BASIC OCCUPATIONAL ENVIRONMENTAL ADVANCED SPECIAL

optimus greenSound Level Meters for Environmental& Occupational Noise Measurements

Applications

Environmental Noise Measurements

• Environmentalnoiseimpactassessmentsovershortorlongperiods

• Environmentalnoisemonitoringoutdoorswithremotedatadownloadover3G/GPRS&GPSlocation

• Boundarynoisemeasurements&impactassessments

• MeasurementstoBS4142,ISO1996,Section61Notices

• TonalanalysisusingtoISO1996-2:2007&CirrusImprovedMethod

• Detailedanalysisusingaudiorecording

Occupational Noise Measurements

• Occupational&IndustrialHygieneNoiseEvaluations

• HearingProtectorSelectionusingHMLor1:1OctaveBandMethods

• WorkplacenoisemeasurementstoISO9612

Simple Noise Measurements

• NoiseOrdinance&CommunityNoiseAssessments

• GeneralNoiseMeasurements

Key Features

• Simpleoperationensuresthatyougetthefunctionsyouneedquickly&easily

• Simultaneousmeasurement&dataloggingofallavailableparameters

• SimultaneousA,C&ZFrequencyWeightings

• SimultaneousF,S&ITimeWeightings

• Real-time1:1&1:3OctaveBandFilters

• NR&NCvalues&curvesonscreen*

• Tonalnoiseanalysis*

• Upto28statisticalLn%values*

• Single120dBmeasurementrange

• AcousticFingerprint™audiotriggering,recording&alertsduringmeasurementsforreplayandanalysis

• VoiceTag™audionoterecording

• AuditStore™measurementverification

• Repeatingmeasurementswithmanualorautomaticcontrol

• Pause&BackErasefunctions

• HighresolutioncolourOLEDdisplayandback-litkeypadfornight-timemeasurements

• 4GBmemorycapableofstoringover10,000measurements(expandableupto32GB)

• CompatiblewithCK:670&CK:680outdoornoisemeasurementkits

• Measureupto170dBwiththeoptionalMV:200EHmicrophonesystem

Theoptimus redsoundlevelmetersusetheverylatestdigitaltechnologyandindustrialdesigntogiveyou

theidealinstrumentforOccupationalandIndustrialHygienenoisemeasurements.

cr17x/07/13/r6EN

Measure everything. Forget nothing.

The ideal solution for environmental & occupational noise

Theoptimus green soundlevelmetershavebeendesignedwitheaseofuseasthemost

importantfeaturewhichletsyougetonwithmeasuringandcontrollingthenoise.

Theinstrumentsusetheverylatestindigitaltechnologyandindustrialdesigntechniques

tomakeeverythingasclearandsimpleaspossible.Allofthefunctionsoftheinstrument

aremeasuredat the same timeso there’sno riskof choosing thewrongsetting, and

withawide120dBmeasurementspanyoudon’tneedtoworryaboutchoosingtheright

range.

Featuring a high resolution colour OLED screen and a keypad which will illuminate

automaticallyinlowlight,theoptimusinstrumentsareidealforanynoiseapplication.The

measurementdataisdisplayedinaclearandsimpleformatalongwithareal-timenoise

chartsothatyoucanseehowthenoisevarieswithtime.

Astandardoptimuscanmeasureupto140dB(A)and143dB(C)Peakwith thestandard

microphoneandpreamplifier,andupto170dBusingtheoptionalMV:200EHHighLevel

Noisemicrophonesystem.

The optimus green sound level meters are

ideal instruments for both environmental &

occupationalnoiseandwillgiveyouallofthe

informationyouneed,rightatyourfingertips.

Everymeasurementcontainsalloftheavailable

functions so there’s no risk of selecting the

wrongparameterorfunction.

Environmental Noise Measurements

For environmental noise applications, an

optimus greenistheidealinstrument.

Comprehensive measurement capability

Theoverall Leq, Lmaxandstatistical Ln%values

are measured along with a range of noise

profiles providing a complete picture of the

noiseunderinvestigation.

