculations originally programmed into the SparkTM family instrument In addition the Criterion Level the Cri terion Duration can be modified and the selected Dose will be recalculated using those new values 2 50 SPARK and BLAZE USER MANUAL NOTE Only one Dose calculation may Step 1 To select the Dose Parameters go to the Dose be displayed on a Data Record at a time Parameters section select the pull down list next To show multiple Dose calculation
123. libration deviation for the Spark instrument which is added to the relative output of the Spark instrument This is how the instrument cor rects itself to compensate for the drift that the instrument may experience during its lifetime making adjustments internally to compensate for varying microphone sensitivi ties due to environmental considerations like heat cold humidity accidental abuse or neglect of the microphone A significant change over 1 5 dB in deviation after cal ibration may indicate an instrument error or drift It can also indicate an error in the calibration process like having the calibrator switched to an incorrect output level or a problem with the microphone as described above If you happen to change the microphone you could see a larger difference in your offset and deviation as different microphones have dif ferent sensitivities Under this circumstance do not be alarmed by this large change in offset and deviation as the instrument will correct itself for the new microphone sensi tivity and will function normally SPARK and BLAZE USER MANUAL Calibrate History A deviation of greater than a few dB between calibrations should alert you to a potential problem with your Spark instrument microphone or calibrator Printing Calibration Data Each time a Spark instrument is calibrated an entry is logged in the calibration history database The calibration history can be reviewed
124. member General Information Step 2 Select the parameter you wish to change Set Parameters EB Dose Parameters Show Dose 2 E Exchange Rate E Threshold Level dB eo amp Criterion Duration hrs e Criterion Level dB Statistics Parameters L fio E L 50 T General Information User Ralph Elf Location North Pole Job Desc Sleigh cleaner Note This is a noble profession Display Limit Line dB Remember General Information SPARK and BLAZE USER MANUAL Setting a Reference Line in a Time History Graph March 15 2002 Step 3 Enter a new value and press OK Set Parameters E x Dose Parameters j GeneralInformation 3 Show Dose 2 User Ralph Elf Cancel Location North Pole Exchange Rate IE Job Desc Sleigh cleaner Threshold Level aB 80 Note Criterion Level dB o pe Criterion Duration hrs p m Statistics Parameters 3 T Display Limit Line p L Lf fo co 18 Remember General Information This will return you to the data record window Blaze will allow you to define a limit line that will appear on the Time History Graph the Summary Report time his tory graph and the Time History Detail Report graph The limit must be set for each record Step 1 Click
125. mplished by selecting a choice from the pull down menu next to each field or by typing directly into the field Step 1 change the setting of an item with a pull down menu click on the down arrow on the right side of the field Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration Instrument Settings gt Save Delete RMS Weighting Weight Dose 1 A Weight Peak Weighting Exchange Rate P Detector Setting Sow zx Threshold Level dB 60 Sample Interval 50sec Criterion Level dB jo Gain fo dB 7 Criterion Duration hrs am Alkaline s Configure Instrument Close 2 20 SPARK and BLAZE USER MANUAL Step 2 Use the up or down arrow on your computer key board to cycle through the options and highlight your choice Instrument Manager E Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration instrument Settings Save Delete RMS Weighting Weight Dose 1 Peak Weighting Exchange Rate Detector Setting Slow Threshold Level dB 80 Sample Interval 60 Secs v Criterion Level dB Gain 0 dB 7 Criterion Duration hrs fe Batto Alkaline a Configure Instrument Step Press the carriage return or click the left mouse button to select your choice Instr
126. n regarding first time setup of the computer s IR port please refer to Appendix C of this manual Step 3 Click the Connect button on the Blaze toolbar File Edi View Options Records Graph Window Help 2 Sie e al 91810 slul ete 2 Once a connection has been made the Session Log will be updated to show that a Spark instrument is connected along with its serial number The data and time of the con nection is also shown SPARK and BLAZE USER MANUAL 21515 Edi Options Records Graph Window Help ajej sie ep en esp epu ele 2 590 Session Log BG 183 Connected 14 Jan 200 Instrument Status General Settings Auto Timer Manual Control Download Calibrate Model Refresh Serial Number Firmware Version Battery Free Memory 80 34 fmm remaining 1000 k Records of 50 records Instrument Time 4 January 2002 14 51 03 Set Time Computer Time 14January 2002 14 51 06 4 To view the instrument manager The Instrument Manager window also appears on the screen window the Spark instrument The Instrument Manager contains tabbed pages for perform must be connected ing various Spark instrument functions The page that appears initially is the Instrument Status page Important You must disconnect It contains information about the currently connected from the Blaze software before Spark instrument the instrument s serial number t
127. nformation 77 Bes The Battery icon provides information with respect to the remaining battery voltage of the 706 706RC Notice that there are 3 bars within the battery graphic When all 3 sec tors are present the battery voltage is greater than 2 8 3 0 volts is full power Two bars indicate that the voltage is greater than 2 4 With one bar illuminated the voltage is greater than 2 2 volts If the voltage is greater than 2 0 only the outlined battery will appear When the voltage drops below 2 0 the outlined battery will begin to flash At 1 8 volts the 706 706RC will shut itself off The mail icon is used to indicate a connection between a 706 and a remote unit On the 706RC the mail icon will come on and flash anytime the 706RC is connected to a remote unit This indicates that the 706RC screen is showing the data being collected from the remote or that data is being transferred When the connection is lost the mail icon will go away On a remote unit the mail icon will come on and stay on solid anytime the remote is in communication with a 706RC If you are connecting 2 706RC s together the master unit s mail icon will be flashing and the remote s mail icon will be on solid The signal icon indicates IR communication When the antennae is present communication is occurring between the connected 706 706RC and the computer via the IR interface March 21 2002 Manual Operation of the Spark 706 706RC
