AR854 EN MANUAL .cdr
Contents
1. 3 Measuring reading 4 ran battery power indication 5 USB USBCconnectionicon 6 LMAX Maxvalueicon 7 RECORD Datastoreicon 8 9 dB sound level unit A Frequency weighting A O If the sound levelis over the maximum range this symbol will be displayed 1 SLOW time weighting slow 12 FAST time weighting fast 13 HOLD Datahold 14 Chey lf thesoundlevelis under the minimum range this symbol will be displayed 05 yoicestudio InstallShield Wizard InstallShield Wizard Complete 5 The InstallShield Wizard has successfully installed yvoicestudio Click Finish to exit the wizard i Cancel Figure 20 Note If you wantdelete this software please open the control panel thenopen the add delete program to select VoiceLABin the list click the Delete button to remove the software 26 voicestudio InstallShield Wizard Setup Status voicestudio is configuring your new software installation Installing C Program Files voicestudio woicestudio mdb InstallShield Figure 19 gt If appears following picture click Finish the quick way of starting software willproduce automatically onthe tabletop whose nameis VoiceLAB as shown infigure 20 25 Specifications response OVER UNDER symbol 06 Calibration Please use 94dB 1KHZstandard calibration instrument gt Setting on soundlevel meter Frequency wei2. _ SMART 7 SENSOR Model AR854 Nj Digital Sound Level Meter User s Manual Version SZ854 1 Precauction gt Thank you for pruchasing SMiRt Digital sound level meter gt This manual provides relative information on how to use theunit and warningsin operation gt Tomake the bestuse of this product s functions read this manualthoroughly before use Please keep this manual quick reference gt Please make somesimple test measurementto ensure proper performance of the unit Maintenance and warranty 1 Maintenance gt Replacement and maintenance of battery a Remove the battery from theunit if itis not required for extended periods oftime in orderto avoid damageto the battery compartmentand the electrode resulting from a leaking battery b After poweron if asymbolE 4 appears onthe LCD you need to replacethe batteries immediately Open the ba ttery door take out theold battery installnew batteries note the battery polarity then closethe battery door for details pleaserefer figures andcontents on page 10 of this manual gt Cleaning the casing Never use alcoholor thinner toclean the unitcasing that will especially erodethe LCD surface just clean the unit lightly as needed with little clean water 2 Warranty gt About relative warranties please read provided warranty card gt We disclaim any liability dueto transportation damages incorrect use oroperation manipulation alt
3. CeCC CONS Pitti tii fit is HTT RSLS Q S O O T3 D ne N 100 20 1K 2K HZ SK 10K 20K 500 100 200 20 HZ 50 Figure C A free field response of AR854 integrating sound level meterin several incidence direction OS ZH 02 00 OO 00S MOZ MOL MGS ZH ME YM bs O RQ 8 6 A Set 1 AA A de tt a a a aa si Hi DAE Zap DARAS TTT AZA PN TLL 19 0 0 a OO The maximum value Lmax measurement gt During measurement process press the key to lock up the maximumreading the LCDdisplays as infigure 9 FAST Figure 9 44 ay 30 ap lt gt D mN Vee am dB mn LMAX gt Press it onceagain to exitthe maximum value measure ment and return normal measurement mode Data hold gt Press LCD will show HOLD icon and lockthe current reading asfigure 10 HOLD FAST 30 ayn 0 NS am ap ap mN Vee am dB rma Figure 10 12 Data storage gt Press the LCD screen appears the symbol RECORD flashing indicating thatthe unit enterinto the data storage mode LCD screen displays asin figure11 FAST Figure 11 3D Awd 30 am ap ap aN Vee am dB cana RECORD gt The memory capacityis 10000 afterlong period of recording the LCDscreen will appearthe symbol FULL as shown infigure 12 FAST Figure 12 30 lt ul 30 U W Ju Ath NS lt amS Vam dB rm gt In data storage process or