Real-time 1:3 Octave Bands

TheB&CvariantswillmeasureandstoreReal-

Time 1:3 octave bands from 6.3Hz to 20kHz

throughout each and every measurement,

withtheoverallvaluealongwithatimehistory

storedautomatically.

Acoustic Fingerprint triggers and audio

recording

AswellastheVoiceTagrecording,theoptimus

green instruments provide audio recording

during measurements using the Acoustic

Fingerprinttechnology.

Recordingscanbestartedeithermanuallyor

automaticallywhenuserdefined triggersare

activated.

Audiorecordingscanbestoredeither

asStudio96/32qualitywhichcanbe

usedforlateranalysis,orasStandard

16/16qualitywhichcanbeusedfor

replayandsourceidentification.

Tonal noise detection

The D variants use either the ISO

1996-2:2007SimplifiedMethodorthe

Cirrus improvedmethodtohighlight

tonalnoisein1:3octavebands.

Repeating measurements

Measurements canbe either started

manually or automatically by the

measurementcontrolfunctions.

Thisallowstheinstrumentstomakerepeated

measurementsoverlongperiodsoftime,ideal

whentheinstrumentisusedwithanoutdoor

noisemeasurementkit.

Occupational Noise & Industrial Hygiene Measurements

Aswellastheenvironmentalnoisefunctions,

theoptimus green instruments alsoprovide

a complete range of occupational noise

functions.

UK & EU Noise at Work Regulations

IfyouareworkingtotheUKControlofNoise

atWorkRegulationsortheEUPhysicalAgents

(Noise) Directive, LAeq and LCPeak values are

measured at the same timewhich allow the

LEP,d (LEX,8h) and the Peak Action Levels to be

determined. The exposure calculator also

displaysaprojectedLEP,d(LEX,8h)forthecurrent

measurement.

The LCeq-LAeq (C-A) value is also measured

whichcanbeusedtoselectPPEusingtheHML

method.

OSHA, MSHA & other regulations

If you need to meet regulations such as

OSHAHC&NC,MSHAHCor ACGIH, the two

“virtual”noisemetersintheDoseViewcanbe

quickly configured to provide youwith this

information.

Octave Band Filters for Noise Control &

Selecting Hearing Protection

The optimus green A, B & C variants also

featurereal-time1:1octavebandfilterswhich

canbeusedtoaidintheselectionofPPEand

fornoisecontrolapplications.

NR&NCcurves&valuesareshownonscreen

afterameasurement.

Outdoor Measurement Kits

NoiseTools Software

Where there is a need to measure noise levels outdoor or over long

periods, theoptimus green sound levelmeters canbeusedwith the

CK:670andCK:680outdoormeasurementkits.

Thesekitscompriseaweatherproofcasewhichcontainstheinstrument

andbatterypack(s)alongwithaninterfacetoexternalpowerandUSB.

The kits also include theMK:170 outdoormicrophonewhich provides

weatherprotectionforthemicrophonecapsuleandconnectsviaa10m

cabletothemainenclosure.

TheCK:680alsocontainsa3G/GPRSmodemandGPS locationreceiver

whichallowsthenoisemeasurementdatatobedownloadedremotelyto

theNoiseToolssoftwareviatheOptimusCloudsystem.

When used with a single battery pack, the CK:670 can power the

instrumentfor7dayswhereastheCK:680canprovidepowerfor6days.

Adding a further battery pack doubles the operating life and external

powercanbeaddedifrequired.

Datasheets for theCK:670andCK:680 contain additional details about

thesetwosystemsandcanbedownloadedfromtheCirruswebsiteat

www.cirrusresearch.co.uk/library

Standard measurement kitsCompletemeasurement kits are available for the optimus instruments

whichcontainthesoundlevelmeter,anacousticcalibrator,windshield,

cables,batteriesandaccessories.Themeasurementkitscontainallofthe

accessoriesneededtocarryoutanoisesurvey.

Detailsofthemeasurementkitsareshownonthebackofthisdatasheet.

TheNoiseToolssoftwarepackagegivesyouaquickandsimplewayto

download,analyseandreportyournoisemeasurementinformation.