128. nt Step 1 From the tools menu verify that Emulate is highlighted and press the check key Emu Late i E E Calibrate Lock Step 2 Use the amp arrow key to highlight Invert and press the check key Connect Connect B 1 Invert Lnever1ll Step 3 The and arrow keys can now be used to select the inversion mode for the 706RC Ccmvert We LEES TTE Step 4 After the desired mode is showing press the Q key to enter the selection and return to the Emu late menu Connect TT Invert hr Lmazterl 1 The screen keypad will invert when the connect menu item is selected and the key pressed The 706RC is able to upload records from remote units Both the 706RC and the remote will need to be stopped prior to initiating the transfer SPARK and BLAZE USER MANUAL March 21 2002 To initiate the Upload Step 1 Press the tools key on the 706RC while it is connected to a remote unit Emu late Calibrate Lock Step 2 Use the and W arrow keys to scroll to the Memory menu item ik SF bd Menor Power Up Step 3 Press the Q check key m 3 40 Step 4 Use the and arrow keys to scroll to the Upload menu item and press the key The data transfer rate will be 1 3 to 1 2 the speed of an equivalent transfer to a PC the availabl
129. on the Set Preferences button Era Cn Ej uu Step 2 Enter a value in the User defined Limit box in Set Parameters xj Dose Parameters _ General Information 3 ise Dose 2 User Ralph Elf Cancel Location North Pole Exchange Rate Job Desc Sleigh cleaner Threshold Level 98 80 Note Criterion Level 98 30 Criterion Duration hrs am r Statistics Parameters L fo Lf L fo fo This is noble profession T Display Limit Line 0 dB L 50 Remember General Information Using Larson Davis Blaze Software 2 53 Merging Records NOTE Only records with matching set tings can be merged i e Interval Period Dose Settings Gain Settings etc 2 54 Step 3 Click on OK A horizontal line will now appear when a Time History graph is created and will also appear on the previously men tioned reports Blaze will allow you to merge multiple data records into one data record This would allow you to take two measure ments one before lunch and one after lunch and have the results as one continuous record Step 1 Click on the Merge Records Button Merge Records Lx Select Records to Merge 1 08 23 99 16 28 27 to 08 23 99 16 28 37 2 08 23 33 16 32 54 to 08 23 99 16 33 06 3 08 23 99 16 33 08 to 08 23 99 16 33 13 4 08 23 99 16 33 16 to 08 23 99 16 33 17 5 08 23 99 16 33 18 to 08 23 99 16 33 30
130. ons for displaying battery life run time overload IrDA activity and Microphone Disconnect e dB levels 0 1 dB e Dose 0 001 e Elapsed Time 1 second Accuracy 0 02 10 to 50 degrees C 24 hour clock hh mm ss e 1 second resolution e Year 2000 compliant 98 Automatic run stop timers One second resolution Standards Met Power Supply Dimensions Weight with Microphone Preamplifier and A 8 Battery and Case Approved Battery Types Format mm ss switches to hh mm after 59 minutes and 59 seconds and colon flashes to indicate seconds 99 hours and 59 minutes IEC60651 1979 including amendment 1 1993 IEC60804 1985 including amendment 1 1985 and amendment 2 1993 IEC61252 1993 including amendment 1 2000 ANSI S1 4 1983 ANSI 51 25 1991 703 703 704706 706RC operate with 2 AA alkaline batteries approximately 100 hour operation 703 703 704706 706RC operate with 2 AA NiCd or NiHM batteries run time is reduced to approximately 40 hours 705 705 operate with 1 AA alkaline battery approxi mately 35 hour operation 705 705 operate with 1 AA NiCd or NiHM batteries run time is reduced to approximately 15 hours Current draw when unit is off is approximately 800UA batteries will drain down in about 3 months Actual run times vary depending on operating conditions Battery life indication selected from keyboard or com puter program Width 2 5 inches 6 4 cm Leng
131. ort microsoft com support kb articles q149 4 49 asp http support microsoft com support kb articles q153 9 72 asp http support microsoft com support windows inproducthelp98 adjust_irmon_open asp http support microsoft com support windows inproducthelp98 no_device_in_range asp http support microsoft com support kb articles q189 1 51 asp http support microsoft com support kb articles q184 2 04 asp http support microsoft com support kb articles q149 6 80 asp http support microsoft com support kb articles q194 9 64 asp C 10 SPARK and BLAZE USER MANUAL CHAPTER Sample Reports Summary Report Summary Report 03 September 1999 01 57 04 User Location Job Description Serial Number 98 Start 02 Sep 1999 23 18 15 Model Number TORC Stop 03 Sep 1999 01 34 56 RMS Weighting A Weighting Run Time 02 16 41 Peak Weighting C Weighting Sample Period 1 second Slow Periods 8201 048 3 Dose Threshold dBA Projected Dose Criterion Level 90 0 dBA Leq Criterion Duration 80 TWA SE L10 Lmax 59 5 Max Lpeak 59 5 59 5 Time History Lx if it a aaa Oson 03 Sep September 13 1999 D 1 Time History Report Time History Detail Report 03 September 1999 02 09 16 Us
132. ough the 706 706RC s simple menu structure change settings and view data The keypad functions are as follows this key is used to power the 706 706RC on or off this is the RUN STOP key It initiates or ends a mea surement the RESET key performs a reset of the current mea surement The measurement screen will clear and a new measurement can be acquired RESET is also used to exit from menus screens the TOOLS key is used to access various system func tions of the 706 706RC such as calibration setting the 706 706RC locking feature changing the instrument setup viewing the available memory viewing the firmware ver sion viewing battery capacity viewing the timers and adjusting the contrast of the display The arrow keys B 5 lt provide a variety of dif ferent navigation operations within the 706 706RC operat ing system This includes maneuvering through menus and displays Typically the up and down arrows move the user up and down through displays and menus The up and down arrow are also used to navigate through menu choices The left and right arrows move the user from one related screen to another The check key is used to select an option or choice from a 706 706RC menu SPARK and BLAZE USER MANUAL 706 706RC Icon Descriptions Battery drra Mail Icon Communication Y The 706 706RC s graphical display also has its own icons that provide status i