4. recording memory is full press this key againto exit the record mode the flashing symbol RECORD disappears 13 Figure B Nominal A frequency weighting cure AHH eT tty tt ty Vit tt TERREN A BN AN NDN 160 315 530 125K 2 5K SK 10K 20K 80 HZ Figure A Nominal free field response of AWA14425 microphone in referenceincidence direction i x cs Sia aa SIIN A or CEE EEE EEE eee 00 OOF 00S MOZ MOL MG ZH JZ Ht 17 Data clearance gt Press down the key until the LCD screen displays the symbol CLR then all recorded data will bedeleted LCD displays asin figure 13 Figure 13 14 DC adaptor Information fortesting gt There is aDC socket forthe DC adaptor when 1 Reference sound pressure 94dB l l 2 Reference incident direction axialof microphone connect with the DC adaptor the meter will auto 3 Reference point diaphragm centre of micophone cut the battery power The DC powersupply range 4 Adjustment data toobtain a weighted sound levels is 4 5V to 9V outside P inside N equivalent to response to tree field responseto plane sinusoidal sound waves incident from thereference When the meteris for long period measurement direction please use the DC adaptor power supply Frequence Hz 3 15k Adjustment dB 0 8 Frequence Hz 12 5k Adjustment dB 4 0 1 55 2 1 3 2 4 5 6 2 Figure 14 l l 5 Nominal free field response ofthe meter
5. show the whole display as follow figure 3 UNDER HOLD FAST SLOW BO Ayluuluulinliniyy 190 l Figure 3 Q py am ap ap lame Vam a Yam dB um USB LMAX LP RECORD gt After 2 second the meter will enter Lo measuring LCD will display the reading the default time weighting is FAST as figure 4 Figure 4 JU yw ww A Li dB am 09 gt Enter the username and companyname click NEXT to enter Next step as shown infigure 16 oiceLAB InstallShield Wizard Customer Information Please enter your information Please enter your name and the name of the company for which you work User Name Company Name ARCO InstallShield Cancel Figure 16 gt Setup type selection select the defaulted setup Complete type click NEXT toenter Next step as shown infigure 17 22 Connection with PC 1 Requirements of computer configuration yp CPU Pentiumlll 600MHZ or above X gt One free available USB connecting interface gt Thelowest screen resolution of monitor is800 600 or much higher true color gt At least8MB available memory gt Atleast 50MB available disk memory Operation system MICROSOFT WINDOWS 98 ME 2000 XP HOME XP Professional 32Bit 2 Installing the data collecting software Place the software discin your discdriver openthe disc driver file double clickthe Setup exe programicon to enter program insta
6. agram for details please refer toHELP content 29 Introduction This unithas been designedto meet the measurement requirement of noise engineers noise quality control and health prevention invarious environments Suchas noise measurement in factory office traffic road family and all other noise measurementapplications Features and function gt Designed according to following standard a GB T3785 1983 b 1EC61672 2002 class 2 gt Accuracy 1 5dB gt Measurement range 30 130dBA ref2 x 10 Pa gt Resonse frequency 20HZ 8kHz gt Reference direction axial of microphone gt Frequency weighting A gt Time weighting FAST SLOW gt Lmax function gt LCD back light gt Data HOLD gt Auto power off gt AC DC signal output gt 10000 data record function gt Connect with PC via USB socket data record download real time data sampling printing graph etc 02 Diagram of the unit 1 Sponge ball when outdoor use please put on prevent wind blowing noise disturbing the unit reading 2 Prepolarized condenser microphone 3 LCD 4 ON OFF button 5 Max function button 03 4 Connection withPC gt Insertone end of USB wire intothe USB socketon the unit as shownin figure 22 gt Plug another endof USB wireinto the interface port on PC as shown in figure 23 Figure 23 D Note gt Once the connectionis done an USB icon appearson the LCD ofthe unit