The initial summary screen shows you the most commonly used

informationand,throughsimpleicons,givesyouaccesstothedetailed

measurement data. For advanced users, each and every function

measuredbytheinstrumentisavailableforreviewandanalysisandthe

datacanbeexportedforfurtheruse.

VoiceTag audio recordings can be played back for reference and are

automaticallystoredwiththemeasurementdata,andaudiorecordings

canbereplayedandanalysedin1:12OctaveBands.

Tohelpyoukeepyournoisemeasurementdataorganisedandeasyto

find, NoiseTools allows each measurement to be allocated to people,

placesandprojects.

NoiseTools is supplied free from any licensing restrictions or limits

allowingyou to install theprogramonasmanyPC’s asneededatno

additionalcost.

AuditStore™ is a new technology

thathelpsyoutoensurethatyour

noise measurement data is valid

andtrustworthy.AuditStoreallows

the user to verify measurements that have been downloaded to the

NoiseToolssoftwareagainstasecuredatastorewithintheinstrument.

Eachtimeyoumakeameasurementwithyouroptimus,aselectionofthe

overalldataisstoredintoaseparate,securememorythatisindependent

ofthemainmemorycard.

Thisdatacontainsessentialinformationaboutthemeasurementsuchas

thetime,dateandduration,theLAeq,Peak(C)andLAFmax,LA10&LA90(where

available)andtheoverloadindication.

Inaddition to thenoisemeasurementdata, informationabout the last

calibrationisalsostored.

The AuditStore data can be downloaded from the instrument when

required and then the measurements can be checked against the

AuditStore.

TheNoiseTools softwarewill check that themeasurement information

held in the main database and displayed on the screen matches the

valueswithintheAuditStoresecurememory.

NoiseToolswilldisplayverificationsymbolsiftheinformationmatches,a

uniquefeaturewhichwillbeusefulinanylegalproceedings.

AuditStore data verification

CK:670OutdoorKitshownwithoptionalCT:7Tripod

SpecificationsApplicable StandardsIEC61672-1:2002Class1orClass2GroupXIEC60651:2001Type1IorType2IIEC60804:2000Type1orType2IEC61252:1993PersonalSoundExposureMetersANSIS1.4-1983(R2006),ANSIS1.43-1997(R2007)ANSIS1.25:19911:1&1:3OctaveBandFilterstoIEC61260&ANSIS1.11-2004

MicrophoneClass1InstrumentsMK:224pre-polarizedClass2InstrumentsMK:216pre-polarized

Microphone PreamplifierMV:200RemovablePreamplifier

Total Measurement Range: 20dBto140dBRMSSingleRangeNoiseFloor:<18dB(A)Class1,<21dB(A)Class2

Frequency Weightings RMS&Peak:A,C,&ZMeasuredSimultaneously1:1OctaveBands: 31.5Hzto16kHz1:3OctaveBands: 6.3Hzto20kHz(Bandsfrom12.5Hzdisplayed, 6.3Hz,8Hz&10Hzstored&downloaded)-B&C variants AdditionalMetrics: LAeqLF(20Hzto200Hz)&LeqLF(20Hzto200Hz)

Time WeightingsFast,Slow&ImpulseMeasuredSimultaneously

DisplayHighresolutionOLEDdisplay.Ambientlightsensor&illuminatedkeypad

Memory4GB(32GBfactoryfitoption)

AuditStoreMeasurementverificationdatastoredinsecurememory

Time History Data Rates (Global settings)10ms,62.5ms,125ms,250ms,1/2sec,1sec,2sec(Userselectable)

VoiceTag Audio RecordingUpto30secondsofaudionoteswitheachmeasurement

Acoustic Fingerprint Audio RecordingOff,Manual,ThresholdTriggered,AdvancedTriggerUseroptions: StudioQuality-96kHz/32bitWAVformat Standardquality-16kHz/16bitWAVformat Pre-Triggerfunction