133. ovide you with years of trouble free operation The 706 and 706RC are full featured dosimeters and sound level meters that can operate independently under manual control via keypad The 703 703 705 and 705 are simi lar in operation except that they have no keypad or display making them virtually tamper proof Spark 706RC 706 705 705 703 and 703 work integrally with the Blaze software Blaze provides a simple way to setup the Spark instru ments download and analyze the measured data Blaze software runs on Windows 95 Windows 98 Windows 2000 or Windows XP We invite you to read this manual to achieve the best results from your Spark instrument and Blaze software About This Manual This manual has 4 chapters and 4 appendices covering the following topics Chapter 1 Introduction user manual overview and an introduction to the functionality and measurement capa bilities of the dosimeter March 21 2002 Introduction 1 1 About This Chapter Formatting Conventions Chapter 2 Using Blaze instructions for using the Blaze software connecting to the dosimeter setting up the dosimeter to take measurements downloading data from the dosimeter to a file and printing reports Chapter 3 Using the Spark 706RC and 706 without Blaze This chapter reviews manual operation on the 706RC and 706 via its built in keypad and on board user interface Chapter 4 U
134. ow eee 2 45 T threshold level esses 2 26 time history data exclusion 2 64 time history detail report 2 84 time history edit restore 2 73 time history editing sss 2 64 time history graph oo eee 2 58 Time History Interval 2 57 time history interval eee 2 25 time history period changing in the 706 3 20 time history zoom esee 2 61 timer block mode 2 31 timer once daily sss 2 33 timer twice daily wo esses 2 33 timer modes sssi ioes einen 2 30 tools Key inertem bete 3 2 twice daily 2 33 SPARK and BLAZE USER MANUAL U unlocking the 706 2 41 unzooming the statistics graph 2 82 unzooming the time history 2 64 User Defined Limit line 2 53 2 65 V viewing data records 2 47 W WIDdSCIeED uo iine tre ier ecd 1 12 Z zoom Statistics graph 2 80 zoom out statistics graph 2 82 zoom out time history graph 2 64 zooming the time history 2 61
135. p 9 You then browse to the application you want to launch by clicking the selection box to the right r Sections to Include Cancel M Results Summary v Time History Data Statistical Data Export as Comma Delimited File Dutput Filename C Program Files Microsoft OfficeXOfficeNNois C Program Files Microsoft OfficeXOfficeNE 2 93 Step 10 Choose your desired application to view the exported data Select Viewer Application Look in fa Office J e EJ 4 Actors Setup E bind exe Z Bitmaps LI Shortcut Bar gt Binder exe Mso tty Borders LI Startup 3S Excel exe E Examples CJ WordMail Findfast exe e Mso ft Library W Graph8 exe m Msoffic Noise Survey Data gz Msaccess exe a sa ex File name Files of type Executable Files exe i Cancel Step 11 Select OK to export the file and launch the viewer application Searching the Blaze Database Blaze incorporates a powerful search function which will allow you to search through saved Data Records on specific items Step 1 Select the Query Files button from the Tool bar 2 2 sita eG Seo aspe v 2 94 SPARK and BLAZE USER MANUAL Step 2 The Query Files dialog box will appear JO x amp Search Files Job Description Note Serial Number Filename Step 3 Use the Browse button to select the file folder yo
136. park instrument will run continuously from the Start Date Time to the Stop Date Time Setting the Repeat Once Daily and Repeat Twice Daily Auto Timers are handled in the same way as the Block Timer 2 32 SPARK and BLAZE USER MANUAL Repeat Once Daily Repeat Twice Daily March 15 2002 Repeat Once Daily mode allows you to select a Start Time Date and a Stop Time Date that spans several days This mode is selected if you wish to turn on and off the Spark instrument automatically for a daily work shift such as 8 00 A M to 5 00 P M every day between the start and stop date the meter will turn on and off for this work shift While you can set the Spark instrument s timer mode for an extended period of time be certain there is enough bat tery life to complete the test You may need to change batter ies in the Spark instrument between shifts Repeat Twice Daily provides a means for entering two start and stop times for each day This typically is used when you wish to disable the Spark instrument during the lunch hour In this case the start stop time 1 might be 8 00 A M and 12 00 P M Start stop time 2 could then be 1 00 P M to 5 00 P M The instrument would then stop gathering data between the lunch hour 12 to 1 P M Instrument Manager Instrument Status General Settings Auto Timer Manual Control Download Calibrate Timer Mode Repeat Twice Daily Set Timer Timer Setting
137. port 2 84 printing reports sess 2 84 printing windows sees 2 88 R recalculating the dose 2 49 rechargeable batteries 1 18 Referance Line 2 53 2 65 Remote Control Operation 4 1 Repeat Once Daily Timer 2 33 Repeat Twice Daily Timer 2 33 report modified data 2 84 report summary 0 eee 2 84 report time history detail 2 84 reports statistics 2 85 Teset Key cactus teet 3 2 resetting the 706 703 using Blaze 2 38 results summary eee 2 45 Ems detector eed 2 25 rms weighting eese 2 24 S saving settings in Blaze 2 29 Screen Contrast esee 3 30 SE sena heteieteiide ar 3 5 selecting data records 2 47 set tmeft c nee epe e Rn 2 34 Spark user interface 3 2 Spark data records 2 42 Spark keypad re 3 2 statistics graph sese 2 78 statistics graph zoom 2 80 statistics report 2 85 statistics table essen 2 42 subtracting data from the time history 2 70 summary report oo eee eects 2 84 summary Wind
138. r have to go into the settings and tell the software what COM port to look at If the software is there try remov ing it and connecting to the Spark unit Make sure you are not currently running any programs on the PC that utilize the COM port if the IR adapter DV X008 is to be used Check to see if the PC is recognizing the Spark unit as existing in front of the IR sensor To do this Step 1 Step 2 Step 3 Step 4 Open the Control Panel Select the IR Monitor icon and a new window will open up Select the Options tab and check the box that reads Enable Infrared Communications on Com XX and select the appropriate COM port Click OK or Apply to make the selections you just made go into effect Find out what the connection settings are for the Blaze software Step 1 Step 2 Step 3 Step 4 Open the Blaze software Click on the Options selection near the tool bar at the top of the window and select Connection If you are using the external IR adapter DV X008 Direct Connect should be used and the corre sponding COM port selected in the same menu If you are using the internal IR port Socket Based should be selected NOTE The above steps are general rules and if one connection setting doesn t work then the other should be tried as well SPARK and BLAZE USER MANUAL March 22 2002 Incompatibilities between Windows and the infra red communication device can cause communica