7. amiliar trouble shooting 30 gt Attentions 30 gt Maintenance and warranty 31 gt Special declaration 31 1 Before use notice Check up Carefully unpack yourkit after you purchased this product and ensure thatyou have the following items Inthe event that any itemis missing orif you findany mismatch ordam age or themanual appearing tolack page etc seriously inf luencing the reading promptly contact yourdealer gt Sound level meter 1PCS gt Sponge ball 1PCS gt Computer software disc 1PCS gt USB connection cable 1PCS gt 1 5V battery AA 4PCS gt EN user s manual 1PCS gt Warranty card 1PCS gt PP packing box 1PCS 01 3 Otheritems Familiar trouble shooting The following isa list ofactions to betaken if the unit is not working properly 1 Screen is Blank Check the batteriesare installed correctly Open the battery door onrear of theunit The and symbols on the battery should matchthe corresponding and symbols marked in the battery compartment 2 If the unit can notconnect to PC normally please check if the USBcable is OK if the cablecan not beused formally please replace itfor a newone Attentions 1 Environment conditions on operation Indoor use 2000 meters high below Temperature 0 40 C Relative humidity lt 80 RH 2 Do notstore or usethe unit
8. erationsor repair attempts withoutwarranty card invoice D Specific Declarations a We reserve the rights of the update and amendment of the productdesign and the manual which are subject to change withoutfurther notification b Dispose ofbattery should inaccordance with local laws and regulations S so 9001 IntelliSafe C KA y S o 31 Contents 1 Before use notice gt Check U pas s 526ss sac ee 01 gt Introduction 02 Feature and function 02 gt Diagram of the unit 03 gt LCD display 05 gt Specification 06 X Calibration 07 2 Operation instructions gt Battery installment 08 gt Measurement of LP 09 gt Time weighting selection 11 gt Maximum value measurement 12 gt Data hold 12 Y gt Data storage 13 gt Data clearance 14 gt DC adaptor 15 gt Use of sponge ball 15 gt Information of testing 16 gt Connection with PC 21 3 Otheritems gt F
9. ghting isA Time weightingis FAST gt Insert the microphonehead into thestandard calibration jack set the standard source as94dB 1KHZ use a small screwdriveradjusts the calibration knob at the round hole untilLCD display93 8 asshown in figure1 Calibration knob cay _ FAST 30 aust 190 N UAL aw aml n Vam dB mm Figure Note This unit hasbeen calibrated beforeleaving factory one year calibration cycleis recommended 07 yoicestudio InstallShield Wizard Ready to Install the Program The wizard is ready to begin installation Click Install to begin the installation If you want to review or change any of your installation settings click Back Click Cancel to exit the wizard InstallShield i Cancel Figure 18 gt In program installation process if wantstop it please click the Cancelbutton as shownin figure 19 24 yoicestudio InstallShield Wizard xj Ready to Install the Program The wizard is ready to begin installation InstallShield Figure 17 Tren gt Click the Installbutton to installthe program into your PC as shownin figure 18 23 2 Operation instructions gt Open the batterdoor insert the 4PCS 1 5V batteries into compartment properly note the battery polarity as shown infigure 2 gt Cover the battery door 08 Measureofsoundlevel LP gt Press e to turn on the LCD will
10. indicatesa success connection otherwise the connection fails gt In connection with PC the PC could supply the power to the unitdirectly in absence of 4 AAbatteries 28 3 Software instruction gt The software window as shown in figure 21 Wg YoiceLAB 0 1 j 10 x File Option Window Help BASPA 253 29 SB _ S N i Note Figure 21 Check if this unit is connected well with the computer on state column Connect OK Connect successful Disconnect failed to connect gt Toolcolumn instruction as shown in following diagram A i PEs soe so will be displayedon computer screen Save real time measurementdata e Bay seve tne measureddata as Excoiaocumeni abe oo 27 6 kA Fast Slow time weighting switch T E gt Black lightand clear stored data button Press and hold for 2 seconds will clear the stored data 8 bu Data store button 10000 storage 9 Data hold button 10 DC OUT DC signal out 10mv dB impedance 5000 11 A USB USB socket 12 DC IN DC4 5 9V input jack outside P inside N 13 AC OUT AC signal output 14 Battery door N Note Above key functions descriptions just are simple introd uction please readoperation instructions partin this manual for details 04 LCDdisplay MD HOLD FAST SLOW 30 iwdan 430 QY Uy am ap ap ame Vam s Vam dB m USB LMAX RECORD 1 Levelrange 2 2 Bar graph 2dB 1step