IntegratorsThreesimultaneous“virtual”noisemeters.Integrator1ispresettoQ3forLeqfunctions.Integrators2&3canbeconfiguredwiththefollowing:ExchangeRate:3,4or5dBThreshold: 70dBto120dB(1dBsteps)TimeWeighting:NoneorSlowCriterionLevel:70dBto120dB(1dBsteps)CriterionTime:1to12hoursin1hoursteps

Integrator Quick settingsEU,OSHAHC&OSHANC,OSHAHC&ACGIH,MSHAHC&MSHAEC,Custom1&Custom2

Ln Statistical Values14independentstatisticalLnvaluescalculatedfrom1/16thLAF7presettoL1.0,L5.0,L10.0,L50.0,L90.0,L95.0&L99.07userdefinedLnvaluesCR:172C&CR:171Callowforanadditional14Lnvalueswithindependenttimeandfrequencyweighting.

Measurement ControlMeasurementcontrolwithuserselectabledurationofmanual,1min,5min,10min,15min,30mins,1hour,LdenAutomaticSynchronisation&RepeatPauseBackErasewithuserselectableduration

DimensionsSize: 283mmx65mmx30mmWeight: 300gms/10oz

Batteries4xAAAlkaline

Battery lifeTypically12hourswithAlkalineAATypically20hourswithLithiumAANon-Rechargeable Batterylifeisdependentuponthebatterytypeandquality& screenbrightness

ConnectionsUSBTypeBtoPCAC&DCOutputviaZL:174(2xPhono,1m)Multi-pinIOforexternalpowerviaZL:171cable(2.1mmsocket)ExternalPower:5v-15vviaMultiIOsocketviaZL:171cable(2.1mmsocket)

Tripod Mount1/4”Whitworthsocket

CaseMaterial:HighImpactABS-PCwithsofttouchback&keypad

EnvironmentalTemperature: Operating-10°Cto+50°C, Storage-20°Cto+60°CHumidity: Upto95%RHNonCondensing

Electromagnetic performanceIEC61672-1:2002&IEC61672-2:2003ExceptwheremodifiedbyEN61000-6-1:2007&EN61000-6-1:2007

Language optionsEnglish,French,German,SpanishasstandardOtherlanguageoptionsmaybeavailable

Software SupportNoiseToolsDownload,Configuration&Analysissoftwaresuppliedasstandard.CompatiblewithMicrosoftWindowsXP,Vista,7&8(32bit&64bit)

Measurement Functions1

CR:1720 & CR:1710LXY,LXYMax,LXYMinLXeq,LCPeak,LZPeak,LAPeakLCeq-LAeq,LXE,LAIeqGraphofShortLAeq,LCPeakMeasurementRunTimeIntegrators2&3:TWA,Dose%,EstDose%14StatisticalLn%ValuesStored FunctionsLXYMax&TimeHistoryofLXYMaxLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqTimeHistoryofLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqIntegrators2&3:LAVG,TWA.%DoseTimeHistoryofLAVGLnValues:14independentstatisticalvaluesAudiorecordingduringmeasurementTime,date&durationofmeasurement

CR:172A & CR:171ALXY,LXYMax,LXYMinLXeq,LCPeak,LZPeak,LAPeakLCeq-LAeq,LXE,LAIeqGraphofShortLAeq,LCPeakMeasurementRunTimeIntegrators2&3:TWA,Dose%,EstDose%Real-Time1:1OctaveBands(Graphical&Numeric)NR&NCvalues&curves14StatisticalLn%ValuesStored FunctionsLXYMax&TimeHistoryofLXYMaxLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqTimeHistoryofLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqIntegrators2&3:LAVG,TWA.%DoseTimeHistoryofLAVG1:1OctaveBands:OverallLeq&LeqTimeHistoryforeachband,NR&NCvalues&curvesLnValues:14independentstatisticalvaluesAudiorecordingduringmeasurementTime,date&durationofmeasurement