139. rgest peak sound pressure level Step 3 Press lt to view the current SE sound expo sure the 8 hour projected SE and the 40 hour projected SE in units of Manual Operation of the Spark 706 706RC 3 5 Lcseq equivalent sound level C Step 4 Press to view the noise dose data for Dose 1 weighted slow detector The 706 706RC will log four simultaneous doses These dose computations can have independent Lesmn minimum sound pressure dose variables such as exchange rates threshold level C weighted slow detector levels criterion levels and criterion times This display shows the current dose value the projected Lepx peak level C weighted 8 hour dose and the TWA Time Weighted Aver age se 786 0207812 48 5 ls 286 0207812 4B Step 8 Press to view the SPL 1 Exceedance data The instrument counts the number of times the SPL 1 Exceedance level was exceeded and also records the amount of time for which the level was exceeded The Hysteresis is 2 dB i e the level must fall 2 dB below the exceedance level before a new exceedance will be recorded 3 6 SPARK and BLAZE USER MANUAL Step 9 Press to return to the sound pressure level screen l Peu 94 6 dB Step 10 Press to move to the sound pressure level set ting screen Here you will see the current 706 706RC settings for the gain rms weighting peak weighting and detector rate Hqht St
140. riefly flashes the 706 706RC ID screen Immedi ately following the 706 706RC will stabilize to its ready state The screen that will be displayed is the same screen that was active during the previous power down unless there are timers set 3 4 SPARK and BLAZE USER MANUAL If there are timers set then the following screen will be dis played each time the unit is powered up This will allow the user to immediately know if there are timers set The mes sage will not be displayed if no timers have been set Timers LalPend inal dB Lad dE If you are in a menu press one or more times to exit to a measurement display Then press W until you see the following screen Navigating through the 706 706RC Displays Laseg Level detector Type of level weighting Below is an explanation of the met ric abbreviations used in the 706 Las sound pressure level A weighted slow detector Laseq equivalent sound level A weighted slow detector Lcgmx maximum sound pressure level C weighted slow detector March 21 2002 Step 1 Press to start a measurement Notice that the current sound pressure level and Leq are currently being displayed Laseq 58 6 6 Step 2 Press to view the next display screen This shows the current Lmax maximum sound pres sure Leq equivalent sound pressure level or average Lmin minimum sound pressure level and Lpeak the la
141. rion Level eii on he be dede Bl th a s iL B1 Daily Personal Noise Exposure LEP d sss B1 Detector Rate ree deer eite te debe ERR IA B2 IB TE B2 Exchange cet tete tree e rg s B2 Equivalent Continuous Sound Level or Leq sss B2 Equivalent Time Weighted Average TWA x B3 Frequency amp Exponential Time Weighted Sound Level or Lwt B3 Frequency Weighting aisre siipi eor ei a nenne nnns B4 SPARK and BLAZE USER MANUAL DEB in tienen hier PO Malin Me sic rete eren delete cr teet 4 B4 Seve ET B4 e eee dentin douse deen base 5 E 5 0156 proc EP B5 Peak nette Ree ERR rete B6 Peak Frequency Weighting sese nes B6 Projected Noise DOSse i thee eet i ern ide rerit das B6 Projected Sound Exposure tee rit eee de B7 Sound Exposur SE enemies B7 Threshold B8 Time Weighted Average TWA sss eee B8 Appendix C IR Communications Troubleshooting C1 The First Stepen isenimine aii e ect em n dti ete udo C1 Int rnalor Externab IR eap a des C2 Making the IR connection iisip a netaan C2 What if my Infrared Monitor comes up but says Infrared communica tions has been disabled sse C2 I have the instrument facing the IR adapter
142. ry 2 66 r Dose Parameters p General Information 3 L IL 18 Show Dose 2 x User Curtis Nelson Cancel Exchange Rate Threshold Level dB 0 Note Criterion Level dB ei Criterion Duration hrs e Statistics Parameters Step 2 Enter a value in the User defined Limit box in dB in the Set Preferences dialog box Location North Pole Job Desc Cleaning the Sleigh is a noble profession Display Limit Line 10 L fro o 50 Step 3 Click on OK A horizontal line will now appear when a Time History graph is created and will also appear on the previously men tioned reports This powerful analysis feature provides the ability to exclude a section s from the overall Leq and dose calcula tions It allows you to exclude anomalous data like a slam ming door that skews the overall Calculations Time History can be edited and the overall Dose Projected Dose Leq TWA SE Lmax Max Lpeak and Lmin will be recomputed This is achieved by selecting or highlighting a section of the time history then recomputing the Leq with out the highlighted section s contributions To exclude a sec tion SPARK and BLAZE USER MANUAL Step 1 Within the time history graphic click the left mouse button above the line graphs to select the left most area you wish to remove from the overall Leq computation Time History Graph
143. s First Day Last Day Date Start Stop Time 1 14 30 s i 5 00 Instrument Settngs Default Settings Time 2 oo 38 0 00 _Defauit Settings Save as Default Using Larson Davis Blaze Software 2 33 Set Timer Instrument Settings Default Settings Save as Default The Set Timer button enables the connected Spark instru ment s automatic timer This button sends all the settings found in the Automatic Timer window to the connected Spark instrument including the timer start and stop dates times and turns the timer on At this point you may exit the Blaze software as the Spark instrument will be ready to collect data Pressing Instrument Settings interrogates the connected Spark instrument and downloads its Timer settings into the Auto Timer page Default Settings recalls the previously saved Timer defaults and brings them into the Auto Timer page If you would like to establish these Auto Timer settings to be the default values press Save as Default These will now be the Timer values shown when the Default Settings button is pressed Manual Control of the Spark instrument 2 34 Manual Control provides a means to operate the Spark instrument remotely from the Blaze software SPARK and BLAZE USER MANUAL Step 1 Press the Manual Control tab in the Instrument Manager window Instrument Manager 3 3 Instrument Status General Settings Auto Timer
144. s programming that will carry the packets of data from the IR port to the Blaze software This program ming is contained in the network protocols For the proper protocols for you operating system please see Appendix C March 15 2002 Using Larson Davis Blaze Software 2 5 The top level of programming is the Blaze software When establishing a connection with a Spark instru ment the Blaze software will report a Winsock error unless the first two levels of programming are properly in place Direct Port Access More Desirable Direct port access is the second method of establishing the IR connection from your Windows operating system This method will work in any of the Windows operating sys tem but will only work with the DVX008 external IR port Direct port access does not require installing any IR drivers or installing any additional network communication proto cols Selecting the Communication Method 2 6 alt Settings To select the desired method of communication in the Blaze software open the Blaze software Select the Options menu from the pull down menu s T Blaze File Edit View 0 Hecorde Graph Window Help Connection SPARK and BLAZE USER MANUAL Select Connection from the Options pull down menu i Blaze File Edit Miew NIE Records Graph Window Help Settings Connection The Connection dialog