11. infollowing conditions a Splashes ofwater or highlevels of dust b Airwith high saltor sulphur content c Airwith other gasesor chemical materials c High temperatureor humidity ordirect sunlight 3 Never impactthe unit orused on humidity conditions 30 5 On line measurement X gt Click Real Time Measurein File menubar or RealTime Measure button intool column willenter into the window as shown infigure 24 Figure 24 CS supervision window of soundlevel meter displaying x SPL Graph Analyzing 140 y 22 22 22 ono enn nn nn nn nn nnn nnn nn nnn nnn een 130 4 4 4 t b 4 f eb edd deb db tb data dee pe deh 1204 AP oct ede Sel atts ert Ses ar ete ere Titers S oe 1104 edna tet 100 i 904 i H 4 F ot oy eS ER SA asta Opiti fl db thd hd tt tide di atta B0 ea cet ras Gk ck GE aE aE GORE AI NE I aE 504 4 4 1 1 4 ee eee 40 e Soe sep es SPL Unit DB 468 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 MAX 69 1 MIN 57 1 AVG 59 5 Date 2006 8 31 Print Graph Q Zoom In Zoom Out Reset Zoom gt Save LL Start to Measut Clear Button instructions poc sep mease Re Click to store real time measuring data input file EB Save name in popup window clickto save the document format of Lab Ema zme gt This software supportsto print measuring data curve di
12. llation contactinterface click NEXT to enter Next step asshown in figure 15 yoicestudio InstallShield Wizard i x Welcome to the InstallShield Wizard for voicestudio The InstallShield Wizard will install voicestudio on your computer To continue click Next i Cancel Figure 15 21 gt Figure 5 gt If the current sound level is under 30dB the LCD will disolay GLB to indicated the current Lo is under measurement range as figure 5 ew ap a gt la Vam s aw dB ramma If the current sound level is over 130dB the LCD Will display to indicated the current Lo is over measurement range as figure 6 _ FAST Figure 6 3g Auwald 130 Ant Wily sau yw ng EB l d i f PN u am dB m The reading on LCD changes once per second the Lp is maximum sound level over one second 10 Time weighting selection gt It is defaultedas FAST after power on the LCD yp Press the keyit turns intoSLOW the LCD screen displays as figure 8 JU yl Figure 7 0 ED ap aD D Ltt am Yan ae dB N Note a Selecting FAST isto pick upthe current reading b Selecting SLOWis to pickup the reading of average within 1 second r 11 Figure D AR854 with asponge ball inthe absence of wind at free field responsein several incidence direction Pitti ty Be a r a RSS Ce 1 or a BCCO CACC ess Pj tt tT PrI SROs eR SE 88
13. on refere nce incident under approximate reference conditions 6 Electricalinput equipment 20pF condenser 7 Highest self generated noise level 28dB electrical noise level isnot higher than 25dB 8 Allow highest sound pressure level on microphone Use of sponge ball gt If windy you may use a sponge ball to reduce the 132dB influence of wind noise There are a standard 9 Maximum input peak voltage of electrial input sponge ballin the packing reduce noise about equipment 4Vp p 10 Working voltage range at whichthe sound level meter confirms tospecifications 4 5V 6 5V 11 The typical time interval needed to stabilize after there are no wind changes in environmentcondition at least12 hours to be steady underreference requirement orat least 19 hours in otherambient conditions 10 to 15dcB See appendix D the influence of free field response for a meter with soonge ball when 15 16
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