CR:172B & CR:171BLXY,LXYMax,LXYMinLXeq,LCPeak,LZPeak,LAPeakLCeq-LAeq,LXE,LAIeqGraphofShortLAeq,LCPeakMeasurementRunTimeIntegrators2&3:TWA,Dose%,EstDose%Real-Time1:1OctaveBands(Graphical&Numeric)Real-Time1:3OctaveBands(Graphical&Numeric)NR&NCvalues&curvesLeqLF(20Hzto200Hz)14StatisticalLn%ValuesStored FunctionsLXYMax&TimeHistoryofLXYMaxLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqTimeHistoryofLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqIntegrators2&3:LAVG,TWA.%DoseTimeHistoryofLAVG1:1&1:3OctaveBands:OverallLeq&LeqTimeHistoryforeachbandNR&NCvalues&curvesLnValues:14independentstatisticalvaluesAudiorecordingduringmeasurementTime,date&durationofmeasurement

CR:172C & CR:171CLXY,LXYMax,LXYMinLXeq,LCPeak,LZPeak,LAPeakLCeq-LAeq,LXE,LAIeqGraphofShortLAeq,LCPeakMeasurementRunTimeIntegrators2&3:TWA,Dose%,EstDose%Real-Time1:1OctaveBands(Graphical&Numeric)Real-Time1:3OctaveBands(Graphical&Numeric)TonalNoiseDetectionin1:3OctaveBandsNR&NCvalues&curvesLeqLF(20Hzto200Hz)Upto28StatisticalLn%ValuesStored FunctionsLXYMax&TimeHistoryofLXYMaxLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqTimeHistoryofLAeq,LCeq,LZeq,LCPeak,LZPeak,LAPeak,LAIeqIntegrators2&3:LAVG,TWA.%DoseTimeHistoryofLAVG1:1&1:3OctaveBands:OverallLeq&LeqTimeHistoryforeachbandTonalNoiseDetectionin1:3OctaveBandsNR&NCvalues&curvesLnValues:28independentstatisticalvaluesAudiorecordingduringmeasurementTime,date&durationofmeasurement

wherex=A,C,Z;y=F,S,I

OtherfunctionsmaybecalculatedbytheNoiseToolssoftwareanddisplayedondownload.

Notes1.Fordetailsofthedisplayedandstoredparameters,pleaserefertotheoptimususermanual.

Allspecifications,featuresandvaluesaretypicalandaresubjecttochangewithoutnotice.

Instrument Selection

AcousticHouseBridlingtonRoadHunmanbyNorthYorkshireYO140PHUnitedKingdom

T:08452302434(UK)+441723891655F:+441723891742E:sales@cirrusresearch.co.ukW:www.cirrusresearch.co.uk

Function/Instrument

Class1 Class2TypeApproval

SoundLevelFunctions

Leq/PeakFunctions

TWA/DoseFunctions

DataLogging

Pause&BackErase

AuditStore

AcousticFingerprintAudioRecording

VoiceTagNote

Recording

1:1OctaveBandFilters

1:3OctaveBandFilters

NR&NCCurvesonscreen

TonalNoiseDetection

Lnvalues

SoftwareSupport

3G/GPRSModem&GPSSupport

MeasurementKit

CR:1720 CK:1720

CR:1710 PTB,LNEApplus+ CK:1710

CR:172A CK:172A

CR:171A PTB,LNEApplus+ CK:171A

CR:172B CK:172B

CR:171B PTB,LNEApplus+ CK:171B

CR:172C CK:172C

CR:171C PTB CK:171C

Standard AccessoriesTheoptimussoundlevelmetersaresupplied,asstandard,withthefollowingaccessories:UserManualCertificateofCalibrationUSBData/PowerCable

WindshieldNoiseToolsSoftwareCD

Measurement KitsTheoptimussoundlevelmetersareavailableasacompletemeasurementkitwiththefollowingaccessories:optimusSoundLevelMeterCR:514Class2orCR:515Class1Acoustic

CalibratorUA:23790mmWindshieldCK:300CarryingCaseUserManual&CertificatesofCalibrationUSBData/PowerCable&NoiseToolsSoftwareCD

ISO 9001:2008FM 531001

ISO 14001:2004EMS 552104

BRITISH SAFETY

COUNCIL

Member

cr17x/07/13/r6EN