145. s the to the current Dose selection and select from Dose reports must be printed each time indi 1 2 3 or 4 vidually for each new Dose Calculation Dose Parameters General Information Show User Ralph Elf Cancel Dose Location North Pole Exchange Qal Job Desc Sleigh cleaner Threshold LevaNeB Note Criterion Level dB fs This is a noble profession Criterion Duration hrs 8 Statistics Parameters 34 Display Limit Line 0 d L 10 L 70 L 0 L 9 50 t Remember General Information Step 2 Click OK to incorporate the new dose selection on the Data Record Results Dose Projected Dose LEQ TWA TWA 8 Lmax Max Lpeak Lmin Overload Results These values change based on the selected dose criterion Modifying The Dose The selected Dose parameter may be modified for a different Parameters Criterion Level and a different Criterion Time March 15 2002 Using Larson Davis Blaze Software 2 51 Step 1 Set Parameters Dose Parameters Show g Threshold Level dB go es Criterion Duration hrs e Exchange Rate Criterion Level dB Statistics Parameters i fi 0 L 30 L so Open the Set Parameters window General Information User Ralph Elf Location North Pole Job Desc Sleigh cleaner Note j is a noble profession Display Limit Line dB Re
146. se Dose assuming that the current rate of noise dose exposure continues for the duration of a work shift On the Spark display projected dose is shown as Dpg oj SPARK and BLAZE USER MANUAL Le criterion level in dB q exchange rate constant if exchange rate if exchange rate if exchange rate if exchange rate ProjectedDose 10077 iol As 7 9 4 y OR ProjectedDose 100 jol TWA L4 Lag frequency A and exponential time SLOW weighted sound level in dB in the formula above if the sound level is less than the user specified threshold level then Lag TWA time weighted average in dB 3 9 10 4 4108102 13 29 5 q 5 Logj9 2 16 61 6 q 20 Projected Sound Exposure Projected sound exposure shows what the actual sound exposure will be for a specified time period if the current equivalent continuous sound level Leq remains at its cur rent level The Spark dosimeters calculate an 8 hour and a 40 hour projected sound exposure On the Spark display these values are shown as EAg and E449 A frequency weighting or Ecg and C frequency weighting T2 T 8r 2 40 p 2 Ec P t dt and Ey P t instantaneous frequency weighted sound pressure in pascals T5 T measurement period Run Time T2 Sound Exposure SE March 15 2002 Sound Exposure is the total sound energy of the actu
147. sing the 706RC to control and upload other Spark family instruments e Appendix A Dosimeter specifications e Appendix B Glossary e Appendix C Configuring the IR Port e Appendix D Sample Reports Specifically this introductory chapter covers the following topics Formatting Conventions explanation of the fonts and other formatting conventions used in this manual Getting Started instructions for unpacking inspecting and initially assembling the dosimeter This manual uses the following formatting conventions In step by step directions the process what you do is shown in the right column and the rationale why you do it with other cautions and comments shown in the left column Especially important information is shown in italics Where it is necessary to distinguish the operation of the different Spark family instruments it will be noted on the left col umn and described on the right SPARK and BLAZE USER MANUAL Spark Family Features The Larson Davis Spark family of products meet all national and international requirements for dosimeter stan dards The family is segmented into 7 instruments The 703 703 704 705 705 706 and 706RC Each instrument has unique features that will fit the needs of a wide variety of users Spark 706 RC Features The 706RC has the ability to connect to the 703 705 706 and other 706RC units The Remote Control func tionality allows manual
148. t selection and alkaline s are the factory supplied bat teries The NiCD and NiMH batteries must be user provided It is important that this selection be accurate so that the remaining battery time indicator is accurate In explosive environments only approved alkaline batteries can be used in this instrument See page A 9 for approved batteries The Spark instrument is capable of measuring 4 simulta neous noise dose measurements Dose 1 Dose 2 Dose 3 and Dose 4 Each dose can have independently set dose parameters exchange rates threshold levels criterion lev Using Larson Davis Blaze Software 2 25 els and criterion times Blaze software allows you to setup each of the dose parameters for each of the dose calcu lations Furthermore Blaze is capable of partially recom puting dose combination s after the acquired data has been downloaded into the software The criterion level and crite rion time can be changed after the data is downloaded Exchange Rate Exchange rate is defined in ANSI 51 25 as the change in sound level corresponding to a doubling or halving of the duration of sound level while a constant percentage of crite rion exposure is maintained Possible values for this field are 3 4 5 or 6 The current OSHA exchange rate is 5 A value of 3 will produce Leq like levels Threshold Level dB ANSI S1 25 defines threshold as sound level below which the dosimeter produces little or no dose
149. tant When removing the dosimeter from the pouch do not pull microphone connector This can cause damage Instead push the dosimeter at the bottom of the pouch while firmly holding the sides Installing Batteries in the 706RC 706 704 703 and 703 NOTE Only AA type batteries can be To insert the two AA batteries in the dosimeter remove the used in the Spark instruments battery cover on the back of the instrument WARNING Do not replace the batteries in an explosive environment 1 14 SPARK and BLAZE USER MANUAL NOTE When installing batteries into a 703 or 703 705 or 705 both indica tor Led s should illuminate when the bat teries are first installed for approximately 5 seconds See section titled 703 703 705 705 Front Panel Indicators for further details on the 703 703 705 and 705 indicators March 21 2002 Step 1 Move the sliding tab towards the bottom away from the microphone end of the dosimeter Figure 1 7 Moving the battery door sliding tab Step 2 Grasp the sides of the battery door towards the top of the dosimeter and pull outward to remove Figure 1 8 Opening the battery door Step Tf there are batteries in the unit carefully remove and replace them with new AA batteries Replace the door by first inserting the bottom side of the battery cover in the dosimeter case Figure 1 9 Re inserting the battery door Introduction 1 15 Step 4 Move the top side of the battery
150. ted data button will exclude the data selected by the Left and Right Cursors I The Restore all data button will restore all excluded and edited data back into the Time History graph s Creates a new record from the selected data E This button will allow you to add a note to the Time His tory graph The Leq button will display the Leq trace on the Time History Graph It will have a dark blue trace 2 60 SPARK and BLAZE USER MANUAL Zooming March 15 2002 The Max button will display the Max trace on the Time History Graph It will have a red trace The Peak button will display the Peak trace on the Time History Graph It will have a dark green trace 4 It will have a light blue trace The TWA button will display the TWA trace on the Time History Graph for the currently selected Dose Calculation The Zoom In function allows you to investigate details of the Time History by magnifying selected sections of the measurement Step 1 Click on the magnifying glass on the Time History toolbar to select the zoom tool amp Ja zje of eft L Using Larson Davis Blaze Software 2 61 Step 2 Ata desirable place within the Time History graph click and hold down the left mouse button and draw a box around the desired zoom location Time History Graph Time 16 35 56 Leg 59 0 dbA Leg 2 62 SPARK and BLAZE USER MANUAL Step 3
151. tember 1999 14 30 00 Stop Time Monday 13 September 1999 15 00 00 Run Time 00 30 00 Sample Interval 1 Sec Note Results Dose 00 Projected Dose 00 x LEQ 77 6 dBA TWA 0 0 dBA SE 00 Pahi Lmax 791 dBA Max Lpeak 67 3 dBC Lmin 72 dBA Overload No Statistics to 775 dBA 130 75 dBA 150 775 170 775 190 77 0 dBA For Help press F1 NUM 7 NOTE The set parameters button will Step 4 Press the Set Parameters button to view the Set only change parameters for the currently Parameters window displayed record AH 2 48 SPARK BLAZE USER MANUAL The Set Parameter window appears Set Parameters x Dose Parameters gt p General Information 3 Show Dose 1 X User Cancel Location Exchange Rate Job Desc Threshold Level dB fo Note Criterion Level dB 30 Criterion Duration hrs 8 r Statistics Parameters Display Limit Line 0 dB Remember General Information General Information The General Information area is located on the right side of the window This contains fields for editing or entering information such as User Location Job Description and any note you may wish to attach to the current measurement record Click each field and type in an entry x p Dose Parameters _ General Information 3 Show Dose 1 X User Ralph Elf Cancel Location Nonn Pole Exchange Rate 5 Job Desc S
152. th 5 5 inches 14 cm without Micro phone Preamplifier cable and connector combination Depth 1 25 inches 3 2 cm Weight 8 4 ounces 238 gm To comply with the intrinsic safety rating of this instrument one of the following battery types must be used when this instrument is operated in an explosive environment Duracell MN1500 AA Alkaline Eveready Energizer E91 AA Alkaline SPARK and BLAZE USER MANUAL March 22 2002 WARNING Do not replace batteries in an explosive environment In NON explosive environments NiCd or NiMH recharge able batteries may be used See page 1 17 for recommended rechargeable batteries A 10 SPARK and BLAZE USER MANUAL CHAPTER A weight Calibration Calibration Check Criterion Duration Criterion Level C weight Daily Personal Noise Exposure March 15 2002 LEP d Glossary A standard frequency weighting to simulate the response of the human ear Adjustment of the system so that the measured sound level agrees with a reference sound source A check for variations between the measured level and a ref erence level no adjustment is made to the system Criterion duration is the time required for a continually applied sound of the selected criterion level to produce a dose of 100 Criterion duration is typically 8 hours It is the level of a sound which will produce a dose of 100 if continually applied for the criterion time
153. the FIR mode is as follows Step 1 Step 2 Step 3 Step 4 Open the Control Panel Select the IR icon to open the IR Monitor window Select the Options tab The last selection in the window will be Limit Connection Speed to XXX If there are some very high speeds available such as 4 Mb sec then the PC is most likely in FIR mode To change the PC from FIR to SIR Step 1 Step 2 Step 3 Step 4 Reboot the computer and press the key necessary to enter the BIOS menus usually its F2 or the Delete key Once in the BIOS menus find the menu that deals with COM ports and IR devices Every PC is dif ferent so you may have to do a little searching on your own Once in the menu search for an IR setting that can be toggled from FIR to SIR and back again there may be a similar setting that does the same thing but has a different name Be on the lookout for these because you may have to try a few different settings before you find the right one If you can t find such a menu get in touch with the PC s tech nical support After the setting has been changed and you exit the menus be sure and save your changes before you exit the BIOS menu You will probably have to reboot the computer after changing any of the settings SPARK and BLAZE USER MANUAL Support From Microsoft March 22 2002 The following are some URLs taking you to Microsoft s support site for additional troubleshooting tips http supp
154. the IR refer to documentation included with DVX008 There are also some trouble shooting hints in Appendix C Environmental Considerations March 21 2002 The dosimeter can be used and stored in a wide range of temperature and non condensing humidity conditions How ever some precautions should be taken For example allow the dosimeter ample time to adjust to abrupt temperature changes Condensation may form inside a cold dosimeter if it is brought into a warm room or vehicle and may persist long after the outside case has adjusted to the ambient tem perature Also temperatures inside closed vehicles can reach exces sive levels Therefore do not leave the instrument in direct sunlight inside a vehicle A simple safeguard is to keep the instrument inside a sealed foam insulated case or bag with desiccant silica gel available at photographic equipment stores or from Larson Davis LD part number DSC001 See pages A 3 for further information regarding environ mental considerations Introduction 1 19 Data Retention The measurement data gathered by the dosimeter is stored in non volatile memory Therefore the data will not be lost if the batteries expire However the dosimeter will halt data gathering and the built in clock will lose time and date information should the batteries run out In this case the clock settings will need to be re entered using the Blaze software In order to avoid losing the clock settings an
155. the fre quency and exponential time weighted sound level LwT in a given time interval For the Spark dosimeters the time interval is the record s Run Time On the Spark display the Lmin annotation includes the cur rent settings for frequency weighting and exponential time weighting For example on a Spark dosimeter Lasgmn signifies the minimum A weighted SLOW level Simi larly signifies the minimum C weighted FAST level An Ln is the frequency and exponential time weighted sound level LwT that is exceeded n percent of the time in a give time interval In Blaze the time interval is the record s Run Time For example L10 is that sound level expressed in dB which was exceeded for 10 of the total Run Time The default Ln percentages 10 30 50 70 90 Different Ln values can be entered and recalculated in Blaze Noise dose is the percentage of time that a person is exposed to noise that is potentially damaging to hearing Zero repre sents no exposure and 100 or more represents complete exposure It is calculated by dividing the actual time of exposure by the allowed time of exposure The allowed time of exposure is determined by the Criterion Duration and by the sound level the higher the level the shorter the allowed time The sound levels must be measured with A weighting in frequency and slow exponential weighting in time B 6 100 Te 10 OR Ti 10077 T 10 Las frequency A and
156. the range is and the percentage of time that each dB level occurred during the measurement The Statistics Report resolution can be increased by selecting Fractional Display from the Print window before printing the report The Statistics Report usually spans several pages Step 1 First verify that a measurement record you wish to print is open File Edt Vie s Records Graph Window Ael x e alelo v A B 13 08 24 99 16 16 10 to 08 24 99 16 17 55 E Results Lmax Max Lpeak 1241 d C Overload No Modified Resuits ______ a Ed zi For Help press F1 NUM A March 15 2002 Using Larson Davis Blaze Software 2 85 Step 2 To Print the data select Print Reports from the File menu or press the Print Reports Button on the toolbar rm Oplicns Records Groh Window Help 1 x o ama l H 5 cue jain El onc IS exten 188 143000 Ve Sept 1a 18 0000 D 0 1 1 CAMNDOWSIDESKTOF Sizet be MIDONS be en te um n TIE dBA fi 5 mE Gal Ela The following Print window appears Date 24 August 1999 16 41 09 Close Report Options IV Show Leq Data Show LMax Data Modified Data Hu s Report Show TWA Data Advanced NOTE The TWA printed is the TWA for Here you can sele
157. tion problems If you are using Windows 95 confirm that you have the TCP IP Windows proto col installed If you are using Windows 98 confirm that you have IPX SPX protocol installed Step 1 Open the Control Panel Step 2 Select the Network icon Step 3 Select the Configuration tab if it isn t opened by default Step 4 The box near the top of the window will contain all implemented protocols If the protocols are not present then they will need to be installed before you proceed The installation procedure is as follows Step 1 Open the Control Panel Step 2 Select the Network icon Step 3 Select the Configuration tab if it isn t opened by default Step 4 Click on the Add button near the middle of the window Step 5 Select Protocol in the window to the left and click on the Add button to the right of the win dow Step 6 Select Microsoft in the window to the left and the protocols available will appear in the window to the right Step 7 Select the protocol corresponding to the operating platform being used and click on the OK button near the bottom of the window NOTE You will most likely be required to reboot the computer after the procedure is done While rebooting the PC will automat ically find and install the drivers necessary for operation C 8 Check to see in you are in an FIR fast infrared setting and if so you will need to turn them off The easiest way to check whether or not it is in
158. u and the Upload section has been added to the Memory menu Within the Emulate menu the user will select either Connect or Invert The Upload selection allows for uploading data from other Spark Family instruments into the 706RC These settings are explained later in this chapter Emu late i E 0 70 tock Clear ALL Lock 21 2002 706RC Operation 4 1 Controlling a Remote Device Keys pressed on the 706RC will be immediately sent to the remote as if you had pushed the button on the remote unit All functions available in the remote device will be accessi ble from the 706RC The key response and screen update perfor mance of the remote will typically be as quick as a regular 706 To exit the emulation mode and terminate the connection to the remote the 706RC operator presses the power key It is not possible to turn the remote off by using the 706RC The remote remains fully functional during emu lation Inversion Mode Place the remote unit in front of the 760RC To connect with the remote select Connect from the Emulate menu The 706RC master will indicate that it is searching for ANY 70x The serial number of the first remote that comes in range is recorded by the 706RC M Searching for lany 70x 1 quit After the connection is made the 706RC s screen will be replaced by the remote s screen The mail icon will flash on the 706RC as an in
159. u wish to query amp Search Files Look in Sub Folders Job Description Note Serial Number Filename March 15 2002 Using Larson Davis Blaze Software 2 95 amp Search Files Step 4 Select the folder that contains your Blaze Data Records and press the OK button Check the Search Sub folders box if you wish to search the sub folders as well Browse for Folder 2 xi Select a folder to be searched C New Blaze Pictures H A Novell Ei Ig Program Files H Accessories E ICW Intemet Connection Wizard LL Internet Explorer EC Larson Davis 824 Utility EB Blaze ABE zy IRTest NetMeeting s H A Nnline Services Cancel Step 5 Enter the parameter value you wish to search on Searches can be performed on multiple values or on one value Beles EE Location Look In CAProgram Files Larson Davis Blaze D ata Browse T Look in Sub Folders parameter SSCS SSCS Geneva Steele User Job Description Serial Number DAC Sh tia Filename Record ID NOTE If the search is performed on a level such as an Leq the search will identify records that are at or above the specified level 2 96 The search above was performed specifically on records taken at the Location of Geneva Steel You can also search for records on User Serial number Job
160. u have the latest version of the Blaze soft ware To check what revision you have click on the Help selection near the top and then select About Blaze A new window will appear showing the revision number In most cases if you are using the external IR adapter DVX008 the most reliable way to connect to Blaze soft ware is via the Direct Connect option e The software supplied with the DVX008 should not be installed If it has already been installed remove it e Verify that IR Monitor does not have control of the computer s COM port If the IR adapter software wasn t installed your computer may not have an IR Monitor icon If the IR Monitor icon isn t in the Control Panel window disregard the following steps Step 1 Open the Control Panel Step2 Select the IR Monitor icon and a new window will open up Step 3 Select the Options tab SPARK and BLAZE USER MANUAL Step 4 Verify that the Enable infrared communication on selection box is NOT checked If it is enabled diable it and press the Apply button Step 5 Select the Status tab An Infrared communica tion has been disabled message should be dis played Step 6 Close the IR Monitor NOTE Verify that no other programs have control of the COM port that he external IR adapter is using Configure the Blaze software for Direct Connect by doing the following Step 1 Open the Blaze software Step 2 Click on the Options selection near
161. ual Control Download Calibrate Save rope RMS Weighting C Weight X Configuration Peak Weighting Unweighted Exchange Rate Detector Setting Slow Threshold Level dB feo Sample Interval Secs Criterion Level dB g Can fo dB Criterion Duration hrs e SETS Be JAkaine zl Configure Instrument Step 5 in the new value x Instrument Status General Settings Auto Timer Manual Control Download Calibrate instrument Settings X Save Delete Configuration RMS Weighting x Ds Peak Weighting umweighted Exchange Rate Detector Setting sw st Threshold Level 98 jo Sample Interval fe0Sec w Criterion Level dB jo Gain e Criterion Duration hrs fe Bote iue Ae xl Configure Instrument The choices are The instrument detector converts the sound signal into a useful form by first squaring the signal then taking the mean value and finally taking the square root Root Mean Square During this process certain fre quencies can be selectively attenuated weighted such as A weighting and C weighting so the resultant level better corresponds to human hearing SPARK and BLAZE USER MANUAL Peak Weighting Detector Setting Sample Interval Gain Battery Type Dose March 15 2002 WARNING The Peak is the maximum sound level during a given time interval when th
162. ument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration Settings gt v Save Delete RMS Weighting Dose 1 Peak Weighting Unweighted Exchange Rate 5 Detector Setting Slow E Threshold Level dB 80 Sample Interval 50 Secs Criterion Level dB 30 Gain 0 dB Criterion Duration hrs fe Battery Type alkaline po This technique is used to change the following settings in the General Settings tab e RMS Weighting A or C e Peak Weighting Unweighted or C Using Larson Davis Blaze Software 2 21 March 15 2002 e Detector Setting Slow or Fast e Sample Interval 1 5 10 30 or 60 seconds Gain 0 10 20 or 30 dB Battery Type Alkaline NiCd NiMH Dose Dose 1 Dose 2 Dose 3 and Dose 4 Changing the dose settings is accomplished by first choosing the Dose you wish to modify Step 1 Click on the down arrow on the right side of the Dose field pull down menu Instrument Manager X Instrument Status General Settings Auto Timer Manual Control Download Calibrate Configuration Instrument Settings X Save Delete RMS Weighting C Weight E Dose 1 Y Peak Weighting Unweighted M Dose 2 3 Dose 3 Detector Setting Slow id Dose 4 Sample Interval feo Secs v Criterion Level dB so Gain fo dB Criterion Duration hrs
163. us field instrument manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Run Control q Rem Click Reset Data to reset Run Status STOPPED current levels and delete all Time History and Ln data Stop Live Display Reset Data r Lock Control Lock Status UNLOCKED Lock Unlock Refresh Display Close Downloading Data from the Spark instrument to the PC Step 1 Press the Download tab to enter the Download page Instrument Manager x Instrument Status General Settings Auto Timer Manual Control Download Calibrate Number of records to download 11 Close Each data record stored in the Spark instrument contains an Ln Table statistics table and a Time History table 2 42 SPARK and BLAZE USER MANUAL March 15 2002 A data record is a measurement segment that has a distinct run and stop segment This will typically be the work shift you are measuring 8 hours for example The total number of data records with its own Ln Table and Time History is listed in the Download page In this example the number is 12 Step 2 Press the Download button to download the data from the Spark instrument to the PC Instrument Manager xj Instrument Status General Settings Auto Timer Manual Control Download Calibrate m Number of records to download 12 3s Downloading x
164. vide this information when contacting Larson Davis for service or technical support on your Spark instrument Spark Model Spark Serial Purchase Date Chapter 1 Chapter 2 SPARK and BLAZE USER MANUAL Table of Contents Introduction 1 1 About This Manuali esee dnt hates 1 1 About This Chapter etes 1 2 Formatting Conventions vii e aret eats Dae ie ad rere 1 2 Spark Family Features nenesinin a nere ans 1 3 Spark 706 enhn ne eene ee dere 1 3 Spark 706 Eeat res eene e eee ana ie e a ia 1 4 Spark 7034 7054 FeatureSissii iina ein a eene 1 6 Spark 703 705 Fe t reS snena tete e msn naa 1 7 Spark 704 Features eoe ee ee e nti nde eae 1 8 Spark Instrume rits seach alee et e eet 1 9 Getting Started oos t eo au oe eid eruat ie e Ree et toos 1 10 Unpacking and Inspection sese nennen 1 10 Spark dosimeter Standard and Optional Accessories 1 11 Standard Accessories sipiin ieni nennen eene 1 11 Optional Accessories ee ease tette ehe ees 1 11 Assembling the Spark Dosimeter sse eee 1 12 Installing Batteries in the 706RC 706 704 703 and 703 1 14 Installing Batteries in the 705 7054 sse eene 1 16 Using Rechargeable Batteries sse 1 18 Connecting the dosimeter to a PC ssssssssssssseseeee 1 1
165. was sinusoidally vibrated at an acceleration of 1 m s at 1 3 octave frequencies from 10 Hz to 1000 Hz The results of this test are shown in the following tables X Axis Acceleration parallel to the mic diaphram mic preamp body was laid on its side on the shaker Nominal Frequency Instrument Reading Nominal Frequency Instrument Reading Hz 10 sec Leq Hz 10 sec Leq dB C SPL dB C SPL 10 66 1 160 73 9 12 5 66 5 200 732 16 68 0 250 70 5 20 692 315 76 9 25 70 7 400 76 0 31 5 717 500 762 40 72 6 630 752 50 73 2 800 75 6 63 137 1000 75 9 80 744 100 744 125 74 1 4 SPARK and BLAZE USER MANUAL Y Axis Acceleration perpendicular to the mic diaphram mic preamp body was laid on its side on the shaker Nominal Frequency Instrument Reading Nominal Frequency Instrument Reading Hz 10 sec Leq Hz 10 sec Leq dB C SPL dB C SPL 10 68 4 160 80 6 12 5 69 6 200 80 5 16 72 1 250 79 6 20 73 9 315 81 8 25 75 7 400 81 6 31 5 71 5 500 81 5 40 78 8 630 82 5 50 79 6 800 83 2 63 80 2 1000 84 3 80 80 4 100 80 7 125 80 7 Z Axis Acceleration perpendicular to the top surface of the MRP001 cap Nominal Frequency Instrument Reading Nominal Frequency Instrument Reading Hz 10 sec Leq Hz 10 sec Leq dB C

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